M74HC126 查看數據表（PDF） - STMicroelectronics
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M74HC126 Datasheet PDF : 11 Pages
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M54/M74HC125/126
CHIP CARRIER
HC125
HC126
TRUTH TABLE (HC125)
A
G
Y
X
H
Z
L
L
L
H
L
H
PIN DESCRIPTION (HC125)
PIN No
1, 4, 10, 13
2, 5, 9, 12
3, 6, 8, 11
7
14
SYMBOL
G1 to G4
A1 to A4
Y1 to Y4
GND
VCC
NAME AND FUNCTION
Output Enable Input
Data Inputs
Data Outputs
Ground (0V)
Positive Supply Voltage
IEC LOGIC SYMBOLS
HC125
TRUTH TABLE (HC126)
A
G
Y
X
L
Z
L
H
L
H
H
H
PIN DESCRIPTION (HC126)
PIN No
1, 4, 10, 13
2, 5, 9, 12
3, 6, 8, 11
7
14
SYMBOL
G1 to G4
A1 to A4
Y1 to Y4
GND
VCC
NAME AND FUNCTION
Output Enable Input
Data Inputs
Data Outputs
Ground (0V)
Positive Supply Voltage
HC126
2/11
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