IN74VHCT125
IN74VHCT125 truth table
Input
Output
G
H
L
L
A
X
L
H
Y
Z
L
H
Note –
H - high voltage level;
L – low voltage level;
X - any voltage level (low or high);
Z - output in the third
Pinout
G1
01
14
13
12
11
10
09
08
V
CC
G4
A4
Y4
G3
A3
Y3
A1
02
Y1
03
G2
04
A2
05
Y2
06
GND
07
Pins description in IN74VHCT125
Pin No.
01
02
03
04
05
06
07
08
09
10
11
12
13
14
Symbol
G1
A1
Y1
G2
A2
Y2
GND
Y3
A3
G3
Y4
A4
G4
VCC
Description
Input ENABLE OUTPUT
Input
Output
Input ENABLE OUTPUT
Input
Output
Common output
Output
Input
Input ENABLE OUTPUT
Output
Input
Input ENABLE OUTPUT
Supply output from voltage source
2