Datasheet

December 1990 3
Philips Semiconductors Product specification
Dual 4-input NAND gate 74HC/HCT20
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 V
CC
positive supply voltage
Fig.1 Pin configuration. Fig.2 Logic symbol. Fig.3 IEC logic symbol.