Datasheet

SN54AC240, SN74AC240
OCTAL BUFFERS/DRIVERS
WITH 3-STATE OUTPUTS
SCAS512E − JUNE 1995 − REVISED OCTOBER 2003
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
FUNCTION TABLE
(each buffer)
INPUTS
OUTPUT
OE A
OUTPUT
Y
L H L
L LH
H X Z
logic diagram (positive logic)
1
2
4
6
8
12
14
16
18
1A1
1A2
1A3
1A4
1Y1
1Y2
1Y3
1Y4
1OE
19
11
13
15
17
3
5
7
9
2A1
2A2
2A3
2A4
2Y1
2Y2
2Y3
2Y4
2OE