74HC4352 Datasheet, PDF (4/16 Pages) NXP Semiconductors – Dual 4-channel analog multiplexer/demultiplexer with latch

Philips Semiconductors
Dual 4-channel analog
multiplexer/demultiplexer with latch
FUNCTION TABLE
INPUTS
E₁
E₂ LE S₁ S₀
CHANNEL ON
H
X
X
X X none
X
L
X X X none
L
H
H
L
L
nY₀ − nZ
L
H
H
L
H nY₁ − nZ
L
H
H
H
L
nY₂ − nZ
L
H
H
H
H
nY₃ − nZ
L
HL
X
X
(1)
X
X
↓
X
X
(2)
Notes
1. Last selected channel “ON”.
2. Selected channels latched.
H = HIGH voltage level
L = LOW voltage level
X = don’t care
↓ = HIGH-to-LOW LE transition
APPLICATIONS
• Analog multiplexing and demultiplexing
• Digital multiplexing and demultiplexing
• Signal gating
Product specification
74HC/HCT4352
Fig.4 Functional diagram.
December 1990
Fig.5 Schematic diagram (one switch).
4