SN74CBT3257
4-BIT 1-OF-2 FET MULTIPLEXER/DEMULTIPLEXER
SCDS017M − MAY 1995 − REVISED JANUARY 2004
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
logic diagram (positive logic)
1A
1B1
1B2
2B1
2B2
3B1
3B2
4B1
4B2
OE
S
3A
2A
4A
4
7
9
12
2
3
5
6
11
10
14
13
15
1
