Datasheet

SN54AHCT157, SN74AHCT157
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
SCLS347K – MAY 1996 – REVISED JULY 2003
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
FUNCTION TABLE
INPUTS
OUTPUT
G A/B A B
Y
H X X X L
L LLX L
L LHX H
L HXL L
L H X H H
logic diagram (positive logic)
2
3
5
6
11
10
14
13
15
1
G
A/B
4B
4A
3B
3A
2B
2A
1B
1A
4
7
9
12
1Y
2Y
3Y
4Y
Pin numbers shown are for the D, DB, DGV, J, N, NS, PW, and W packages.