Get Free Samples! Come fill out the form ! ! !

Call us: +86 0755-82563503

English

Currency: $ US Dollar

STM32F103C8T6
MFI343S00177
can I ask you a question please?
STM32F407VET6

Categories
- Integrated Circuits (ICs)
  - Integrated Circuits (ICs)
  - AC to DC Converter ICs
  - Active Filters
  - ADC
  - AFE
  - Analog Multipliers & Dividers
  - Analog Switches & Multiplexers ICs
  - Application Specific Microcontrollers
  - Application Specific Timer
  - Audio Amplifiers
  - Audio Special Purpose
  - Battery Chargers ICs
  - Battery Management ICs
  - Buffers & Transceivers
  - Capacitive Sensors
  - Clock Buffers & Drivers
  - Clock Generators
  - CODECs Interface ICs
  - Comparators
  - Configuration Proms for FPGAs
  - Controllers Interface ICs
  - Converting Interface ICs
  - Counters & Dividers
  - CPLDs
  - Current Regulator IC
  - DAC
  - DC DC Voltage Regulators
  - DC to DC converter
  - DDS
  - Delay Lines Timing ICs
  - Digital Potentiometers
  - Display Drivers ICs
  - Drivers Interface ICs
  - DSP
  - Embedded ICs Modules
  - Energy Metering ICs
  - FIFOs Memory
  - Flip Flops
  - FPGAs
  - FPGAs with Microcontrollers
  - Full & Half-Bridge Drivers ICs
  - Gate Drivers ICs
  - Gates & Inverters
  - Hot Swap Controllers
  - I/O Expanders
  - IC Batteries
  - Ideal Diode controller
  - Instrumentational OP Amps
  - Interface ICs Modules
  - Laser Driver ICs
  - Latches
  - LED Driver ICs
  - Lighting Controllers
  - Linear Comparators
  - Linear Regulator Controllers
  - Linear Voltage Regulators
  - Memory
  - Memory Batteries
  - Memory Controllers
  - Microcontrollers
  - Microprocessors
  - Modems ICs & Modules
  - Motor Drivers
  - Multi-Functional Gates & Inverters
  - Multivibrators
  - Multivibrators
  - PFC PMICs
  - PLDs
  - PoE Controllers
  - Power Supply Control ICs
  - Power Switches ICs
  - Programmable Timers & Oscillators
  - RMS to DC Converters
  - RTCs
  - Sensor & Detector Interface ICs
  - Serializers & Deserializers
  - Shift Registers
  - Signal Buffers
  - Signal Switches & Multiplexers
  - Signal Terminators
  - SoC
  - Special Purpose ADCs/DACs
  - Special Purpose Amplifiers
  - Special Purpose Analog Switches
  - Specialized ICs
  - Specialized Interface ICs
  - Specialized Power Management ICs
  - Specialized Voltage Regulators
  - Specialty Logic ICs
  - Switching Voltage Regulators
  - Telecom Interface ICs
  - Thermal Management
  - Touch Screen Controllers
  - UARTs
  - Universal Bus Functions
  - V/F & F/V Converters
  - Video Amps & Modules
  - Video Processing Linear ICs
  - Voice Record and Playback
  - Voltage Reference
  - Voltage Supervisors
  - Voltage Translators & Level Shifters
  - Integrated circuits, often referred to as ICs or microchips, are miniature electronic circuits that contain thousands to billions of transistors, resistors, capacitors, and other electronic components on a small semiconductor material. ICs are the building blocks of modern electronics and are used in a vast array of devices and systems, ranging from smartphones and computers to automotive electronics and medical devices. They provide compactness, high functionality, and improved performance by integrating multiple electronic functions onto a single chip.
- Connectors
  - Connectors
  - ARINC Connectors
  - Backplane Connector Contacts
  - Backplane Connectors Accessories
  - Backplane Connectors Housings
  - Backshells and Cable Clamps
  - Banana Tip Adapters
  - Banana Tip Binding Posts
  - Banana Tip Connectors Accessories
  - Banana Tip Jacks
  - Barrel Accessories
  - Barrel Adapters
  - Barrel Audio Connectors
  - Barrel Connectors
  - Barrel Power Connectors
  - Barrier Terminal Blocks
  - Between Series Adapters
  - Blade Type Power Connectors
  - Blade Type Power Connectors
  - Blade Type Power Connectors Accessories
  - Blade Type Power Connectors Housings
  - Board In Connectors
  - Board to Board Connectors
  - Card Edge Adapters
  - Card Edge Connectors Accessories
  - Card Edge Connectors Housings
  - Card Edge Contacts
  - Centronics Connectors
  - Circular Adapters
  - Circular Connectors
  - Circular Connectors Accessories
  - Circular Connectors Housings
  - Circular Contacts
  - Coaxial Connectors
  - Coaxial Connectors Accessories
  - D-Sub Adapters
  - D-Sub Connector Housings
  - D-Sub Connector Terminators
  - D-Sub Connectors
  - D-Sub Connectors Accessories
  - D-Sub Contacts
  - D-Sub Hoods
  - D-Sub Jackscrews
  - DIN 41612 Connectors
  - Din Rail Terminal Blocks
  - Edgeboard Connectors
  - Faceplates & Frames
  - Fiber Optic Adapters
  - Fiber Optic Connectors
  - Fiber Optic Connectors Accessories
  - Fiber Optic Connectors Housings
  - Flat Flexible Connector Housings
  - Flat Flexible Connectors
  - Flat Flexible Connectors Accessories
  - Flat Flexible Contacts
  - Foil Connectors
  - Hard Metric Connector
  - Headers & Male Pins
  - Heavy Duty Connectors Accessories
  - Heavy Duty Connectors Assemblies
  - Heavy Duty Connectors Frames
  - Heavy Duty Connectors Housings
  - Heavy Duty Connectors Modules
  - Heavy Duty Contacts
  - IC Adapters
  - IC and Component Sockets
  - IC Sockets Accessories
  - Inline Memory Module Sockets
  - Interface Modules Terminal Blocks
  - Keystone Accessories
  - Keystone Inserts
  - Knife Connectors
  - Leadframe Contacts
  - LGH Connectors
  - Magnetic Wire Terminals
  - Magnetics Modular Jacks
  - Memory Card Adapters
  - Memory Card Sockets
  - Memory Connectors Accessories
  - Modular Adapters
  - Modular Connectors Accessories
  - Modular Jacks
  - Modular Plug Housings
  - Modular Plugs
  - Multi Purpose Contacts
  - Panel Mount Connectors
  - Panel Mount Terminal Blocks
  - PC Pin Terminals
  - Photovoltaic Connectors
  - Photovoltaic Connectors Accessories
  - Photovoltaic Contacts
  - Pluggable Connectors
  - Pluggable Connectors Accessories
  - Pluggable Terminal Blocks
  - Power Distribution Terminal Blocks
  - Power Entry Connectors Accessories
  - Power Entry Connectors Modules
  - Quick-Connect & Quick-Disconnect Connectors
  - Rectangular Connectors
  - Rectangular Connectors Accessories
  - Rectangular Connectors Adapters
  - Rectangular Connectors Arrays
  - Rectangular Connectors Headers
  - Rectangular Connectors Housings
  - Rectangular Contact Inserts
  - Rectangular Terminals
  - RF Adapters
  - RF Contacts
  - RF Terminators
  - Ring Terminals
  - Screw Connectors
  - Shunts & Jumpers
  - Socket Terminals
  - Solder Lug Connectors
  - Spade Connectors
  - Specialized Backplane Connectors
  - Specialized Connectors
  - Specialized Terminal Blocks
  - Spring Loaded Contacts
  - Spring Loaded Rectangular Connectors
  - SSL Connectors
  - SSL Connectors Accessories
  - SSL Contacts
  - Terminal Block Adapters
  - Terminal Blocks - Contacts
  - Terminal Blocks Accessories
  - Terminal Jumpers
  - Terminal Junction Systems
  - Terminal Marker Strips
  - Terminal Strips and Turret Boards
  - Terminal Wire Ferrules
  - Terminals Accessories
  - Terminals Adapters
  - Terminals Housings
  - Transistor Sockets
  - Turret Connectors
  - Video Adapters
  - Video Connector Accessories
  - Video Connectors
  - Wire Pin Connectors
  - Wire Splice Connectors
  - Wire-to-Board Connectors
  - Wire-to-Board Terminal Blocks
  - Wiring Blocks Accessories
  - Wiring Modular Connectors
  - Connectors are devices used to establish electrical or mechanical connections between two or more components or systems. They provide a means for joining cables, wires, or other conductive elements, enabling the transmission of electrical signals, power, or data. Connectors come in a wide range of forms, including electrical connectors, coaxial connectors, modular connectors, and fiber optic connectors. They play a critical role in industries such as telecommunications, automotive, aerospace, and consumer electronics, facilitating reliable and secure connections.
- Discrete Semiconductors
  - Discrete Semiconductors
  - Arrays BJT Transistors
  - BJT Transistors Arrays
  - Bridge Rectifiers
  - DIACs and SIDACs
  - IGBTs Modules
  - IGBTs Transistors Arrays
  - JFETs Transistors
  - MOSFETs Transistors Arrays
  - Power Driver Modules
  - Pre-Biased BJT Transistors
  - Programmable Unijunction Transistors
  - Rectifier Diode Array
  - RF BJT Transistors
  - RF Diodes
  - RF MOSFETs Transistors
  - SCRs Thyristors
  - Single BJT Transistors
  - Single IGBTs
  - Single IGBTs
  - Single MOSFETs Transistors
  - Single-Phase Diode Rectifier
  - Specialized Transistors
  - Thyristors Modules
  - TRIACs Thyristors
  - Varactors
  - Zener Diode Arrays
  - Zener Single Diodes
  - Discrete Semiconductor refer to electronic components that are individual and separate from each other, as opposed to integrated circuits that contain multiple components on a single chip. These discrete components include diodes, transistors, thyristors, and other similar devices that perform specific functions in electronic circuits. They are commonly used in power supplies, amplifiers, and other electronic devices where precise control and regulation of electrical signals is required. Discrete Semiconductor Products are available in a variety of sizes, shapes, and specifications to meet the needs of different applications. They are widely used in the electronics industry and are essential components in many electronic devices.
- Capacitors
  - Capacitors
  - Aluminum Electrolytic Capacitors
  - Aluminum Polymer Capacitors
  - Capacitor Accessories
  - Capacitor Networks
  - Ceramic Capacitors
  - Ceramic Capacitors
  - Film Capacitors
  - Mica & PTFE Capacitors
  - Niobium Oxide Capacitors
  - Silicon Capacitors
  - Supercapacitors & EDLC
  - Tantalum Capacitors
  - Tantalum Polymer Capacitors
  - Thin Film Capacitors
  - Trimmers Variable
  - Capacitors are electronic components that store and release electrical energy. They consist of two conductive plates separated by an insulating material known as a dielectric. Capacitors are widely used in electronic circuits for various purposes, including energy storage, filtering, decoupling, timing, and coupling signals. They are available in different types, such as electrolytic capacitors, ceramic capacitors, and tantalum capacitors, each with unique characteristics suitable for different applications.
- Sensors
  - Sensors
  - CdS Cells
  - Accelerometers
  - Accessories
  - Amplifiers
  - Analog & Digital Sensor
  - Analog & Digital Sensors
  - Analog Optical Sensors
  - Angle & Linear Position Measuring Sensors
  - Camera Modules
  - Color Sensors
  - Current Sensors
  - Distance Measuring Sensors
  - Dust Sensors
  - Encoders
  - Float & Level Sensors
  - Flow Sensors
  - Force Sensors
  - Gas Sensors
  - Gyroscopes
  - Humidity Sensors
  - Image Sensors
  - IMUs
  - Inclinometers
  - IrDA Transceiver Modules
  - Junction Blocks
  - Logic Optical Sensors
  - Logic Photo Detectors
  - Logic Photointerrupters
  - LVDT Transducers
  - Magnetic Compass Sensors Modules
  - Magnetic Linear Sensors ICs
  - Magnetic Position Sensors Modules
  - Magnetic Switches
  - Mechanical Temperature Sensors
  - Multi Purpose Magnets
  - Multifunction
  - NTC Thermistors
  - Occupancy Sensors
  - Optical Motion Sensors
  - Optical Sensors Remote Receiver
  - Photodiodes
  - Photoelectric Sensors
  - Phototransistors
  - Proximity Sensors
  - PTC Thermistors
  - RTD
  - Sensor Cable Accessories
  - Sensor Cable Assemblies
  - Sensor Matched Magnets
  - Shock Sensors
  - Solar Cells
  - Solid State Thermostats
  - Specialized Sensors
  - Strain Gauges
  - Thermocouple Temperature Sensors
  - Tilt Switch Sensors
  - Touch Sensors
  - Transducers
  - Transistor Optical Sensors
  - Ultrasonic Receivers
  - UV Sensors
  - Vibration Sensors
  - Sensors are devices that detect and measure physical or environmental parameters and convert them into electrical signals. They enable the acquisition of real-world data for monitoring, control, and feedback purposes. Sensors can detect variables such as temperature, pressure, light, motion, proximity, and many others. They find application in diverse fields, including automotive systems, consumer electronics, industrial automation, healthcare, and environmental monitoring.
- Resistors
  - Resistors
  - Chassis Mount Resistors
  - Chip SMD Resistors
  - Chip SMD Resistors
  - Resistor Accessories
  - Resistor Arrays
  - Specialized Resistors
  - Through Hole Resistors
  - Resistors are passive electronic components designed to impede the flow of electric current in a circuit. They are used to control current levels, divide voltage, and limit power dissipation. Resistors are available in various types, including fixed resistors, variable resistors (potentiometers), and specialized resistors for specific applications such as high power or precision requirements. They are fundamental components in electronic circuits, playing roles in voltage regulation, signal conditioning, and impedance matching.
- Isolators
  - Isolators
  - Digital Isolators
  - Isolated Gate Drivers
  - Logic Optoisolators
  - Photovoltaic Optoisolators
  - Specialized Isolators
  - Triac Optoisolators
  - Isolators, also known as isolation devices or isolating components, are electronic components designed to electrically separate or isolate different parts of a circuit or system. They provide protection by preventing unwanted electrical currents, noise, or interference from affecting sensitive components or systems. Isolators are commonly used in applications where electrical isolation is crucial, such as power supplies, communication systems, motor control, and industrial automation. They ensure reliable operation, safety, and protection from electrical disturbances or faults.
- Board Mount Power Supplies
  - Board Mount Power Supplies
  - Board Mount AC DC Converters
  - Board Mount Accessories
  - Board Mount DC DC Converters
  - Off-board LED Drivers
  - Box and enclosure products refer to electronic components that are designed to protect and house electronic devices. These products come in a variety of shapes and sizes, and are typically made from materials such as plastic, metal, or fiberglass. Box and enclosure products are essential for protecting electronic components from environmental factors such as dust, moisture, and temperature fluctuations. They also provide a secure and organized way to store and transport electronic devices. Box and enclosure products are commonly used in industries such as telecommunications, aerospace, and automotive, as well as in consumer electronics.
- RF/IF & RFID
  - RF/IF & RFID
  - Attenuators
  - Balun
  - RF Accessories
  - RF Amplifiers
  - RF Antennas
  - RF Boards
  - RF Demodulators
  - RF Detectors
  - RF Directional Coupler
  - RF Front End
  - RF Misc ICs and Modules
  - RF Mixers
  - RF Modulators
  - RF Multiplexers
  - RF Power Controller ICs
  - RF Power Dividers
  - RF Receivers
  - RF Shields
  - RF Switches
  - RF Transceiver ICs
  - RF Transceiver Modules
  - RF Transmitter
  - RF Transmitters
  - RFI & EMI Contacts
  - RFI & EMI Materials
  - RFID Accessories
  - RFID Antennas
  - RFID Boards
  - RFID ICs
  - RFID Reader Modules
  - RFID Tags
  - RF power dividers/splitters are electronic components that are used to divide or split an incoming RF signal into multiple output signals. These components are commonly used in communication systems, such as radio and television broadcasting, as well as in radar and satellite communication systems. RF power dividers/splitters are designed to maintain signal integrity and minimize signal loss, ensuring that each output signal is of equal strength and quality. They come in various configurations, including 2-way, 3-way, 4-way, and 8-way, and can be used in both indoor and outdoor applications. RF power dividers/splitters are essential components in any RF system that requires signal distribution.
- Circuit Protection
  - Circuit Protection
  - Circuit Breakers
  - Circuit Protection Accessories
  - Electrical Fuses
  - Fuseholders
  - Fuses
  - GDT
  - GFCI
  - ICL
  - Lighting Protection
  - PTC Resettable Fuses
  - Surge Suppression ICs
  - Thermal Fuses
  - TVS Diodes
  - TVS Mixed Technology
  - TVS SPDs
  - TVS Thyristors
  - TVS Varistors
  - Circuit protection is a crucial aspect of electronic components classification. It refers to the measures taken to prevent damage to electronic circuits due to overvoltage, overcurrent, or short circuits. Circuit protection devices such as fuses, circuit breakers, surge protectors, and voltage regulators are used to safeguard electronic components from damage caused by power surges, lightning strikes, and other electrical disturbances. These devices are designed to interrupt the flow of current when the voltage or current exceeds a safe level, thereby protecting the circuit and preventing damage to the electronic components. Circuit protection is essential for ensuring the reliability and longevity of electronic devices and systems.
- Crystals
  - Crystals
  - Crystals
  - Crystals Accessories
  - Oscillators
  - Pin Configurable Oscillators
  - Programmable Oscillators
  - Resonators
  - Stand Alone Programmers
  - Voltage Controlled Oscillators
  - Crystals, in the context of electronics, refer to quartz crystals or other similar crystalline structures used as precise timing references or frequency-determining elements. These crystals exhibit a phenomenon called piezoelectricity, which allows them to generate a stable and accurate electrical signal when subjected to mechanical stress or voltage. Crystals are extensively used in oscillators
- Inductors
  - Inductors
  - Adjustable Inductors
  - Delay Lines
  - Fixed Inductors
  - Signal Transformers
  - Wireless Charging Coils
  - Inductors are passive electronic components that store electrical energy in the form of a magnetic field. They are typically made of a coil of wire wound around a core material and are used in various electrical circuits and systems. Inductors resist changes in current flow and are commonly employed in filtering, energy storage, impedance matching, and signal conditioning applications. They play a vital role in applications such as power supplies, radio frequency (RF) circuits, motor control, and electromagnetic compatibility (EMC) solutions.
- Filters
  - Filters
  - Cable Ferrites
  - Ceramic Filters
  - Common Mode Chokes
  - DSL Filters
  - EMI/RFI Filters
  - Feed Through Capacitors
  - Ferrite Beads and Chips
  - Ferrite Disks and Plates
  - Filters Accessories
  - Helical Filters
  - Monolithic Crystals
  - Power Line Filter Modules
  - RF Filters
  - SAW Filters
  - Filters are electronic components designed to selectively allow or block certain frequencies or ranges of frequencies in a signal or waveform. They are used to remove unwanted noise, interference, or specific frequency components, and to shape or modify the frequency response of a circuit or system. Filters can be classified into different types, such as low-pass, high-pass, band-pass, and band-stop filters, each serving specific purposes in applications ranging from audio and communication systems to power electronics and signal processing.
- View All

Items : %s%s

Buffers & Transceivers

Name	Manufacturer	Pricing(USD)	Quantity	Datasheet	Factory Lead Time	Lifecycle Status	Mount	Packaging	Published	Series	Pbfree Code	Part Status	Moisture Sensitivity Level (MSL)	Number of Terminations	Termination	ECCN Code	Max Operating Temperature	Min Operating Temperature	Operating Supply Voltage	Number of Ports	Length	RoHS Status	Lead Free	Contact Plating	Radiation Hardening	Number of Pins	Additional Feature	Package / Case	Max Supply Voltage	REACH SVHC	Reach Compliance Code	Min Supply Voltage	Height	Width	Thickness	Mounting Type	Weight	Operating Temperature	Technology	Input Type	Height Seated (Max)	Packing Method	Number of Functions	JESD-609 Code	Terminal Finish	Terminal Position	Terminal Form	Peak Reflow Temperature (Cel)	Supply Voltage	Time@Peak Reflow Temperature-Max (s)	Base Part Number	Pin Count	Output Type	Temperature Grade	Direction	Surface Mount	Terminal Pitch	JESD-30 Code	Supply Voltage-Min (Vsup)	Number of Channels	Subcategory	Qualification Status	Power Supplies	Supply Voltage-Max (Vsup)	Max Power Dissipation	Number of Elements	Number of Outputs	Output Current	Polarity	Output Polarity	Logic IC Type	Number of Circuits	Load Capacitance	Propagation Delay	Turn On Delay Time	Supplier Device Package	Output Characteristics	Propagation Delay (tpd)	Quiescent Current	Logic Function	High Level Output Current	Low Level Output Current	Number of Bits per Element	Number of Inputs	Number of Bits	Voltage - Supply	Number of Input Lines	Number of Output Lines	Family	Max I(ol)	Power Supply Current-Max (ICC)	Count Direction	Translation	Trigger Type	Prop. Delay@Nom-Sup	Control Type	Current - Output High, Low	Logic Type	Schmitt Trigger
74VHCT125D,118	Nexperia USA Inc.	0.0000	RFQ Min: 1 Mult: 1	download	4 Weeks		Surface Mount	Tape & Reel (TR)	2004	74VHCT		Active	1 (Unlimited)	14					5V	2	8.65mm	ROHS3 Compliant		Gold		14		14-SOIC (0.154, 3.90mm Width)						3.9mm		Surface Mount		-40°C~125°C TA	CMOS				4	e4		DUAL	GULL WING		5V		74VHCT125	14	3-State						4V										Non-Inverting					7.5 ns	11 ns				2μA	Buffer, Inverting			1			4.5V~5.5V	4		AHCT/VHCT/VT								8mA 8mA	Buffer, Non-Inverting
74ACQ244SCX	ON Semiconductor	1.5238	Add to Cart Min: 1 Mult: 1	download			Surface Mount	Tape & Reel (TR)		74ACQ		Obsolete	1 (Unlimited)				85°C	-40°C				RoHS Compliant	Lead Free			20		20-SOIC (0.295, 7.50mm Width)	6V			2V				Surface Mount		-40°C~85°C TA													74ACQ244		3-State							8						2	8		Non-Inverting					6 ns	14 ns	20-SOIC			4μA	Buffer, Inverting	-24mA	24mA	4	8	8	2V~6V	8	3									24mA 24mA	Buffer, Non-Inverting
SN74LVCH16543AZQLR	Rochester Electronics, LLC	0.0000	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)		74LVCH		Obsolete	1 (Unlimited)									ROHS3 Compliant						56-VFBGA								Surface Mount		-40°C~85°C TA															3-State													2										56-BGA MICROSTAR JUNIOR (7.0x4.5)							8			1.65V~3.6V											24mA 24mA	Transceiver, Non-Inverting
5962-8775801RA	Texas Instruments	422.6942	Add to Cart Min: 1 Mult: 1			ACTIVE (Last Updated: 2 days ago)	Through Hole	Rail/Tube						20		EAR99	125°C	-55°C		2	24.2mm	RoHS Compliant	Contains Lead	Lead, Tin	No	20	WITH DIRECTION CONTROL	CDIP	6V			2V	5.08mm	6.92mm	4.57mm				CMOS				1			DUAL			3.3V			20		MILITARY	Bidirectional		2.54mm					Qualified	3.3/5V			1			Non-Inverting				50pF	14.5 ns	14.5 ns		3-STATE		4μA	Transceiver	-24mA	24mA			8				AC	0.024 A	0.04mA		N/A			COMMON CONTROL			No
74LVT16652ADL,512	NXP USA Inc.	0.0000	RFQ Min: 1 Mult: 1	download				Tube		74LVT		Obsolete	2 (1 Year)	56						2		ROHS3 Compliant					WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION	56-BSSOP (0.295, 7.50mm Width)						7.5mm		Surface Mount		-40°C~85°C TA	BICMOS				2	e4	NICKEL PALLADIUM GOLD	DUAL	GULL WING	260	3.3V	30	74LVT16652	56	3-State			YES	0.635mm	R-PDSO-G56			Bus Driver/Transceivers	Not Qualified	3.3V	3.6V		2				TRUE								4.7 ns					8			2.7V~3.6V			LVT			BIDIRECTIONAL	N/A	POSITIVE EDGE	4.7 ns	INDEPENDENT CONTROL	32mA 64mA	Transceiver, Non-Inverting
SNJ54AHC245W	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1			ACTIVE (Last Updated: 4 days ago)	Surface Mount	Rail/Tube						20			125°C	-55°C		2	13.09mm	RoHS Compliant	Contains Lead	Lead, Tin		20	WITH DIRECTION CONTROL		5.5V			2V	2.45mm	6.92mm	1.84mm				CMOS				1			DUAL	FLAT	NOT SPECIFIED	3.3V	NOT SPECIFIED		20		MILITARY	Bidirectional							Not Qualified				1			Non-Inverting				50pF	19 ns			3-STATE		4μA	Transceiver	-8mA	8mA			8				AHC	0.05 A	0.04mA		N/A			COMMON CONTROL			No
SN74LVC646ANSRE4	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1	download			Surface Mount	Tape & Reel (TR)		74LVC		Obsolete	1 (Unlimited)	24						2		ROHS3 Compliant	Lead Free			24	WITH DIRECTION CONTROL	24-SOIC (0.209, 5.30mm Width)						5.3mm		Surface Mount	307.790773mg	-40°C~85°C TA	CMOS		2mm	TAPE AND REEL	1			DUAL	GULL WING	NOT SPECIFIED	1.8V	NOT SPECIFIED	74LVC646	24	3-State								Bus Driver/Transceivers	Not Qualified	3.3V	3.6V		1	8		Non-Inverting					8.8 ns						Inverting, Transceiver					8	1.65V~3.6V			LVC/LCX/Z			BIDIRECTIONAL	N/A	POSITIVE EDGE	7.4 ns	INDEPENDENT CONTROL	24mA 24mA	Transceiver, Non-Inverting
74LVC541APW/AUJ	NXP Semiconductors	0.0000	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)		74LVC		Active	1 (Unlimited)									ROHS3 Compliant						20-TSSOP (0.173, 4.40mm Width)								Surface Mount		-40°C~125°C TA													74LVC541		3-State													1										20-TSSOP							8			1.2V~3.6V											24mA 24mA	Buffer, Non-Inverting
MC74VHC1G125DT1G	Rochester Electronics	0.0000	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)		74VHC	yes	Obsolete	1 (Unlimited)	5						2	3mm	ROHS3 Compliant						SOT-23-5 Thin, TSOT-23-5								Surface Mount		-55°C~125°C TA	CMOS				1	e3	MATTE TIN	DUAL	GULL WING	260	3.3V	40		5	3-State			YES	0.95mm	R-PDSO-G5	2V			COMMERCIAL		5.5V		1				TRUE															1	2V~5.5V			AHC/VHC								8mA 8mA	Buffer, Non-Inverting
74LVQ241SJ	Fairchild (ON Semiconductor)	0.0000	RFQ Min: 1 Mult: 1				Surface Mount						1 (Unlimited)	20			85°C	-40°C		2		RoHS Compliant	Lead Free			20	OUTPUT ENABLE ACTIVE HIGH FOR ONE FUNCTION	SOP	3.6V			2V		5.3mm					CMOS			TUBE	2	e3	Matte Tin (Sn)	DUAL	GULL WING	260	2.7V	NOT SPECIFIED		20		INDUSTRIAL							Bus Driver/Transceivers	Not Qualified	3.3V			2	8		Non-Inverting		BUS DRIVER		50pF	9 ns	21 ns		3-STATE		4μA	Buffer, Inverting	-12mA	12mA	4						LVQ						9.5 ns	ENABLE LOW/HIGH
5962-9094001MRA	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1			ACTIVE (Last Updated: 1 week ago)	Through Hole							20			125°C	-55°C	5V	2	24.2mm	Non-RoHS Compliant	Contains Lead			20		CDIP	5.5V		not_compliant	4.5V	5.08mm	6.92mm	4.57mm				BICMOS			TUBE	1			DUAL		NOT SPECIFIED	5V	NOT SPECIFIED		20		MILITARY	Bidirectional		2.54mm					Qualified	5V			1			Non-Inverting				50pF	11.3 ns			3-STATE			Transceiver	-12mA	48mA			8				BCT/FBT	0.064 A	0.092mA		N/A			INDEPENDENT CONTROL			No
74ABT652ADB,118	Rochester Electronics, LLC	0.9244	Add to Cart Min: 1 Mult: 1	download				Tape & Reel (TR)		74ABT		Obsolete	1 (Unlimited)									ROHS3 Compliant						24-SSOP (0.209, 5.30mm Width)								Surface Mount		-40°C~85°C TA															3-State													1										24-SSOP							8			4.5V~5.5V											32mA 64mA	Transceiver, Non-Inverting
74LVCH16244ADGV-QJ	Nexperia USA Inc.	0.0000	RFQ Min: 1 Mult: 1	download	4 Weeks			Tape & Reel (TR)		Automotive, AEC-Q100, 74LVCH		Active	1 (Unlimited)									ROHS3 Compliant						48-TFSOP (0.173, 4.40mm Width)								Surface Mount		-40°C~125°C TA															3-State													4																				1.65V~3.6V											24mA 24mA	Buffer, Non-Inverting
74AC125SCX_SF500592	ON Semiconductor	0.0000	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)		74AC		Obsolete	1 (Unlimited)															14-SOIC (0.154, 3.90mm Width)								Surface Mount		-40°C~85°C TA													74AC125		3-State													4										14-SOIC							1			2V~6V											24mA 24mA	Buffer, Non-Inverting
74AVC16835ADGG,118	Nexperia USA Inc.	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks		Surface Mount	Tape & Reel (TR)		74AVC		Active	1 (Unlimited)	56						2		ROHS3 Compliant		Gold	No	56		56-TFSOP (0.240, 6.10mm Width)								Surface Mount		-40°C~85°C TA	CMOS				1	e4		DUAL	GULL WING	260	1.5V	30	74AVC16835	56	3-State		Unidirectional		0.5mm							3.6V		1			Non-Inverting					2.2 ns					200nA	Buffer, Inverting			18			1.2V~3.6V			AVC								12mA 12mA	Buffer, Non-Inverting
74ALVT16244DGG,118	Nexperia USA Inc.	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks		Surface Mount	Tape & Reel (TR)		74ALVT		Active	1 (Unlimited)	48						2	12.5mm	ROHS3 Compliant	Lead Free	Gold	No	48	ALSO OPERATES FROM 3V TO 3.6V SUPPLY	48-TFSOP (0.240, 6.10mm Width)						6.1mm		Surface Mount		-40°C~85°C TA	BICMOS		1.2mm		4	e4		DUAL	GULL WING		2.5V		74ALVT16244	48	3-State				0.5mm		2.3V					2.7V		4			Non-Inverting					1.9 ns	5.9 ns				5mA	Buffer, Inverting				16	4	2.3V~2.7V 3V~3.6V											32mA 64mA	Buffer, Non-Inverting
SN74LVTH16541DLG4	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1	download			Surface Mount	Rail/Tube					1	48			85°C	-40°C	3.3V	2		RoHS Compliant	Lead Free		No	48	WITH DUAL OUTPUT ENABLE	SSOP	3.6V			2.7V		7.49mm					BICMOS				2	e4	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	GULL WING	260	3.3V			48		INDUSTRIAL			0.635mm				Bus Driver/Transceivers					2	16		Non-Inverting		BUS DRIVER		50pF	2.4 ns	6.2 ns		3-STATE		5mA	AND, Buffer, Inverting	-32mA	64mA	8						LVT	0.064 A		UNIDIRECTIONAL	N/A		3.5 ns	ENABLE LOW
74LVCH244ADB-Q100J	Nexperia USA Inc.	0.0000	RFQ Min: 1 Mult: 1	download			Surface Mount	Tape & Reel (TR)		Automotive, AEC-Q100, 74LVCH		Obsolete	1 (Unlimited)				125°C	-40°C				RoHS Compliant		Gold				20-SSOP (0.209, 5.30mm Width)	3.6V			1.2V				Surface Mount		-40°C~125°C TA															3-State													2			Non-Inverting							20-SSOP			100nA	Buffer, Inverting	24mA	24mA	4			1.2V~3.6V											24mA 24mA	Buffer, Non-Inverting
74AUP2G17GN,132	Nexperia USA Inc.	0.0000	RFQ Min: 1 Mult: 1	download	13 Weeks		Surface Mount	Tape & Reel (TR)	2010	74AUP		Active	1 (Unlimited)	6								ROHS3 Compliant				6		6-XFDFN						0.9mm		Surface Mount		-40°C~125°C TA	CMOS	Schmitt Trigger	0.35mm		2	e3	Tin (Sn)	DUAL	NO LEAD		1.1V		74AUP2G17	6	Push-Pull				0.3mm		0.8V							2			Non-Inverting											Buffer, Schmitt Trigger			1			0.8V~3.6V			AUP/ULP/V								4mA 4mA	Buffer, Non-Inverting
74AUP1G17GM,132	Nexperia USA Inc.	0.0000	RFQ Min: 1 Mult: 1	download	13 Weeks		Surface Mount	Tape & Reel (TR)		74AUP		Active	1 (Unlimited)	6								ROHS3 Compliant		Tin	No	6		6-XFDFN								Surface Mount		-40°C~125°C TA	CMOS	Schmitt Trigger	0.5mm		1	e3		DUAL		260	1.1V	30	74AUP1G17	6	Push-Pull				0.5mm		0.8V										Non-Inverting					6.2 ns	20.1 ns				500nA	Buffer, Schmitt Trigger						0.8V~3.6V	1		AUP/ULP/V								4mA 4mA	Buffer, Non-Inverting
CD74AC541M96E4	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1	download	12 Weeks	ACTIVE (Last Updated: 4 days ago)	Surface Mount	Tape & Reel (TR)		74AC	yes	Active	1 (Unlimited)	20		EAR99				2	12.8mm	ROHS3 Compliant	Lead Free	Gold	No	20	WITH DUAL OUTPUT ENABLE	20-SOIC (0.295, 7.50mm Width)		No SVHC			2.65mm	7.5mm	2.35mm	Surface Mount		-55°C~125°C TA	CMOS			TR	1	e4		DUAL	GULL WING	260	3.3V		74AC541	20	3-State							8	Bus Driver/Transceiver		3.3/5V	5.5V		1	8		Non-Inverting				50pF	7.8 ns	150 ns				8μA	Buffer, Inverting					8	1.5V~5.5V			AC	0.024 A		UNIDIRECTIONAL				ENABLE LOW	24mA 24mA	Buffer, Non-Inverting
SN74LVT244BPWE4	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1	download	6 Weeks	ACTIVE (Last Updated: 5 days ago)	Surface Mount	Tube		74LVT	yes	Active	1 (Unlimited)	20		EAR99			3.3V	2	6.5mm	ROHS3 Compliant	Lead Free		No	20		20-TSSOP (0.173, 4.40mm Width)		No SVHC			1.2mm	4.4mm	1mm	Surface Mount		-40°C~85°C TA	BICMOS				2	e4	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	GULL WING	260	3.3V		74LVT244	20	3-State				0.65mm				Bus Driver/Transceivers					2			Non-Inverting				50pF	2.3 ns	5.3 ns				5mA	AND, Buffer, Inverting			4			2.7V~3.6V	8	3	LVT			UNIDIRECTIONAL				ENABLE LOW	32mA 64mA	Buffer, Non-Inverting
74LVX4245QSCX	ON Semiconductor	0.0000	RFQ Min: 1 Mult: 1	download	6 Weeks	ACTIVE (Last Updated: 2 days ago)	Surface Mount	Tape & Reel (TR)		74LVX	yes	Active	3 (168 Hours)	24		EAR99				2		ROHS3 Compliant	Lead Free	Tin	No	24		24-SSOP (0.154, 3.90mm Width)		No SVHC						Surface Mount	255.6mg	-40°C~85°C TA	CMOS			TAPE AND REEL	1	e3		DUAL	GULL WING	260	3.3V	30	74LVX4245		3-State		Bidirectional		0.635mm			8	Bus Driver/Transceivers		3.3V	3.6V		1		24mA	Non-Inverting			2	50pF	11.5 ns	11.5 ns				8μA	Inverting, Transceiver, Translator					8	2.7V~3.6V 4.5V~5.5V			LV/LV-A/LVX/H				3V & 5V			COMMON CONTROL	12mA 12mA; 24mA 24mA	Transceiver, Non-Inverting
SN74HCT541PW	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1		6 Weeks	ACTIVE (Last Updated: 3 days ago)	Surface Mount	Tube		74HCT	yes	Active	1 (Unlimited)	20		EAR99			5V	2	6.5mm	ROHS3 Compliant	Lead Free		No	20	WITH DUAL OUTPUT ENABLE	20-TSSOP (0.173, 4.40mm Width)		No SVHC			1.2mm	4.4mm	1mm	Surface Mount		-40°C~85°C TA	CMOS				1	e4	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	GULL WING	260	5V		74HCT541	20	3-State				0.65mm			8	Bus Driver/Transceiver		5V			1	8		Non-Inverting					50 ns	50 ns				8μA	Buffer, Inverting					8	4.5V~5.5V			HCT	0.006 A					29 ns	ENABLE LOW	6mA 6mA	Buffer, Non-Inverting
SN74AC240PWRG4	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1				Surface Mount	Tape and Reel					1 (Unlimited)	20		EAR99	85°C	-40°C		2	6.5mm	RoHS Compliant	Lead Free			20		TSSOP	6V			2V							CMOS				2	e4	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	GULL WING	260	3.3V	NOT SPECIFIED		20		INDUSTRIAL			0.65mm			8	Bus Driver/Transceivers	Not Qualified	3.3/5V			2			Inverting		BUS DRIVER		50pF	6.5 ns	8 ns		3-STATE		4μA	Buffer, Inverter	-24mA	24mA		4	4				AC						9 ns	ENABLE LOW
74LVCH16244ADGG-QJ	Nexperia USA Inc.	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks		Surface Mount	Tape & Reel (TR)		Automotive, AEC-Q100, 74LVCH		Active	1 (Unlimited)	48						2	12.5mm	ROHS3 Compliant		Gold			SEATED-HGT NOM	48-TFSOP (0.240, 6.10mm Width)						6.1mm		Surface Mount		-40°C~125°C TA	CMOS		1.2mm		4			DUAL	GULL WING	NOT SPECIFIED	3.3V	NOT SPECIFIED		48	3-State				0.5mm		2.7V					3.6V		4			Non-Inverting									11.3 ns	100nA	Buffer, Inverting					4	1.2V~3.6V			LVC/LCX/Z								24mA 24mA	Buffer, Non-Inverting
CD4502BPW	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1		6 Weeks	ACTIVE (Last Updated: 1 week ago)	Surface Mount	Tube		4000B	yes	Active	1 (Unlimited)	16	SMD/SMT					2	5mm	ROHS3 Compliant	Lead Free	Gold		16	WITH COMMON INHIBIT FOR ALL BITS	16-TSSOP (0.173, 4.40mm Width)		No SVHC			1.2mm	4.4mm	1mm	Surface Mount		-55°C~125°C TA	CMOS				1	e4		DUAL	GULL WING	260	5V	NOT SPECIFIED	CD4502	16	Push-Pull						3V	6	Bus Driver/Transceivers	Not Qualified			100mW	1	6		Inverting				50pF	130 ns	380 ns		3-STATE		20μA	Buffer, Inverter					6	3V~18V						UNIDIRECTIONAL	N/A			ENABLE LOW	3.4mA 20.4mA	Buffer, Inverting
SN74AUP1G17DCKTG4	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1				Surface Mount	Tape and Reel					1 (Unlimited)	5		EAR99	85°C	-40°C			2mm	RoHS Compliant	Lead Free		No	5		SC	3.6V	Unknown		800mV							CMOS			TR	1	e4	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	GULL WING	260	1.2V			5		INDUSTRIAL							Gates						1		Non-Inverting				30pF	18.1 ns	19.8 ns		3-STATE		500nA	Buffer, Schmitt Trigger	-4mA	4mA	1						AUP/ULP/V										YES
74LVQ125SJX	Fairchild (ON Semiconductor)	0.0000	RFQ Min: 1 Mult: 1				Surface Mount						1 (Unlimited)	14			85°C	-40°C		2		RoHS Compliant	Lead Free			14		SOIC	3.6V			2V							CMOS			TAPE AND REEL	4	e3	Matte Tin (Sn)	DUAL	GULL WING	260	2.7V	NOT SPECIFIED		14		INDUSTRIAL							Bus Driver/Transceivers	Not Qualified				4			Non-Inverting		BUS DRIVER		50pF	9 ns	16.5 ns				4μA	Buffer, Inverting	-12mA	12mA	1					3	LVQ							ENABLE LOW
5962-8766301SSA	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1			ACTIVE (Last Updated: 1 week ago)	Surface Mount	Rail/Tube						20		EAR99	125°C	-55°C	5V	2	13.09mm	Non-RoHS Compliant	Contains Lead			20	WITH DIRECTION CONTROL		5.5V		not_compliant	4.5V	2.45mm	6.92mm	1.84mm				CMOS				1			DUAL	FLAT	NOT SPECIFIED	5V	NOT SPECIFIED		20		MILITARY	Bidirectional							Qualified	5V			1			Non-Inverting				50pF	13 ns	13 ns		3-STATE			Transceiver					8				ACT	0.024 A	0.04mA		N/A		9 ns	COMMON CONTROL			No

74VHCT125D,118 Nexperia USA Inc.
74VHCT125D,118 datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Nexperia USA Inc. stock available at HK JDW

Price: 0.0000
RFQ
74ACQ244SCX ON Semiconductor
Buffer, Non-Inverting 2V~6V 3-State Buffers 74ACQ Series 74ACQ244 4 Bit per Element 24mA 24mA 20-SOIC (0.295, 7.50mm Width)

Price: 1.5238
RFQ
SN74LVCH16543AZQLR Rochester Electronics, LLC
Transceiver, Non-Inverting 1.65V~3.6V 3-State Buffers 74LVCH Series 8 Bit per Element 24mA 24mA 56-VFBGA

Price: 0.0000
RFQ
5962-8775801RA Texas Instruments
DUAL Buffers 20 Pins CDIP

Price: 422.6942
RFQ
74LVT16652ADL,512 NXP USA Inc.
DUAL Transceiver, Non-Inverting 2.7V~3.6V 3-State Buffers 74LVT Series 74LVT16652 56 Pins 8 Bit per Element 32mA 64mA 56-BSSOP (0.295, 7.50mm Width)

Price: 0.0000
RFQ
SNJ54AHC245W Texas Instruments
DUAL Buffers 20 Pins

Price: 0.0000
RFQ
SN74LVC646ANSRE4 Texas Instruments
SN74LVC646ANSRE4 datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Texas Instruments stock available at HK JDW

Price: 0.0000
RFQ
74LVC541APW/AUJ NXP Semiconductors
Buffers & Line Drivers Octal bufferlinedrvr 5V inputs/outputs

Price: 0.0000
RFQ
MC74VHC1G125DT1G Rochester Electronics
MC74VHC1G125DT1G datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Rochester Electronics, LLC stock available at HK JDW

Price: 0.0000
RFQ
74LVQ241SJ Fairchild (ON Semiconductor)
DUAL Buffers 20 Pins 4 Bit per Element SOP

Price: 0.0000
RFQ
5962-9094001MRA Texas Instruments
5962-9094001MRA datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Texas Instruments stock available at HK JDW

Price: 0.0000
RFQ
74ABT652ADB,118 Rochester Electronics, LLC
Transceiver, Non-Inverting 4.5V~5.5V 3-State Buffers 74ABT Series 8 Bit per Element 32mA 64mA 24-SSOP (0.209, 5.30mm Width)

Price: 0.9244
RFQ
74LVCH16244ADGV-QJ Nexperia USA Inc.
74LVCH16244ADGV-Q100/SOT480/TS

Price: 0.0000
RFQ
74AC125SCX_SF500592 ON Semiconductor
Buffer, Non-Inverting 2V~6V 3-State Buffers 74AC Series 74AC125 1 Bit per Element 24mA 24mA 14-SOIC (0.154, 3.90mm Width)

Price: 0.0000
RFQ
74AVC16835ADGG,118 Nexperia USA Inc.
74AVC16835ADGG,118 datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Nexperia USA Inc. stock available at HK JDW

Price: 0.0000
RFQ
74ALVT16244DGG,118 Nexperia USA Inc.
IC BUF NON-INVERT 3.6V 48TSSOP

Price: 0.0000
RFQ
SN74LVTH16541DLG4 Texas Instruments
SN74LVTH16541DLG4 datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Texas Instruments stock available at HK JDW

Price: 0.0000
RFQ
74LVCH244ADB-Q100J Nexperia USA Inc.
IC BUF NON-INVERT 3.6V 20SSOP

Price: 0.0000
RFQ
74AUP2G17GN,132 Nexperia USA Inc.
74AUP2G17GN,132 datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Nexperia USA Inc. stock available at HK JDW

Price: 0.0000
RFQ
74AUP1G17GM,132 Nexperia USA Inc.
74AUP1G17GM,132 datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Nexperia USA Inc. stock available at HK JDW

Price: 0.0000
RFQ
CD74AC541M96E4 Texas Instruments
CD74AC541M96E4 datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Texas Instruments stock available at HK JDW

Price: 0.0000
RFQ
SN74LVT244BPWE4 Texas Instruments
SN74LVT244BPWE4 datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Texas Instruments stock available at HK JDW

Price: 0.0000
RFQ
74LVX4245QSCX ON Semiconductor
74LVX4245QSCX datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from ON Semiconductor stock available at HK JDW

Price: 0.0000
RFQ
SN74HCT541PW Texas Instruments
SN74HCT541PW datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Texas Instruments stock available at HK JDW

Price: 0.0000
RFQ
SN74AC240PWRG4 Texas Instruments
DUAL Buffers 20 Pins TSSOP

Price: 0.0000
RFQ
74LVCH16244ADGG-QJ Nexperia USA Inc.
74LVCH16244ADGG-QJ datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Nexperia USA Inc. stock available at HK JDW

Price: 0.0000
RFQ
CD4502BPW Texas Instruments
CD4502BPW datasheet pdf and Logic - Buffers, Drivers, Receivers, Transceivers product details from Texas Instruments stock available at HK JDW

Price: 0.0000
RFQ
SN74AUP1G17DCKTG4 Texas Instruments
DUAL Buffers 5 Pins 1 Bit per Element SC

Price: 0.0000
RFQ
74LVQ125SJX Fairchild (ON Semiconductor)
DUAL Buffers 14 Pins 1 Bit per Element SOIC

Price: 0.0000
RFQ
5962-8766301SSA Texas Instruments
DUAL Buffers 20 Pins

Price: 0.0000
RFQ