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CD54HC251 Datasheet(PDF) 10 Page - Texas Instruments

Part # CD54HC251
Description  CDx4HC251, CDx4HCT251 High-Speed CMOS Logic 8-Input Multiplexer, Three-State
PDF  21 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

CD54HC251 Datasheet(HTML) 10 Page - Texas Instruments

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7.3 Device Functional Modes
Table 7-1. Truth Table(1)
INPUTS
OUTPUT
SELECT
OUTPUT CONTROL OE
Y
Y
S2
S1
S0
X
X
X
H
Z
Z
L
L
L
L
I0
I 0
L
L
H
L
I1
I 1
L
H
L
L
I2
I 2
L
H
H
L
I3
I 3
H
L
L
L
I4
I 4
H
L
H
L
I5
I 5
H
H
L
L
I6
I 6
H
H
H
L
I7
I 7
(1)
H = High voltage level.
L = Low voltage level.
X = Dont care.
Z = High impedance (Off).
I0, I1… I7 = The level of the respective input.
CD54HC251, CD74HC251, CD54HCT251, CD74HCT251
SCHS169D – NOVEMBER 1998 – REVISED MARCH 2022
www.ti.com
10
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Copyright © 2022 Texas Instruments Incorporated
Product Folder Links: CD54HC251 CD74HC251 CD54HCT251 CD74HCT251



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