Philips Semiconductors
Product specification
Quad 2-input multiplexer
74HC/HCT157
AC WAVEFORMS
(1) HC : VM = 50%; VI = GND to VCC
.
HCT: VM = 1.3 V; VI = GND to 3 V.
Fig.6 Waveforms showing the enable input (E) to output (nY) propagation delays and the output transition times.
(1) HC : VM = 50%; VI = GND to VCC
.
HCT: VM = 1.3 V; VI = GND to 3 V.
Fig.7 Waveforms showing the data inputs (nIn) and common data select input (S) to output (nY) propagation
delays.
PACKAGE OUTLINES
See “74HC/HCT/HCU/HCMOS Logic Package Outlines”.
December 1990
7
NXP [ NXP ]
