Part Number: 74HC21
Function: Dual 4-input AND Gate
Package: DIP, SOP 14 Pin Type
Manufacturer: Philips Electronics ( https://www.nxp.com/ )
Pinouts:
Description
The 74HC21 is a high-speed Si-gate CMOS device and is pin compatible with low-power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The device provide the 4-input AND function.
Features
1. Output capability: standard
2. ICC category: SSI
PIN DESCRIPTION :
PIN NO. SYMBOL NAME AND FUNCTION
1, 9 1A, 2A data inputs
2, 10 1B, 2B data inputs
3, 11 n.c. not connected
4, 12 1C, 2C data inputs
5, 13 1D, 2D data inputs
6, 8 1Y, 2Y data outputs
7 GND ground (0 V)
14 VCC positive supply voltage
Other data sheets are available within the file:
74HC21D, 74HC21DB, 74HC21N, 74HC21NB