Datasheet

Philips Semiconductors Product specification
74LVC125A
Quad buffer/line driver with 5-volt
tolerant inputs/outputs (3-state)
1998 Apr 28
3
PIN CONFIGURATION
SV00455
1
2
3
4
5
6
7
1OE
1A
1Y
2OE
2A
2Y
GND
V
CC
4OE
4A
4Y
3OE
3A
3Y
14
13
12
11
10
9
8
PIN DESCRIPTION
PIN
NUMBER
SYMBOL NAME AND FUNCTION
1, 4, 10, 13 1OE – 4OE Data enable inputs (active LOW)
2, 5, 9, 12 1A – 4A Data inputs
3, 6, 8, 11 1Y – 4Y Data Outputs
7 GND Ground (0 V)
14 V
CC
Positive supply voltage
LOGIC SYMBOL
SV00456
1Y
2Y
3Y
4Y
1
2
3
1OE
1A
4
5
6
2OE
2A
10
9
8
3OE
3A
13
12
11
4OE
4A
FUNCTION TABLE
INPUTS OUTPUT
nOE nA nY
L L L
L H H
H X Z
NOTES:
H = HIGH voltage level
L = LOW voltage level
X = don’t care
Z = high impedance OFF-state
LOGIC SYMBOL (IEEE/IEC)
SV00457
1
2
EN1
1
3
4
5
6
10
9
8
13
12
11