Datasheet

SN54LS245, SN74LS245
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SDLS146A – OCTOBER 1976 – REVISED FEBRUARY 2002
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
FUNCTION TABLE
INPUTS
OPERATION
OE DIR
OPERATION
L L B data to A bus
L H A data to B bus
H X Isolation
schematics of inputs and outputs
EQUIVALENT OF EACH INPUT
V
CC
Input
9 kΩ NOM
TYPICAL OF ALL OUTPUTS
Output
V
CC
50 Ω NOM
logic diagram (positive logic)
DIR
OE
A1
B1
1
2
18
19
To Seven Other Channels