Datasheet

December 1990 15
Philips Semiconductors Product specification
8-channel analog multiplexer/demultiplexer
with latch
74HC/HCT4351
AC WAVEFORMS
Fig.17 Waveforms showing the input (V
is
) to output
(V
os
) propagation delays.
Fig.18 Waveforms showing the turn-ON and
turn-OFF times.
HC : V
M
= 50%; V
I
= GND to V
CC
.
HCT: V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.19 Waveforms showing the set-up and hold
times from S
n
inputs to LE input, and
minimum pulse width of LE.
HC : V
M
= 50%; V
I
= GND to V
CC
.
HCT: V
M
= 1.3 V; V
I
= GND to 3 V.