74HC125 Datasheet, PDF (2/9 Pages) NXP Semiconductors – Quad buffer/line driver; 3-state

Pin Descriptions
Pin
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Pin Name
1OE
1A
1Y
2OE
2A
2Y
GND
3Y
3A
3OE
4Y
4A
4OE
V_CC
Function
Data Enable Input (active low)
Data Input
Data Output
Data Enable Input (active low)
Data Input
Data Output
Ground
Data Output
Data Input
Data Enable Input (active low)
Data Outp
Data Input
Data Enable Input (active low)
Supply Voltage
Logic Diagram
74HC125
Function Table
Inputs
OE
A
L
H
L
L
H
X
Output
Y
H
L
Z
74HC125
Document number: DS35326 Rev. 3 - 2
2 of 9
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January 2013
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