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STM32F103C8T6
MFI343S00177
STM32F407VET6
ATMEGA328P-PU

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
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  - Memory
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  - 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.
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RTCs

Name	Manufacturer	Quantity	Datasheet	Factory Lead Time	Lifecycle Status	Mount	Packaging	Published	Series	Pbfree Code	Part Status	Moisture Sensitivity Level (MSL)	Number of Terminations	ECCN Code	Max Operating Temperature	Min Operating Temperature	Operating Supply Voltage	Length	RoHS Status	Lead Free	Contact Plating	Radiation Hardening	Number of Pins	Additional Feature	Package / Case	Interface	Max Supply Voltage	REACH SVHC	Reach Compliance Code	Min Supply Voltage	Frequency	Height	Width	Mounting Type	Weight	Operating Temperature	Technology	Height Seated (Max)	HTS Code	Evaluation Kit	Type	JESD-609 Code	Terminal Finish	Terminal Position	Peak Reflow Temperature (Cel)	Supply Voltage	Time@Peak Reflow Temperature-Max (s)	Base Part Number	Pin Count	Temperature Grade	Surface Mount	Terminal Pitch	JESD-30 Code	Subcategory	Qualification Status	Power Supplies	Number of Outputs	Feature	Supplier Device Package	Logic Function	Access Time	Screening Level	Memory Size	Number of Bits	Voltage - Supply	Time Format	External Data Bus Width	Clock Frequency	Time-Min	Interrupt Capability	Volatile	Information Access Method	Non-Volatile Memory	Number of Timers	Date Format	Current - Timekeeping (Max)	Voltage - Supply, Battery
M48T37Y-70MH1E	STMicroelectronics	RFQ Min: 1 Mult: 1	download			Surface Mount	Tube		Timekeeper®		Obsolete	3 (168 Hours)	44	EAR99			5V	18.49mm	ROHS3 Compliant	Lead Free		No	44		44-BSOP (0.337, 8.56mm Width) requires SNAPHAT	Parallel		No SVHC			70GHz	2.69mm	8.89mm	Surface Mount		0°C~70°C	CMOS		8542.39.00.01		Clock/Calendar			DUAL	260	5V	10	M48T37	44			0.81mm		Timer or RTC		5V		Alarm, Leap Year, Watchdog Timer		Clock	70 ns		32kB	8	4.5V~5.5V	HH:MM:SS (24 hr)			SECONDS	Y	NO				YY-MM-DD-dd	3mA @ 4.5V~5.5V
DP8570AV	Texas Instruments	RFQ Min: 1 Mult: 1	download			Surface Mount	Tube				Obsolete	2A (4 Weeks)	28	EAR99			5V	11.43mm	Non-RoHS Compliant	Contains Lead	Lead, Tin	No	28	4 PROGRAMMABLE MODES FOR TIMER; 4 SELECTABLE OSCILLATOR FREQUENCIES	28-LCC (J-Lead)	Parallel						3.68mm	11.43mm	Surface Mount		-40°C~85°C	CMOS		8542.39.00.01		Timer Clock Peripheral (TCP)	e0	Tin/Lead (Sn/Pb)	QUAD	245	5V	30	DP8570	28			1.27mm		Timer or RTC				Alarm, Leap Year		Clock			44B	16	4.5V~5.5V	HH:MM:SS:hh (12/24 hr)			1/100SECOND	Y	YES			2	YY-MM-DD-dd	1μA @ 5V	2.2V~5.1V
DS1557WP-120+	Maxim Integrated	RFQ Min: 1 Mult: 1	download	6 Weeks			Tray	2003		yes	Active	3 (168 Hours)	34	EAR99					ROHS3 Compliant	Lead Free			34		34-PowerCap™ Module	Parallel								Surface Mount		0°C~70°C	CMOS		8473.30.11.80		Clock/Calendar	e3	Matte Tin (Sn)	DUAL	NOT SPECIFIED	3.3V	NOT SPECIFIED	DS1557	34		YES			Timer or RTC	Not Qualified	3.3V		Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K					512KB		2.97V~3.63V	HH:MM:SS (24 hr)	8	0.032MHz	SECONDS	Y	NO				YY-MM-DD-dd	4mA @ 3.3V	3V
MCP79520T-I/MN	Microchip Technology	RFQ Min: 1 Mult: 1	download	17 Weeks		Surface Mount	Tape & Reel (TR)	2012			Active	1 (Unlimited)	10	EAR99				3mm	ROHS3 Compliant	Lead Free		No	10		10-WFDFN Exposed Pad	SPI						750μm	3mm	Surface Mount		-40°C~85°C	CMOS		8542.39.00.01		Clock/Calendar	e3	Matte Tin (Sn) - annealed	DUAL		3V		MCP79520				0.5mm						Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID		Clock			64B		1.8V~3.6V	HH:MM:SS:hh (12/24 hr)		5MHz							YY-MM-DD-dd	1μA @ 1.8V~3.6V	1.3V~3.6V
ISL12028IBZ-T	Renesas Electronics America	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)	2005			Obsolete	2 (1 Year)							ROHS3 Compliant						14-SOIC (0.154, 3.90mm Width)	I2C, 2-Wire Serial								Surface Mount		-40°C~85°C					Clock/Calendar							ISL12028	14									Alarm, Leap Year, Supervisor, Watchdog Timer							2.7V~5.5V	HH:MM:SS (12/24 hr)									YY-MM-DD-dd	10μA~20μA @ 2.7V~5.5V	1.8V~5.5V
DS1374C-3#T&R	Maxim Integrated	RFQ Min: 1 Mult: 1	download	6 Weeks		Surface Mount	Tape & Reel (TR)	2002			Active	1 (Unlimited)			85°C	-40°C	3V		ROHS3 Compliant				16		16-SOIC (0.295, 7.50mm Width)	I2C, 2-Wire Serial	3.3V			2.7V				Surface Mount		-40°C~85°C					Binary Counter							DS1374										Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer	16-SOIC	Clock, Counter					2.7V~3.3V	Binary									Binary	125μA @ 2.7V~3.3V	1.3V~3.7V
RTC-7301SF:B3 ROHS	EPSON	RFQ Min: 1 Mult: 1	download	13 Weeks			Tape & Reel (TR)				Active	1 (Unlimited)							ROHS3 Compliant						24-SOP (0.213, 5.40mm Width)	Parallel								Surface Mount		-40°C~85°C					Clock/Calendar																	Alarm, Leap Year	24-SSOP						2.4V~5.5V	HH:MM:SS (24 hr)									YY-MM-DD-dd	1μA~2μA @ 3V~5V
DS1558Y+	Maxim Integrated	RFQ Min: 1 Mult: 1	download	6 Weeks		Surface Mount	Tray	2009		yes	Active	1 (Unlimited)	48	EAR99			5V	7mm	ROHS3 Compliant	Lead Free		No	48		48-LQFP	Parallel		Unknown					7mm	Surface Mount		-40°C~85°C	CMOS	1.2mm	8473.30.11.80		Clock/Calendar	e3	Matte Tin (Sn)	QUAD	260	5V		DS1558	48			0.5mm		Timer or RTC		5V		Alarm, Leap Year, Watchdog Timer, Y2K		Clock					4.5V~5.5V	HH:MM:SS (24 hr)	8	0.032MHz	SECONDS	Y	NO				YY-MM-DD-dd	6mA @ 5V	2.5V~3.7V
RX8900SA:UC0PURESN	EPSON	RFQ Min: 1 Mult: 1
DS1670E/T&R	Maxim Integrated	RFQ Min: 1 Mult: 1	download			Surface Mount	Tape & Reel (TR)	2009			Obsolete	1 (Unlimited)			70°C	0°C	3.3V		Non-RoHS Compliant	Contains Lead		No	20		20-TSSOP (0.173, 4.40mm Width)	3-Wire Serial	3.63V			2.97V				Surface Mount		0°C~70°C					Portable System Controller							DS1670										Alarm, Leap Year, Watchdog Timer	20-TSSOP	Clock					2.97V~3.63V	HH:MM:SS (12/24 hr)									YY-MM-DD-dd	100μA @ 3.3V	2.5V~3.7V
M41ST87WMX6TR	STMicroelectronics	RFQ Min: 1 Mult: 1	download	25 Weeks	ACTIVE (Last Updated: 7 months ago)	Surface Mount	Tape & Reel (TR)				Active	3 (168 Hours)	28	EAR99				17.96mm	ROHS3 Compliant	Lead Free		No	28		28-SOIC (0.295, 7.50mm Width)	I2C, 2-Wire Serial							7.62mm	Surface Mount		-40°C~85°C	CMOS	2.69mm	8542.39.00.01		Clock/Calendar	e3	Matte Tin (Sn) - annealed	DUAL	260	3V		M41ST	28			1.27mm		Timers or RTCs		3/3.3V		Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer		Clock			128B		2.7V~3.6V	HH:MM:SS:hh (24 hr)		0.032MHz	1/100SECOND	Y		I2C	160 B	1	YY-MM-DD-dd	0.5mA @ 2.7V~3.6V	2.5V~3.6V
X1227S8I-4.5A	Renesas Electronics America	RFQ Min: 1 Mult: 1	download				Tube				Obsolete	1 (Unlimited)							Non-RoHS Compliant						8-SOIC (0.154, 3.90mm Width)	I2C, 2-Wire Serial								Surface Mount		-40°C~85°C					Clock/Calendar							X1227										Alarm, Leap Year, Supervisor, Watchdog Timer							4.5V~5.5V	HH:MM:SS (12/24 hr)									YY-MM-DD-dd	10μA~20μA @ 2.7V~5V	1.8V~5.5V
DS1685QN-3	Rochester Electronics	RFQ Min: 1 Mult: 1	download				Tube			no	Obsolete	1 (Unlimited)	28					11.505mm	Non-RoHS Compliant						28-LCC (J-Lead)	Parallel			unknown				11.505mm	Surface Mount		-40°C~85°C	CMOS	4.57mm			Clock/Calendar	e0	TIN LEAD	QUAD	NOT SPECIFIED	3V	NOT SPECIFIED		28		YES	1.27mm	S-PQCC-J28		COMMERCIAL			Alarm, NVSRAM, Square Wave Output, Y2K					242B		2.7V~3.7V	HH:MM:SS (12/24 hr)	8	0.032MHz						1	YY-MM-DD-dd	2mA @ 3V	2.5V~3.7V
RX-4045SA:AA3	EPSON	RFQ Min: 1 Mult: 1	download			Surface Mount	Tape & Reel (TR)		RX-4045SA		Obsolete	1 (Unlimited)			85°C	-40°C			ROHS3 Compliant	Contains Lead			14		14-SOIC (0.209, 5.30mm Width)	SPI	5.5V			1.7V				Surface Mount	338.011364mg	-40°C~85°C					Clock/Calendar																	Alarm, Leap Year	14-SOP	Clock					1.7V~5.5V	HH:MM:SS (12/24 hr)									YY-MM-DD-dd	1.2μA~1.8μA @ 3V~5V
ISL12026IVZ	Intersil (Renesas Electronics America)	RFQ Min: 1 Mult: 1	download	2 Weeks		Surface Mount	Bulk	2010			Active	1	8	EAR99	85°C	-40°C	3.3V	3.05mm	RoHS Compliant	Lead Free		No	8		TSSOP	2-Wire, I2C, Serial	5.5V			2.7V		1.05mm	4.5mm				CMOS					e3	Matte Tin (Sn) - annealed	DUAL	260	3.3V	30			INDUSTRIAL		0.65mm		Timer or RTC		3/5V				Clock			512B			HH:MM:SS		0.032MHz	SECONDS	Y	YES	I2C			YY-MM-DD-dd
DS12R885S-5+T&R	Maxim Integrated	RFQ Min: 1 Mult: 1	download	6 Weeks		Surface Mount	Tape & Reel (TR)	2012			Active	1 (Unlimited)			85°C	-40°C	5V		ROHS3 Compliant	Lead Free	Tin	No	24		24-SOIC (0.295, 7.50mm Width)	Parallel	5.5V			4.5V				Surface Mount		-40°C~85°C					Clock/Calendar							DS12R885										Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger	24-SOIC	Clock			114B		4.5V~5.5V	HH:MM:SS (12/24 hr)									YY-MM-DD-dd	2mA @ 4.5V~5.5V	2V~3.05V
DS1602	Maxim Integrated	RFQ Min: 1 Mult: 1	download			Through Hole	Tube	2002			Obsolete	1 (Unlimited)	8	EAR99					Non-RoHS Compliant	Contains Lead			8	TWO 32-BIT COUNTERS TO TRACK REAL & ELAPSED TIME; ONE BYTE PROTOCOL; TIMEKEEPING CURRENT = 400NA	8-DIP (0.300, 7.62mm)	3-Wire Serial			not_compliant		32.8kHz			Through Hole		-40°C~85°C	CMOS				Elapsed Time Counter	e0	Tin/Lead (Sn/Pb)	DUAL	240	5V	20	DS1602	8						Not Qualified		1			Clock, Counter					4.5V~5.5V	Binary						SERIAL, 3-WIRE				50μA @ 5V	2.5V~3.5V
X1288V14-2.7	Intersil	RFQ Min: 1 Mult: 1
DS17885S-5	Maxim Integrated	RFQ Min: 1 Mult: 1	download			Surface Mount	Tube	2000		yes	Obsolete	1 (Unlimited)	24	EAR99			5V	17.9mm	Non-RoHS Compliant	Contains Lead		No	24		24-SOIC (0.295, 7.50mm Width)	Parallel							7.5mm	Surface Mount		0°C~70°C	CMOS	2.67mm	8542.39.00.01		Clock/Calendar	e3	Matte Tin (Sn)	DUAL		5V		DS17885	24			1.27mm		Timer or RTC		5V		Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output		Clock			8KB		4.5V~5.5V	HH:MM:SS (12/24 hr)	8	0.032MHz	SECONDS	Y	YES			1	YY-MM-DD-dd	3mA @ 4.5V~5.5V	2.5V~3.7V
ISL12022MIBZ	Renesas Electronics America	RFQ Min: 1 Mult: 1	download	6 Weeks			Tube	2011			Active	1 (Unlimited)	20	EAR99				12.8mm	ROHS3 Compliant					ALSO OPERATES WITH 5 V NOMINAL	20-SOIC (0.295, 7.50mm Width)	I2C, 2-Wire Serial							7.5mm	Surface Mount		-40°C~85°C	CMOS	2.65mm	8542.39.00.01		Clock/Calendar	e3	Matte Tin (Sn) - annealed	DUAL	NOT SPECIFIED	3V	NOT SPECIFIED	ISL12022	20		YES	1.27mm	R-PDSO-G20					Alarm, Daylight Savings, Leap Year, SRAM					128B		2.7V~5.5V	HH:MM:SS (12/24 hr)						I2C; SERIAL			YY-MM-DD-dd	14μA~15μA @ 3V~5V	1.8V~5.5V
DS14285+	Rochester Electronics	RFQ Min: 1 Mult: 1	download				Tube			yes	Obsolete	1 (Unlimited)	24					31.75mm	ROHS3 Compliant						24-DIP (0.600, 15.24mm)	Parallel							15.24mm	Through Hole		0°C~70°C	CMOS	5.08mm			Clock/Calendar	e3	MATTE TIN	DUAL	260	5V	30		24		NO	2.54mm	R-PDIP-T24		COMMERCIAL			Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output					114B		4.5V~5.5V	HH:MM:SS (12/24 hr)	8	0.032MHz						1	YY-MM-DD-dd	0.5μA @ 4.5V~5.5V	2.5V~3.6V
PCF8583BS,518	NXP Semiconductors	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)	1997			Obsolete	3 (168 Hours)	20					5mm	ROHS3 Compliant					TIMEKEEPING CURRENT = 10UA; AUTO WORD INCREMENTING	20-VQFN Exposed Pad	I2C, 2-Wire Serial			unknown				5mm	Surface Mount		-40°C~85°C	CMOS	1mm	8542.39.00.01		Clock/Calendar	e4	NICKEL PALLADIUM GOLD	QUAD	260	5V	30	PCF8583	20		YES	0.65mm	S-PQCC-N20	Timer or RTC	Not Qualified	3/5V		Alarm, NVSRAM, Square Wave Output					240B		2.5V~6V	HH:MM:SS:hh (12/24 hr)	1	0.1MHz	1/100SECOND	Y	YES	I2C			YY-MM-DD	10μA~50μA @ 1V~5V
DS3231MZ+	Maxim Integrated	RFQ Min: 1 Mult: 1	download	6 Weeks		Surface Mount	Tube	2012		yes	Active	1 (Unlimited)	8	EAR99			3.3V	5mm	ROHS3 Compliant			No	8		8-SOIC (0.154, 3.90mm Width)	I2C, 2-Wire Serial						1.5mm	4mm	Surface Mount	540.001716mg	-40°C~85°C	CMOS			Yes	Clock/Calendar	e3	Matte Tin (Sn)	DUAL	260	3.3V	30	DS3231	8			1.27mm		Timer or RTC				Alarm, Leap Year, Square Wave Output		Clock					2.3V~5.5V	HH:MM:SS (12/24 hr)		0.4MHz	SECONDS	Y	NO	I2C		1	YY-MM-DD-dd	130μA~200μA @ 3.63V~5.5V	2.3V~5.5V
PT7C43190AWEX	Diodes Incorporated	RFQ Min: 1 Mult: 1	download	14 Weeks			Tape & Reel (TR)				Active	1 (Unlimited)							ROHS3 Compliant						8-SOIC (0.154, 3.90mm Width)	3-Wire Serial								Surface Mount		-40°C~85°C					Clock/Calendar																	Alarm, Leap Year, Square Wave Output							1.35V~5.5V	HH:MM:SS (12/24 hr)									YY-MM-DD-dd	0.6μA~14μA @ 3V~5V
MCP7940MT-I/MNY	Microchip Technology	RFQ Min: 1 Mult: 1	download	6 Weeks			Tape & Reel (TR)	2012			Active	1 (Unlimited)	8	EAR99				2mm	ROHS3 Compliant	Lead Free		No	8		8-WFDFN Exposed Pad	I2C, 2-Wire Serial		No SVHC				750μm	3mm	Surface Mount		-40°C~85°C	CMOS				Clock/Calendar	e4	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	260	2.5V	40	MCP7940M			YES	0.5mm		Timer or RTC		2/5V		Alarm, Leap Year, Square Wave Output, SRAM		Clock					1.8V~5.5V	HH:MM:SS (12/24 hr)			SECONDS	Y		I2C	64 B	1	YY-MM-DD-dd	1μA @ 5.5V
RTC-4574SA:B0 ROHS	EPSON	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)		RTC-4574SA		Obsolete	1 (Unlimited)													14-SOIC (0.209, 5.30mm Width)	3-Wire Serial								Surface Mount		-40°C~85°C					Clock/Calendar																	Alarm, Leap Year	14-SOP						1.6V~5.5V	HH:MM:SS (24 hr)									YY-MM-DD-dd	1μA~2μA @ 3V~5V
MCP7940NT-E/MS	Microchip Technology	RFQ Min: 1 Mult: 1	download	7 Weeks			Tape & Reel (TR)	2012	Automotive, AEC-Q100		Active	1 (Unlimited)	8	EAR99				3mm	ROHS3 Compliant	Lead Free			8		8-TSSOP, 8-MSOP (0.118, 3.00mm Width)	I2C, 2-Wire Serial							3mm	Surface Mount	139.989945mg	-40°C~125°C	CMOS	1.1mm			Clock/Calendar	e3	Matte Tin (Sn) - annealed	DUAL	260	2.5V	40	MCP7940N			YES	0.65mm		Timer or RTC	Not Qualified	2/5V		Alarm, Leap Year, Square Wave Output, SRAM		Clock		TS 16949	64B		1.8V~5.5V	HH:MM:SS (12/24 hr)			SECONDS	Y	NO	I2C		1	YY-MM-DD-dd	1.2μA @ 3.3V	1.3V~5.5V
RX8900CE:UA0	EPSON	RFQ Min: 1 Mult: 1	download	13 Weeks			Tape & Reel (TR)		RX8900CE		Active	1 (Unlimited)							ROHS3 Compliant						10-SMD, No Lead	I2C								Surface Mount		-40°C~85°C					Clock/Calendar																	Alarm	10-SMD						2.5V~5.5V	HH:MM:SS (24 hr)									YY-MM-DD-dd	1.4μA~1.5μA @ 3V~5V	1.6V~5.5V
IDT1337GCSRI	Integrated Device Technology (IDT)	RFQ Min: 1 Mult: 1				Surface Mount									85°C	-40°C		10.5mm	RoHS Compliant				16		QFN	2-Wire, I2C, Serial	5.5V			1.8V		2.55mm	7.4mm																																	HH:MM:SS (12/24 hr)									YY-MM-DD-dd
RS5C372B-E2-F	Ricoh Electronic Devices Company	RFQ Min: 1 Mult: 1	download	9 Weeks			Tape & Reel (TR)				Active	1 (Unlimited)							RoHS Compliant						8-LSSOP (0.173, 4.40mm Width)	I2C, 2-Wire Serial								Surface Mount		-40°C~85°C					Clock/Calendar																	Alarm, Leap Year	8-SSOP	Clock					1.7V~6V	HH:MM:SS (12/24 hr)									YY-MM-DD-dd	0.9μA~2μA @ 3V~6V

M48T37Y-70MH1E STMicroelectronics
44 Terminations5V 44 Pin M48T37 Real Time ClocksTimer or RTC SubcategoryAlarm, Leap Year, Watchdog Timer

Price: 0.0000
RFQ
DP8570AV Texas Instruments
28 Terminations5V 28 Pin DP8570 Real Time ClocksTimer or RTC SubcategoryAlarm, Leap Year

Price: 0.0000
RFQ
DS1557WP-120+ Maxim Integrated
34 Terminations3.3V 34 Pin DS1557 Real Time ClocksTimer or RTC SubcategoryAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 0.032MHz

Price: 0.0000
RFQ
MCP79520T-I/MN Microchip Technology
10 Terminations3V MCP79520 Real Time ClocksAlarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID 5MHz

Price: 0.0000
RFQ
ISL12028IBZ-T Renesas Electronics America
14 Pin ISL12028 Real Time ClocksAlarm, Leap Year, Supervisor, Watchdog Timer

Price: 0.0000
RFQ
DS1374C-3#T&R Maxim Integrated
DS1374 Real Time ClocksAlarm, Square Wave Output, Trickle-Charger, Watchdog Timer Min 2.7V VMax 3.3V V

Price: 0.0000
RFQ
RTC-7301SF:B3 ROHS EPSON
Real Time ClocksAlarm, Leap Year

Price: 0.0000
RFQ
DS1558Y+ Maxim Integrated
48 Terminations5V 48 Pin DS1558 Real Time ClocksTimer or RTC SubcategoryAlarm, Leap Year, Watchdog Timer, Y2K 0.032MHz

Price: 0.0000
RFQ
RX8900SA:UC0PURESN EPSON
RX8900SA:UC0PURESN datasheet pdf and Clock/Timing - Real Time Clocks product details from Epson stock available at HK JDW

Price: 0.0000
RFQ
DS1670E/T&R Maxim Integrated
DS1670 Real Time Clocks Alarm, Leap Year, Watchdog Timer Min 2.97V V Max 3.63V V

Price: 0.0000
RFQ
M41ST87WMX6TR STMicroelectronics
28 Terminations3V 28 Pin M41ST Real Time ClocksTimers or RTCs SubcategoryAlarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer 0.032MHz

Price: 0.0000
RFQ
X1227S8I-4.5A Renesas Electronics America
X1227 Real Time ClocksAlarm, Leap Year, Supervisor, Watchdog Timer

Price: 0.0000
RFQ
DS1685QN-3 Rochester Electronics
28 Terminations3V 28 Pin Real Time ClocksAlarm, NVSRAM, Square Wave Output, Y2K 0.032MHz

Price: 0.0000
RFQ
RX-4045SA:AA3 EPSON
Real Time ClocksAlarm, Leap Year Min 1.7V VMax 5.5V V

Price: 0.0000
RFQ
ISL12026IVZ Intersil (Renesas Electronics America)
8 Terminations3.3V Real Time ClocksTimer or RTC Subcategory0.032MHz Min 2.7V VMax 5.5V V

Price: 0.0000
RFQ
DS12R885S-5+T&R Maxim Integrated
DS12R885 Real Time ClocksAlarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger Min 4.5V VMax 5.5V V

Price: 0.0000
RFQ
DS1602 Maxim Integrated
8 Terminations5V 8 Pin DS1602 Real Time Clocks

Price: 0.0000
RFQ
X1288V14-2.7 Intersil
1 TIMER(S), REAL TIME CLOCK, PDSO14, PLASTIC, TSSOP-14

Price: 0.0000
RFQ
DS17885S-5 Maxim Integrated
24 Terminations5V 24 Pin DS17885 Real Time ClocksTimer or RTC SubcategoryAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 0.032MHz

Price: 0.0000
RFQ
ISL12022MIBZ Renesas Electronics America
20 Terminations3V 20 Pin ISL12022 Real Time ClocksAlarm, Daylight Savings, Leap Year, SRAM

Price: 0.0000
RFQ
DS14285+ Rochester Electronics
24 Terminations5V 24 Pin Real Time ClocksAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 0.032MHz

Price: 0.0000
RFQ
PCF8583BS,518 NXP Semiconductors
20 Terminations5V 20 Pin PCF8583 Real Time ClocksTimer or RTC SubcategoryAlarm, NVSRAM, Square Wave Output 0.1MHz

Price: 0.0000
RFQ
DS3231MZ+ Maxim Integrated
8 Terminations3.3V 8 Pin DS3231 Real Time ClocksTimer or RTC SubcategoryAlarm, Leap Year, Square Wave Output 0.4MHz

Price: 0.0000
RFQ
PT7C43190AWEX Diodes Incorporated
Real Time ClocksAlarm, Leap Year, Square Wave Output

Price: 0.0000
RFQ
MCP7940MT-I/MNY Microchip Technology
8 Terminations2.5V MCP7940M Real Time ClocksTimer or RTC SubcategoryAlarm, Leap Year, Square Wave Output, SRAM

Price: 0.0000
RFQ
RTC-4574SA:B0 ROHS EPSON
Real Time ClocksAlarm, Leap Year

Price: 0.0000
RFQ
MCP7940NT-E/MS Microchip Technology
8 Terminations2.5V MCP7940N Real Time ClocksTimer or RTC SubcategoryAlarm, Leap Year, Square Wave Output, SRAM

Price: 0.0000
RFQ
RX8900CE:UA0 EPSON
Real Time ClocksAlarm

Price: 0.0000
RFQ
IDT1337GCSRI Integrated Device Technology (IDT)
Real Time ClocksMin 1.8V VMax 5.5V V

Price: 0.0000
RFQ
RS5C372B-E2-F Ricoh Electronic Devices Company
Real Time ClocksAlarm, Leap Year

Price: 0.0000
RFQ