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CD4021BF3A

CD4021BF3A

CD4021BF3A

Texas Instruments

8 Bit Shift Register 16 Pin 2.54mm 5V CDIP

SOT-23

CD4021BF3A Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Lifecycle Status ACTIVE (Last Updated: 1 day ago)
Mount Through Hole
Package / Case CDIP
Number of Pins 16
Number of Terminations 16
ECCN Code EAR99
Max Operating Temperature125°C
Min Operating Temperature -55°C
Packing Method TUBE
Technology CMOS
Terminal Position DUAL
Number of Functions 1
Supply Voltage 5V
Terminal Pitch2.54mm
Pin Count16
Number of Elements 1
Temperature GradeMILITARY
Max Supply Voltage18V
Min Supply Voltage3V
Load Capacitance50pF
Number of Bits 8
Propagation Delay320 ns
Quiescent Current100μA
Turn On Delay Time320 ns
Logic Function Shift Register
Direction Unidirectional
Output Polarity TRUE
Logic IC Type PARALLEL IN SERIAL OUT
Trigger Type POSITIVE EDGE
Schmitt Trigger No
Power Supply Current-Max (ICC) 0.3mA
Max Frequency@Nom-Sup 3000000Hz
Height 5.08mm
Length 19.56mm
Width 6.92mm
Thickness 4.57mm
Radiation HardeningNo
RoHS StatusRoHS Compliant
Lead Free Contains Lead
In-Stock:3581 items

CD4021BF3A Product Details

CD4021BF3A Overview


There is a CDIP package embedded with the device. Chip terminations add up to 16. Voltage rating of the part is 5V. 1 elements are present in this part. In this device, there are 16 pins. Through Hole is recommended for mounting. IC chip bits total 8. 16 pins are on it. The product should be used at temperatures below 125°C. Operation of this device requires a value greater than -55°C. It is employed under the condition of 18V. Voltages higher than 3V are used for this supply. A quiescent current of 100μA is used to run the device. Packaging is in the form of TUBE.

CD4021BF3A Features


With 16 pins
Quiescent Current at 100μA
Packing Method : TUBE


CD4021BF3A Applications


There are a lot of Texas Instruments
CD4021BF3A Shift Registers applications.


  • store data in digital form
  • ROM Chips
  • Flash Memory
  • Cache memory in CPU
  • Data Format Converters
  • Data Processors
  • Pseudo Random Pattern Generator
  • Pulse Extenders
  • Pattern Recognizers
  • Interconnectors

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