Items : %s%s
Counters & Dividers
Additional Feature
- 12 OUTPUTS AVAILABLE
- BINARY RATE MULTIPLIER; ENABLE INPUT AND OUTPUTS; COMPLEMENTARY OUTPUTS
- BINARY RATE MULTIPLIER; TCO OUTPUT
- BINARY/BCD COUNT OPTION; TCO OUTPUT
- BINARY/BCD COUNT OPTION; TCO OUTPUT; COUNT ENABLE INPUT
- BUILT-IN OSCILLATOR
- CAPABLE OF 16 LOGIC & ARITHMETIC OPERATIONS
- CAPABLE OF 16 LOGIC & ARITHMETIC OPERATIONS; INTERNAL CARRY AND HIGHER ORDER LOOKAHEAD
- CAPABLE OF 3 LOGIC & ARITHMETIC OPERATIONS
- CAPABLE OF 3 LOGIC & ARITHMETIC OPERATIONS; INTERNAL CARRY LOOKAHEAD
- CONFIGURABLE AS QUAD 2:1 MUX
- DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS
- DIVIDE BY 2 AND DIVIDE BY 8 FUNCTIONS
- DUMMY VAL
- EIGHT OUTPUTS AVAILABLE
- EVEN PARITY GENERATOR; ODD/EVEN PARITY CHECKER; WITH PARITY I/O AND ACTIVE LOW PARITY ERROR OUTPUT
- FULL ADDER; WITH INTERNAL CARRY LOOKAHEAD
- FULL ADDER; WITH INTERNAL CARRY LOOKAHEAD; CENTER VCC AND GND; PERMITS RIPPLE CARRY CASCADING
- FULL ADDER; WITH INTERNAL CARRY LOOKAHEAD; PERMITS RIPPLE CARRY CASCADING
- GATED CLOCK; SCHMITT TRIGGER ON CLOCK INPUT
- INTERNAL FULL-CARRY LOOK-AHEAD
- IOH = 2.6MA @ VOH = 2.4V; IOL = 24MA @ VOL = 0.5V
- IT ALSO OPERATES AT 2.5, 2.7 AND 3.3 V
- JOHNSON COUNTER WITH 10 DECODED OUTPUTS; TCO OUTPUT; GATED CLOCK
- JOHNSON COUNTER WITH 8 DECODED OUTPUTS
- JOHNSON COUNTER WITH 8 DECODED OUTPUTS; TCO OUTPUT; GATED CLOCK
- JOHNSON COUNTER, PROGRAMMABLE WITH EXT CONNECTION
- JOHNSON COUNTER, PROGRAMMABLE WITH EXT CONNECTIONS; SCHMITT TRIGGER ON CLOCK INPUT; INVERTED OUTPUTS
- JOHNSON COUNTER; TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK; 7 SEGMENT DISPLAY DRIVER
- LG_MAX
- LOW POWER TTL COMPATIBILITY, SCHMITT TRIGGER CLOCK INPUT
- NECL MODE: 0V VCC WITH VEE = -3.0V TO -5.5V
- NECL MODE: 0V VCC WITH VEE = -3V TO -5.5V
- NECL MODE: VCC = 0V WITH VEE = -3.0V TO -3.6V
- NECL MODE: VCC = 0V WITH VEE = -3V TO -3.8V
- NECL MODE: VCC = 0V WITH VEE = -3V TO -5.5V
- NECL MODE: VCC = 0V WITH VEE = -4.2V TO -5.7V
- NEGATIVE EDGE TRIGGER TYPE ALSO POSSIBLE
- ODD/EVEN PARITY GENERATOR
- ONE FUNCTION HAS 1 BIT
- OUTPUTS FROM 10 STAGES AVAILABLE; BUILT-IN OSCILLATOR
- OUTPUTS FROM 10 STAGES AVAILABLE; BUILT-IN OSCILLATOR; OSCILLATOR DISABLED BY CLEAR INPUT
- OUTPUTS FROM 12 STAGES AVAILABLE
- OUTPUTS FROM LAST 7 STAGES AVAILABLE
- PROGRAMMABLE DIVIDE BY 1, 2, 4, 8; BUILT-IN OSCILLATOR
- PROGRAMMABLE TO DIVIDE INPUT BY 3-15999; 10 MODES OF OPERATION; SCHMITT TRIGGER ON CLOCK INPUT
- RCO OUTPUT
- RCO OUTPUT; COUNT ENABLE INPUTS
- RCO OUTPUT; REGISTERED OUTPUTS
- REGISTER/COUNTER OUTPUT SELECT; TCO OUTPUT; REGISTERED OUTPUTS
- REGISTERED INPUTS
- SEPARATE UP/DOWN CLOCK
- SERIAL ADDER/SUBTRACTOR
- TCO OUTPUT
- TCO OUTPUT; CENTER VCC/GND PINS
- TCO OUTPUT; CLOCKED CARRY OUTPUT
- TCO OUTPUT; COUNT ENABLE INPUT
- TCO OUTPUT; COUNT ENABLE INPUTS
- TCO OUTPUT; GATED CLOCK
- TCO OUTPUT; MULTIPLEXED I/O
- TCO OUTPUT; REGISTERED INPUTS; MULTIPLEXED I/O
- TCO OUTPUT; REGISTERED INPUTS; MULTIPLEXED I/O; CENTER VCC/GND PINS
- TCO OUTPUT; REGISTERED OUTPUTS
- TCO OUTPUT; REGISTERED OUTPUTS; CENTER VCC/GND PINS
- TCO OUTPUT; RESET TO MAX COUNT
- TCO OUTPUT;REGISTERED OUTPUTS
- TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK
- TCO UP AND TCO DOWN OUTPUTS; TCO UP AND TCO DOWN OUTPUTS
- WITH FULL INTERNAL LOOKAHEAD
- WITH HIGHER ORDER LOOKAHEAD
Capacitance
- 7.5pF
Contact Plating
- Gold
- Lead, Tin
- Tin
ECCN Code
- EAR99
Factory Lead Time
- 10 Weeks
- 11 Weeks
- 12 Weeks
- 13 Weeks
- 14 Weeks
- 16 Weeks
- 17 Weeks
- 18 Weeks
- 2 Weeks
- 25 Weeks
- 26 Weeks
- 28 Weeks
- 29 Weeks
- 35 Weeks
- 36 Weeks
- 4 Weeks
- 45 Weeks
- 48 Weeks
- 5 Weeks
- 51 Weeks
- 52 Weeks
- 6 Weeks
- 7 Weeks
- 8 Weeks
- 9 Weeks
fmax-Min
- 105 MHz
- 18 MHz
- 20 MHz
- 23 MHz
- 24 MHz
- 2400 MHz
- 25 MHz
- 26 MHz
- 2600 MHz
- 28 MHz
- 29 MHz
- 30 MHz
- 32 MHz
- 33 MHz
- 35 MHz
- 4 MHz
- 4.5 MHz
- 40 MHz
- 45 MHz
- 5 MHz
- 5.5 MHz
- 50 MHz
- 6.7 MHz
HTS Code
- 8542.31.00.01
- 8542.39.00.01
JESD-609 Code
- e0
- e2
- e3
- e4
Lifecycle Status
- ACTIVE (Last Updated: 1 day ago)
- ACTIVE (Last Updated: 1 week ago)
- ACTIVE (Last Updated: 13 hours ago)
- ACTIVE (Last Updated: 14 hours ago)
- ACTIVE (Last Updated: 17 hours ago)
- ACTIVE (Last Updated: 2 days ago)
- ACTIVE (Last Updated: 2 weeks ago)
- ACTIVE (Last Updated: 21 hours ago)
- ACTIVE (Last Updated: 22 hours ago)
- ACTIVE (Last Updated: 23 hours ago)
- ACTIVE (Last Updated: 3 days ago)
- ACTIVE (Last Updated: 4 days ago)
- ACTIVE (Last Updated: 5 days ago)
- ACTIVE (Last Updated: 6 days ago)
- ACTIVE (Last Updated: 6 hours ago)
- ACTIVE (Last Updated: 7 months ago)
- ACTIVE, NOT REC (Last Updated: 1 week ago)
- LIFEBUY (Last Updated: 1 week ago)
- LIFEBUY (Last Updated: 3 days ago)
- LIFETIME (Last Updated: 1 month ago)
- LIFETIME (Last Updated: 2 months ago)
- LIFETIME (Last Updated: 3 weeks ago)
Manufacturer Package Identifier
- N (R-PDIP-T24)
Max Operating Temperature
- 105°C
- 125°C
- 70°C
- 75°C
- 85°C
Min Operating Temperature
- -40°C
- -55°C
- 0°C
Moisture Sensitivity Level (MSL)
- 1
- 1 (Unlimited)
- 2
- 2 (1 Year)
- 3
- 3 (168 Hours)
- NOT SPECIFIED
Mount
- Standard
- Surface Mount
- Surface Mount, Through Hole
- Through Hole
Mounting Type
- Surface Mount
- Surface Mount, Gull Wing
- Through Hole
Number of Pins
- 14
- 16
- 2
- 20
- 24
- 28
- 32
- 8
Number of Terminals
- 16
Number of Terminations
- 14
- 16
- 20
- 24
- 28
- 32
- 8
Operating Temperature
- -40°C~105°C
- -40°C~125°C
- -40°C~125°C TA
- -40°C~70°C
- -40°C~85°C
- -40°C~85°C TA
- -45°C~85°C
- -50°C~125°C
- -55°C~105°C
- -55°C~125°C
- -55°C~125°C TA
- 0°C~70°C
- 0°C~70°C TA
- 0°C~75°C
- 0°C~85°C
- 25°C
Package / Case
- 14-DIP (0.300, 7.62mm)
- 14-SOIC (0.154, 3.90mm Width)
- 14-SOIC (0.209, 5.30mm Width)
- 14-SSOP (0.209, 5.30mm Width)
- 14-TFSOP (0.173, 4.40mm Width)
- 14-TSSOP (0.173, 4.40mm Width)
- 14-VFQFN Exposed Pad
- 16-CDIP (0.300, 7.62mm)
- 16-DIP (0.300, 7.62mm)
- 16-SOIC (0.154, 3.90mm Width)
- 16-SOIC (0.209, 5.30mm Width)
- 16-SOIC (0.295, 7.50mm Width)
- 16-SSOP (0.154, 3.90mm Width)
- 16-SSOP (0.209, 5.30mm Width)
- 16-TFSOP (0.173, 4.40mm Width)
- 16-TSSOP (0.173, 4.40mm Width)
- 16-VFQFN Exposed Pad
- 16-VFSOP (0.118, 3.00mm Width)
- 20-DIP (0.300, 7.62mm)
- 20-LCC (J-Lead)
- 20-SOIC (0.209, 5.30mm Width)
- 20-SOIC (0.295, 7.50mm Width)
- 20-TSSOP (0.173, 4.40mm Width)
- 24-DIP (0.300, 7.62mm)
- 24-DIP (0.600, 15.24mm)
- 24-SOIC (0.295, 7.50mm Width)
- 24-SSOP (0.209, 5.30mm Width)
- 28-LCC (J-Lead)
- 32-LQFP
- 32-VFQFN Exposed Pad
- 5-TSSOP, SC-70-5, SOT-353
- 8-SOIC (0.154, 3.90mm Width)
- 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
- 8-VFDFN Exposed Pad
- CDIP
- D
- Die
- DIP
- LCC
- LQFP
- PDIP
- PLCC
- SO
- SOIC
- SOIC N
- SOP
- SOT-337
- SOT-338
- SOT-403
- SSOP
- TFSOP
- TSSOP
- VQFN
Packaging
- Box
- Bulk
- Cut Tape
- Cut Tape (CT)
- Rail/Tube
- Tape & Reel
- Tape & Reel (TR)
- Tape and Reel
- Tray
- Tube
Part Status
- Active
- Discontinued
- Last Time Buy
- Not For New Designs
- Obsolete
Pbfree Code
- no
- yes
Prop. Delay@Nom-Sup
- 16.5 ns
- 20 ns
- 260 ns
- 270 ns
- 30 ns
- 300 ns
- 32 ns
- 37 ns
- 39 ns
- 50 ns
- 51 ns
- 52 ns
- 54 ns
- 64 ns
- 69 ns
- 78 ns
- 83 ns
Published
- 1995
- 1996
- 1997
- 1998
- 1999
- 2000
- 2001
- 2002
- 2003
- 2004
- 2005
- 2006
- 2007
- 2008
- 2009
- 2010
- 2011
- 2012
- 2013
- 2014
- 2015
- 2016
- 2017
Series
- 100E
- 100EL
- 100EP
- 100LVEL
- 10E
- 10EL
- 10EP
- 10H
- 4000
- 4000B
- 54HC
- 7400
- 74AC
- 74ACT
- 74AHC
- 74ALS
- 74AS
- 74C
- 74F
- 74FCT
- 74HC
- 74HCT
- 74LS
- 74LV
- 74LV-A
- 74LVC
- 74LVX
- 74S
- 74VHC
- Automotive, AEC-Q100
- Automotive, AEC-Q100, 4000
- Automotive, AEC-Q100, 4000B
- Automotive, AEC-Q100, 74AHC
- Automotive, AEC-Q100, 74HC
- Automotive, AEC-Q100, 74HCT
- Automotive, AEC-Q100, 74LV
- QS74FCT161T
- QS74FCT163
- QS74FCT191
- QS74FCT191T
- QS74FCT193
- QS74FCT193T
- QS74FCT2161
- QS74FCT2161T
- QS74FCT2163
- QS74FCT2163T
- QS74FCT2191
- TC74HC
- TC74VHC
Subcategory
- Arithmetic Circuit
- Arithmetic Circuits
- Bit-Slice Processors
- Bus Terminators
- Counter
- Counters
- Decoder/Drivers
- FF/Latches
- Gates
- Prescaler/Multivibrators
Supplier Device Package
- 14-DIP
- 14-PDIP
- 14-SO
- 14-SOIC
- 14-SOP
- 14-SSOP
- 14-TSSOP
- 16-DIP
- 16-PDIP
- 16-SO
- 16-SOEIAJ
- 16-SOIC
- 16-SOP
- 16-SSOP
- 16-TSSOP
- 16-VSSOP
- 20-PDIP
- 20-SOIC
- 20-SOP
- 20-TSSOP
- 24-DIP
- 24-SO
- 24-SOIC
- 24-SOP
- 24-SSOP
- 28-PLCC (11.48x11.48)
- 8-DFN (2x2)
- 8-MLP (2x2)
- 8-MSOP
- 8-SOIC
- 8-TSSOP
- SOEIAJ-14
Surface Mount
- NO
- YES
Terminal Finish
- MATTE TIN
- Matte Tin (Sn)
- Matte Tin (Sn) - annealed
- NICKEL PALLADIUM GOLD
- Nickel/Gold/Palladium (Ni/Au/Pd)
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)
- NOT SPECIFIED
- TIN
- Tin (Sn)
- TIN LEAD
- Tin/Lead (Sn/Pb)
- Tin/Lead (Sn80Pb20)
- Tin/Lead (Sn85Pb15)
- Tin/Silver (Sn/Ag)
Termination
- SMD/SMT
- Through Hole
Weight
- 1.182714g
- 1.1991g
- 1.620005g
- 1.627801g
- 1.753503g
- 113.398093g
- 121.789551mg
- 122.413241mg
- 128.593437mg
- 129.387224mg
- 130.010913mg
- 140.30179mg
- 141.690917mg
- 143mg
- 150mg
- 157.991892mg
- 172.98879mg
- 173mg
- 200.686274mg
- 208.312296mg
- 218.3mg
- 242mg
- 259.19969mg
- 266.712314mg
- 3.735305g
- 338.011364mg
- 37.194574mg
- 4.535924g
- 41.787197mg
- 41.900595mg
- 420.395078mg
- 500.709277mg
- 540.001716mg
- 55.3mg
- 56.812444mg
- 57.209338mg
- 61.887009mg
- 624.398247mg
- 665.986997mg
- 7.257478g
- 722.005655mg
- 74.502547mg
- 76.997305mg
- 773.99868mg
- 9.071847g
- 927.99329mg
- 951.693491mg
| Compare | Image | Name | Manufacturer | Pricing(USD) | Quantity | Weight(Kg) | Size(LxWxH) | 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 | 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 | Frequency | Height | Width | Thickness | Mounting Type | Weight | Operating Temperature | Technology | Height Seated (Max) | HTS Code | 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 | Temperature Grade | Direction | Surface Mount | Terminal Pitch | JESD-30 Code | Supply Voltage-Min (Vsup) | Operating Temperature (Max) | Operating Temperature (Min) | Subcategory | Qualification Status | Power Supplies | Supply Voltage-Max (Vsup) | Number of Elements | Number of Outputs | Output Polarity | Logic IC Type | Halogen Free | 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 | Screening Level | Number of Bits | Reset | Clock Edge Trigger Type | Voltage - Supply | Sync/Async | Count Rate | Number of Input Lines | Family | Max I(ol) | Power Supply Current-Max (ICC) | Count Direction | Trigger Type | fmax-Min | Prop. Delay@Nom-Sup | Logic Type | Load/Preset Input | Timing | Max Frequency@Nom-Sup | Mode of Operation |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 |
74HCT4060DB,112 | Nexperia USA Inc. | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | 8 Weeks | Tube | 2013 | 74HCT | Obsolete | 1 (Unlimited) | 16 | 5V | 6.2mm | RoHS Compliant | Gold | No | 16 | 16-SSOP (0.209, 5.30mm Width) | 5.3mm | Surface Mount | -40°C~125°C | CMOS | 2mm | 1 | e4 | DUAL | GULL WING | 260 | 5V | 30 | 74HCT4060 | 16 | Up | YES | 0.65mm | 1 | 99 ns | Counter | 14 | Asynchronous | Negative Edge | 4.5V~5.5V | 88MHz | HCT | Negative Edge | 20 MHz | Binary Counter | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
SN74HC4040PWT | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | 6 Weeks | ACTIVE (Last Updated: 5 days ago) | Surface Mount | Tape & Reel (TR) | 74HC | yes | Active | 1 (Unlimited) | 16 | SMD/SMT | EAR99 | 5V | 5mm | ROHS3 Compliant | Lead Free | 16 | 16-TSSOP (0.173, 4.40mm Width) | No SVHC | 53MHz | 1.2mm | 4.4mm | 1mm | Surface Mount | 61.887009mg | -40°C~85°C | CMOS | TR | 1 | e4 | Nickel/Palladium/Gold (Ni/Pd/Au) | DUAL | GULL WING | 260 | 5V | NOT SPECIFIED | 74HC4040 | 16 | Up | 2V | Not Qualified | 2/6V | 6V | 1 | 50pF | 190 ns | 190 ns | Counter | 12 | Asynchronous | Negative Edge | 2V~6V | 33MHz | HC/UH | 0.0052 A | 0.08mA | Negative Edge | 25 MHz | 32 ns | Binary Counter | |||||||||||||||||||||||||||||||||||||||
 |
CD4024BPWG4 | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | Surface Mount | yes | 1 | 14 | 125°C | -55°C | 5mm | RoHS Compliant | Contains Lead | No | 14 | TSSOP | 18V | 3V | 24MHz | 4.4mm | 57.209338mg | CMOS | TUBE | 1 | e4 | Nickel/Palladium/Gold (Ni/Pd/Au) | DUAL | GULL WING | 260 | 5V | 14 | MILITARY | Unidirectional | 0.65mm | 1 | 50pF | 360 ns | 360 ns | Counter | 7 | 12 | Asynchronous | Negative Edge | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
74HC160D,652 | Nexperia USA Inc. | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | 4 Weeks | Surface Mount | Tube | 1997 | 74HC | Active | 1 (Unlimited) | 16 | 5V | 9.9mm | ROHS3 Compliant | No | 16 | TCO OUTPUT | 16-SOIC (0.154, 3.90mm Width) | 3.9mm | Surface Mount | -40°C~125°C | CMOS | 1 | e4 | Nickel/Palladium/Gold (Ni/Pd/Au) | DUAL | GULL WING | 260 | 5V | 30 | 74HC160 | 16 | Up | 2V | 6V | 1 | 50pF | 330 ns | 330 ns | Counter | 4 | Asynchronous | Positive Edge | 2V~6V | 66MHz | HC/UH | Positive Edge | 20 MHz | Counter, Decade | Synchronous | |||||||||||||||||||||||||||||||||||||||||||||||||||
 |
CD4033BPWG4 | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | Surface Mount | yes | 1 | 16 | 125°C | -55°C | RoHS Compliant | Contains Lead | No | 16 | TSSOP | 18V | 3V | 16MHz | 4.4mm | 61.887009mg | CMOS | 1 | e4 | Nickel/Palladium/Gold (Ni/Pd/Au) | DUAL | GULL WING | 260 | 5V | 16 | MILITARY | Unidirectional | 1 | 600 ns | Counter | 5 | 7 | Asynchronous | Positive Edge | Synchronous | 8 MHz | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
.png "74F193SCX") |
74F193SCX | Fairchild (ON Semiconductor) | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | Surface Mount | 1 | 16 | 70°C | 0°C | 9.9mm | RoHS Compliant | Lead Free | 16 | TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK | SOIC | 5.5V | unknown | 4.5V | 3.9mm | TTL | TAPE AND REEL | 1 | e3 | Matte Tin (Sn) | DUAL | GULL WING | 260 | 5V | NOT SPECIFIED | 16 | COMMERCIAL | Not Qualified | 5V | 1 | 12.5 ns | 16.5 ns | Counter | 4 | Asynchronous | Positive Edge | F/FAST | 0.02 A | 55mA | BIDIRECTIONAL | 90 MHz | 90000000Hz | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
SN74HC4040PWE4 | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | Surface Mount | yes | 1 | 16 | 85°C | -40°C | 5V | 5mm | RoHS Compliant | Contains Lead | No | 16 | TSSOP | 6V | 2V | 53MHz | 4.4mm | 61.887009mg | CMOS | TUBE | 1 | e4 | Nickel/Palladium/Gold (Ni/Pd/Au) | DUAL | GULL WING | 260 | 5V | 16 | INDUSTRIAL | Unidirectional | 0.65mm | 1 | 50pF | 190 ns | 190 ns | Counter | 12 | Negative Edge | Asynchronous | HC/UH | 0.004 A | 25 MHz | NO | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
74F190SCX | Rochester Electronics | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | 16 | 9.9mm | Non-RoHS Compliant | TCO OUTPUT | 3.9mm | TTL | 1.75mm | 8542.39.00.01 | 1 | DUAL | GULL WING | 5V | COMMERCIAL | YES | 1.27mm | R-PDSO-G16 | 4.5V | 70°C | 5.5V | DECADE COUNTER | 12 ns | 4 | F/FAST | BIDIRECTIONAL | POSITIVE EDGE | 125 MHz | YES | SYNCHRONOUS | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
74HC393PW,118 | Nexperia USA Inc. | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | 4 Weeks | Surface Mount | Tape & Reel (TR) | 74HC | Active | 1 (Unlimited) | 14 | 5V | 5mm | ROHS3 Compliant | Lead Free | Gold | No | 14 | 14-TSSOP (0.173, 4.40mm Width) | No SVHC | 99MHz | Surface Mount | -40°C~125°C | CMOS | 2 | e4 | DUAL | GULL WING | 260 | 5V | 30 | 74HC393 | 14 | Up | 0.65mm | 2V | 6V | 2 | 50pF | 210 ns | 210 ns | 8μA | Counter | 4 | Asynchronous | Negative Edge | 2V~6V | 107MHz | 1 | HC/UH | Negative Edge | Binary Counter | ||||||||||||||||||||||||||||||||||||||||||||||||||
|
SN74S182N3 | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | no | 16 | 19.305mm | Non-RoHS Compliant | WITH HIGHER ORDER LOOKAHEAD | PDIP | not_compliant | 7.62mm | TTL | 5.08mm | 8542.39.00.01 | 1 | DUAL | THROUGH-HOLE | NOT SPECIFIED | 5V | NOT SPECIFIED | 16 | COMMERCIAL | NO | 2.54mm | 4.75V | 70°C | Arithmetic Circuits | Not Qualified | 5.25V | TRUE | LOOK-AHEAD CARRY GENERATOR | 10.5 ns | 4 | S | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
SN74HC161DBR | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | 1 | 16 | 6.2mm | RoHS Compliant | 16 | RCO OUTPUT | 5.3mm | CMOS | 2mm | 8542.39.00.01 | 1 | e4 | NICKEL PALLADIUM GOLD | DUAL | GULL WING | 260 | 5V | NOT SPECIFIED | 16 | INDUSTRIAL | YES | 0.65mm | 2V | 85°C | -40°C | Not Qualified | 6V | BINARY COUNTER | 255 ns | 4 | HC/UH | UP | POSITIVE EDGE | 29 MHz | YES | SYNCHRONOUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
MC100EL33DTR2G | Rochester Electronics | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | Tape & Reel (TR) | 100EL | Obsolete | 3 (168 Hours) | ROHS3 Compliant | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) | Surface Mount | -40°C~85°C | 1 | 8-TSSOP | 1 | Asynchronous | 4.2V~5.7V | 4.2GHz | Positive, Negative | Divide-by-4 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
SN74AS169ADR | Rochester Electronics | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | Tape & Reel (TR) | 74AS | yes | Obsolete | 3 (168 Hours) | 16 | 9.9mm | ROHS3 Compliant | TCO OUTPUT | 16-SOIC (0.154, 3.90mm Width) | 3.9mm | Surface Mount | 0°C~70°C | TTL | 1 | e4 | NICKEL PALLADIUM GOLD | DUAL | GULL WING | 260 | 5V | NOT SPECIFIED | 16 | Up, Down | YES | Not Qualified | 5.5V | 1 | 4 | 4.5V~5.5V | 75MHz | AS | Positive Edge | 75 MHz | Binary Counter | YES | Synchronous | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
SN74LS393NS | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | 6 Weeks | Tube | 74LS | yes | Active | 1 (Unlimited) | 14 | EAR99 | 10.3mm | RoHS Compliant | Lead Free | 14 | 14-SOIC (0.209, 5.30mm Width) | 5.3mm | Surface Mount | 0°C~70°C TA | TTL | TR | 2 | e4 | Nickel/Palladium/Gold (Ni/Pd/Au) | DUAL | GULL WING | 260 | 5V | NOT SPECIFIED | 74LS393 | 14 | Up | YES | Not Qualified | 5V | 2 | 15pF | 60 ns | 4 | Asynchronous | 4.75V~5.25V | 35MHz | LS | 0.008 A | Negative Edge | 60 ns | Binary Counter | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
74VHC4040MX | ON Semiconductor | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | Surface Mount | Tape & Reel (TR) | 2016 | 74VHC | yes | Obsolete | 1 (Unlimited) | 16 | EAR99 | 9.9mm | RoHS Compliant | Lead Free | Tin | 16 | 16-SOIC (0.154, 3.90mm Width) | No SVHC | 210MHz | 3.9mm | Surface Mount | 143mg | -40°C~85°C | CMOS | TAPE AND REEL | 1 | e3 | DUAL | GULL WING | NOT SPECIFIED | 3.3V | NOT SPECIFIED | 74VHC4040 | Up | 2V | Not Qualified | 2/5.5V | 5.5V | 50pF | 9.3 ns | 17.5 ns | 4μA | Counter | 12 | Asynchronous | Negative Edge | 2V~5.5V | 1 | AHC/VHC/H/U/V | 0.008 A | Negative Edge | Binary Counter | ||||||||||||||||||||||||||||||||||||||||||||||||
|
SN74HC163PWT | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | 6 Weeks | ACTIVE (Last Updated: 3 days ago) | Surface Mount | Tape & Reel (TR) | 74HC | yes | Active | 1 (Unlimited) | 16 | SMD/SMT | 5V | 5mm | ROHS3 Compliant | Lead Free | No | 16 | RCO OUTPUT | 16-TSSOP (0.173, 4.40mm Width) | No SVHC | 44MHz | 1.2mm | 4.4mm | 1mm | Surface Mount | 61.887009mg | -40°C~85°C | CMOS | TR | 1 | e4 | Nickel/Palladium/Gold (Ni/Pd/Au) | DUAL | GULL WING | 260 | 5V | 74HC163 | 16 | Up | 2V | 2/6V | 6V | 1 | 50pF | 270 ns | Counter | 4 | Synchronous | Positive Edge | 2V~6V | 36MHz | HC/UH | 0.0052 A | 0.08mA | Positive Edge | 29 MHz | Binary Counter | ||||||||||||||||||||||||||||||||||||||||||
 |
SN74AS869NTE4 | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | Through Hole | yes | 24 | 70°C | 0°C | 5V | RoHS Compliant | Contains Lead | No | 24 | TCO OUTPUT; COUNT ENABLE INPUTS | PDIP | 5.5V | 4.5V | 45MHz | 7.62mm | 1.753503g | TTL | TUBE | 1 | e4 | Nickel/Palladium/Gold (Ni/Pd/Au) | DUAL | 5V | 24 | COMMERCIAL | Bidirectional | 2.54mm | 5V | 1 | 50pF | 35 ns | Counter | 8 | Positive Edge | Synchronous | AS | 0.02 A | YES | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
SN74LS593DW | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | 6 Weeks | ACTIVE (Last Updated: 3 days ago) | Surface Mount | Tube | 74LS | yes | Active | 1 (Unlimited) | 20 | SMD/SMT | 5V | 12.8mm | ROHS3 Compliant | Lead Free | Gold | No | 20 | TCO OUTPUT; REGISTERED INPUTS; MULTIPLEXED I/O | 20-SOIC (0.295, 7.50mm Width) | No SVHC | 35MHz | 2.65mm | 7.5mm | 2.35mm | Surface Mount | 500.709277mg | 0°C~70°C | TTL | 1 | e4 | DUAL | GULL WING | 260 | 5V | 74LS593 | 20 | Up | 1 | 45pF | 63 ns | 63 ns | 3-STATE | Counter | 8 | Synchronous | Positive Edge | 4.75V~5.25V | LS | 0.024 A | Positive Edge | Binary Counter | ||||||||||||||||||||||||||||||||||||||||||||||||
 |
MC14516BFG | Rochester Electronics | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | Tube | 4000B | Obsolete | 3 (168 Hours) | ROHS3 Compliant | 16-SOIC (0.209, 5.30mm Width) | Surface Mount | -55°C~125°C | Up, Down | 1 | 16-SOEIAJ | 4 | Asynchronous | 3V~18V | 8MHz | Positive Edge | Binary Counter | Synchronous | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
MC74ACT161DG | ON Semiconductor | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | 35 Weeks | ACTIVE (Last Updated: 1 day ago) | Surface Mount | Tube | 2006 | 74ACT | yes | Active | 1 (Unlimited) | 16 | 5V | 9.9mm | ROHS3 Compliant | Lead Free | No | 16 | TCO OUTPUT | 16-SOIC (0.154, 3.90mm Width) | No SVHC | 125MHz | 3.9mm | Surface Mount | -40°C~85°C | CMOS | 1 | e3 | Tin (Sn) | DUAL | GULL WING | 260 | 5V | 40 | 74ACT161 | 16 | Up | 5V | 1 | Halogen Free | 50pF | 14.5 ns | 14.5 ns | Counter | 4 | Asynchronous | Positive Edge | 4.5V~5.5V | 4 | ACT | Positive Edge | Binary Counter | Synchronous | |||||||||||||||||||||||||||||||||||||||||||||||
|
76043012A | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | ACTIVE (Last Updated: 4 days ago) | Surface Mount | 20 | 125°C | -55°C | 5V | 8.89mm | Non-RoHS Compliant | Contains Lead | Lead, Tin | 20 | FULL ADDER; WITH INTERNAL CARRY LOOKAHEAD; PERMITS RIPPLE CARRY CASCADING | 5.5V | not_compliant | 4.5V | 2.03mm | 8.89mm | 1.83mm | TTL | TUBE | 1 | QUAD | NO LEAD | NOT SPECIFIED | 5V | NOT SPECIFIED | 20 | MILITARY | Arithmetic Circuit | Qualified | 5V | 1 | INVERTED | ADDER/SUBTRACTOR | 24 ns | Binary Full Adder | -400μA | 4mA | MIL-STD-883 | 4 | LS | 0.008 A | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
M38510/07802BEA | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | ACTIVE (Last Updated: 1 week ago) | Rail/Tube | 16 | EAR99 | 125°C | -55°C | 5V | 19.56mm | Non-RoHS Compliant | Contains Lead | No | 16 | CDIP | 5.5V | 4.5V | 5.08mm | 6.92mm | 4.57mm | TTL | 1 | DUAL | THROUGH-HOLE | 5V | 16 | MILITARY | NO | Arithmetic Circuit | Qualified | 1 | INVERTED | LOOK-AHEAD CARRY GENERATOR | 10.5 ns | 10.5 ns | -1mA | 20mA | 4 | S | 99mA | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
CD4033BNSRE4 | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | Surface Mount | Tape & Reel (TR) | 4000B | yes | Obsolete | 1 (Unlimited) | 16 | 18V | ROHS3 Compliant | 16 | 16-SOIC (0.209, 5.30mm Width) | Surface Mount | -55°C~125°C | CMOS | 2mm | 1 | DUAL | GULL WING | NOT SPECIFIED | 5V | NOT SPECIFIED | CD4033 | 16 | Up | 3V | Not Qualified | 1 | Counter | 5 | 7 | Asynchronous | Positive Edge | 3V~18V | 16MHz | Positive Edge | 8 MHz | Counter, Decade | Synchronous | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
SN74LS293DRG4 | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | Surface Mount | Tape & Reel (TR) | 74LS | Obsolete | 1 (Unlimited) | 14 | 5.25V | 8.65mm | ROHS3 Compliant | 14 | DIVIDE BY 2 AND DIVIDE BY 8 FUNCTIONS | 14-SOIC (0.154, 3.90mm Width) | 42MHz | 3.9mm | Surface Mount | 0°C~70°C | TTL | TAPE AND REEL | 2 | DUAL | GULL WING | NOT SPECIFIED | 5V | NOT SPECIFIED | 74LS293 | Up | Not Qualified | 5V | 1 | Counter | 4 | Synchronous | Positive Edge | 4.75V~5.25V | LS | Positive Edge | Binary Counter | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
CD74HC93M96E4 | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | Surface Mount | Tape & Reel (TR) | yes | 1 | 14 | 125°C | -55°C | 8.65mm | RoHS Compliant | Contains Lead | No | 14 | SOIC | 6V | 2V | 35MHz | 3.9mm | 129.387224mg | CMOS | TAPE AND REEL | 2 | e4 | Nickel/Palladium/Gold (Ni/Pd/Au) | DUAL | GULL WING | 260 | 4.5V | 14 | MILITARY | Unidirectional | 1 | 50pF | 370 ns | Counter | 4 | Asynchronous | Negative Edge | HC/UH | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
M38510/32901BCA | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | ACTIVE (Last Updated: 5 days ago) | Rail/Tube | 14 | 19.56mm | 14 | CDIP | not_compliant | 5.08mm | 6.67mm | 4.57mm | TTL | 1 | DUAL | THROUGH-HOLE | NOT SPECIFIED | 5V | NOT SPECIFIED | 14 | MILITARY | NO | 4.75V | -55°C | Arithmetic Circuit | Qualified | 5V | 9 | INVERTED | PARITY GENERATOR/CHECKER | 15pF | MIL-PRF-38535 Class B | 2 | LS | 0.008 A | 50 ns | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
CD74HC4040EE4 | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | Through Hole | yes | 16 | 125°C | -55°C | RoHS Compliant | Contains Lead | No | 16 | PDIP | 6V | 2V | 35MHz | 7.62mm | 951.693491mg | CMOS | 5.08mm | TUBE | 1 | e4 | Nickel/Palladium/Gold (Ni/Pd/Au) | DUAL | 4.5V | 16 | MILITARY | Unidirectional | 2.54mm | 1 | 50pF | 255 ns | 255 ns | Counter | 12 | Asynchronous | Negative Edge | HC/UH | 0.004 A | 24 MHz | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
SN74LS592N3 | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | no | 16 | 19.305mm | Non-RoHS Compliant | Contains Lead | 16 | REGISTERED INPUTS | PDIP | not_compliant | 7.62mm | TTL | 1 | DUAL | THROUGH-HOLE | NOT SPECIFIED | 5V | NOT SPECIFIED | 16 | COMMERCIAL | NO | 2.54mm | 4.75V | 70°C | Counters | Not Qualified | 5.25V | BINARY COUNTER | 3-STATE | 30 ns | 8 | LS | UP | POSITIVE EDGE | 20 MHz | YES | ASYNCHRONOUS | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 |
MC100LVEL32D | Rochester Electronics | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | download | Tube | 100LVEL | Obsolete | 3 (168 Hours) | Non-RoHS Compliant | 8-SOIC (0.154, 3.90mm Width) | Surface Mount | -40°C~85°C | 1 | 8-SOIC | 1 | Asynchronous | 3V~3.8V | 2.6GHz | Positive, Negative | Divide-by-2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
SN74393N | Texas Instruments | 0.0000 |
Min: 1 Mult: 1 |
0.00000000 | no | 14 | 19.305mm | Non-RoHS Compliant | Contains Lead | DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS | PDIP | not_compliant | 7.62mm | TTL | 5.08mm | 8542.39.00.01 | 2 | DUAL | THROUGH-HOLE | NOT SPECIFIED | 5V | NOT SPECIFIED | 14 | COMMERCIAL | NO | 2.54mm | 4.75V | 70°C | Not Qualified | 5.25V | 15pF | 60 ns | Counter | 4 | TTL/H/L | 0.016 A | 64mA | UP | NEGATIVE EDGE | 25 MHz | NO | 25000000Hz | ASYNCHRONOUS |
-
74HCT4060DB,112 Nexperia USA Inc.
1 Element 5V CMOS DUAL Counters & Dividers 74HCT Series 74HCT4060 16 Pins Up Negative Edge 16-SSOP (0.209, 5.30mm Width)
Price: 0.0000
RFQ -
SN74HC4040PWT Texas Instruments
1 Element 5V CMOS DUAL Counters & Dividers 74HC Series 74HC4040 16 Pins Up Negative Edge 16-TSSOP (0.173, 4.40mm Width)
Price: 0.0000
RFQ -
CD4024BPWG4 Texas Instruments
1 Element 5V CMOS DUAL Counters & Dividers 14 Pins Unidirectional TSSOP
Price: 0.0000
RFQ -
74HC160D,652 Nexperia USA Inc.
1 Element 5V CMOS DUAL Counters & Dividers 74HC Series 74HC160 16 Pins Up Positive Edge 16-SOIC (0.154, 3.90mm Width)
Price: 0.0000
RFQ -
CD4033BPWG4 Texas Instruments
1 Element 5V CMOS DUAL Counters & Dividers 16 Pins Unidirectional TSSOP
Price: 0.0000
RFQ -
74F193SCX Fairchild (ON Semiconductor)
1 Element 5V TTL DUAL Counters & Dividers 16 Pins SOIC
Price: 0.0000
RFQ -
SN74HC4040PWE4 Texas Instruments
1 Element 5V CMOS DUAL Counters & Dividers 16 Pins Unidirectional TSSOP
Price: 0.0000
RFQ -
-
74HC393PW,118 Nexperia USA Inc.
2 Element 5V CMOS DUAL Counters & Dividers 74HC Series 74HC393 14 Pins Up Negative Edge 14-TSSOP (0.173, 4.40mm Width)
Price: 0.0000
RFQ -
-
SN74HC161DBR Texas Instruments
5V CMOS DUAL Counters & Dividers 16 Pins POSITIVE EDGE
Price: 0.0000
RFQ -
MC100EL33DTR2G Rochester Electronics
1 Element Counters & Dividers 100EL Series Positive, Negative 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
Price: 0.0000
RFQ -
SN74AS169ADR Rochester Electronics
1 Element 5V TTL DUAL Counters & Dividers 74AS Series 16 Pins Up, Down Positive Edge 16-SOIC (0.154, 3.90mm Width)
Price: 0.0000
RFQ -
SN74LS393NS Texas Instruments
2 Element 5V TTL DUAL Counters & Dividers 74LS Series 74LS393 14 Pins Up Negative Edge 14-SOIC (0.209, 5.30mm Width)
Price: 0.0000
RFQ -
74VHC4040MX ON Semiconductor
3.3V CMOS DUAL Counters & Dividers 74VHC Series 74VHC4040 Up Negative Edge 16-SOIC (0.154, 3.90mm Width)
Price: 0.0000
RFQ -
SN74HC163PWT Texas Instruments
1 Element 5V CMOS DUAL Counters & Dividers 74HC Series 74HC163 16 Pins Up Positive Edge 16-TSSOP (0.173, 4.40mm Width)
Price: 0.0000
RFQ -
SN74AS869NTE4 Texas Instruments
1 Element 5V TTL DUAL Counters & Dividers 24 Pins Bidirectional PDIP
Price: 0.0000
RFQ -
SN74LS593DW Texas Instruments
1 Element 5V TTL DUAL Counters & Dividers 74LS Series 74LS593 20 Pins Up Positive Edge 20-SOIC (0.295, 7.50mm Width)
Price: 0.0000
RFQ -
MC14516BFG Rochester Electronics
1 Element Counters & Dividers 4000B Series Up, Down Positive Edge 16-SOIC (0.209, 5.30mm Width)
Price: 0.0000
RFQ -
MC74ACT161DG ON Semiconductor
1 Element 5V CMOS DUAL Counters & Dividers 74ACT Series 74ACT161 16 Pins Up Positive Edge 16-SOIC (0.154, 3.90mm Width)
Price: 0.0000
RFQ -
-
M38510/07802BEA Texas Instruments
1 Element 5V TTL DUAL Counters & Dividers 16 Pins CDIP
Price: 0.0000
RFQ -
CD4033BNSRE4 Texas Instruments
1 Element 5V CMOS DUAL Counters & Dividers 4000B Series CD4033 16 Pins Up Positive Edge 16-SOIC (0.209, 5.30mm Width)
Price: 0.0000
RFQ -
SN74LS293DRG4 Texas Instruments
1 Element 5V TTL DUAL Counters & Dividers 74LS Series 74LS293 Up Positive Edge 14-SOIC (0.154, 3.90mm Width)
Price: 0.0000
RFQ -
CD74HC93M96E4 Texas Instruments
1 Element 4.5V CMOS DUAL Counters & Dividers 14 Pins Unidirectional SOIC
Price: 0.0000
RFQ -
-
CD74HC4040EE4 Texas Instruments
1 Element 4.5V CMOS DUAL Counters & Dividers 16 Pins Unidirectional PDIP
Price: 0.0000
RFQ -
SN74LS592N3 Texas Instruments
5V TTL DUAL Counters & Dividers 16 Pins POSITIVE EDGE PDIP
Price: 0.0000
RFQ -
MC100LVEL32D Rochester Electronics
1 Element Counters & Dividers 100LVEL Series Positive, Negative 8-SOIC (0.154, 3.90mm Width)
Price: 0.0000
RFQ -
SN74393N Texas Instruments
5V TTL DUAL Counters & Dividers 14 Pins NEGATIVE EDGE PDIP
Price: 0.0000
RFQ
Need Help?
