Datasheet

September 1993 3
Philips Semiconductors Product specification
Quad 2-input NAND Schmitt trigger 74HC/HCT132
PIN DESCRIPTION
PIN NO. SYMBOL NAME AND FUNCTION
1, 4, 9, 12 1A to 4A data inputs
2, 5, 10, 13 1B to 4B data inputs
3, 6, 8, 11 1Y to 4Y 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.
Fig.4 Functional diagram.
Fig.5 Logic diagram
(one Schmitt trigger).
FUNCTION TABLE
Notes
1. H = HIGH voltage level
L = LOW voltage level
APPLICATIONS
• Wave and pulse shapers
• Astable multivibrators
• Monostable multivibrators
INPUTS OUTPUT
nA nB nY
LL H
LH H
HL H
HH L