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CD4021 Shift Register

CD4021B

Texas Instrumentsic logic

The CD4021 Shift Register is a digital IC used for serial-to-parallel data conversion and shift register applications.

In stock

Specifications

3
Operating Voltage
3.0V to 18V (typical) / 24V (maximum)
Supply Current
50mA (max)
Interface
Serial

Pinout

16

Low source legibility.The original manufacturer datasheet for this part was difficult to read, so this pinout may be incomplete or imperfect. Always confirm against the specific manufacturer’s datasheet before wiring.

PinNameFunctionsNotes
1Q1
GPIO
Pin 1 indicator
2D1
GPIO
3D2
GPIO
4D3
GPIO
5D4
GPIO
6D5
GPIO
7D6
GPIO
8D7
GPIO
9D8
GPIO
10D9
GPIO
11D10
GPIO
12D11
GPIO
13D12
GPIO
14D13
GPIO
15D14
GPIO
16D15
GPIO

Interactive pinout

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CD4021B

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