Philips Semiconductors
Product speci铿乧ation
Quad bus transceiver; 3-state
PIN DESCRIPTION
PIN NO.
1
2, 12
3, 4, 5, 6
7
11, 10, 9, 8
13
14
SYMBOL
OE
A
n.c.
A
0
to A
3
GND
B
0
to B
3
OE
B
V
CC
NAME AND FUNCTION
output enable input (active LOW)
not corrected
data inputs/outputs
ground (0 V)
data inputs/outputs
output enable input
positive supply voltage
74HC/HCT243
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
December 1990
3