74HC4051 Datasheet, PDF (4/16 Pages) NXP Semiconductors – 8-channel analog multiplexer/demultiplexer

Philips Semiconductors
8-channel analog multiplexer/demultiplexer
Product specification
74HC/HCT4051
APPLICATIONS
• Analog multiplexing and demultiplexing
• Digital multiplexing and demultiplexing
• Signal gating
FUNCTION TABLE
INPUTS
E
S₂
S₁
S₀
L
L
L
L
L
L
L
H
L
L
H
L
L
L
H
H
L
H
L
L
L
H
L
H
L
H
H
L
L
H
H
H
H
X
X
X
Notes
1. H = HIGH voltage level
L = LOW voltage level
X = don’t care
channel
ON
Y₀ − Z
Y₁ − Z
Y₂ − Z
Y₃ − Z
Y₄ − Z
Y₅ − Z
Y₆ − Z
Y₇ − Z
none
Fig.4 Functional diagram.
December 1990
Fig.5 Schematic diagram (one switch).
4