SN74AS157N3 Просмотр технического описания (PDF) - Tachyonics CO,. LTD
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SN74AS157N3 Datasheet PDF : 20 Pages
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logic diagrams (positive logic)
2
1A
′ALS157A
3
1B
5
2A
6
2B
11
3A
10
3B
14
4A
13
4B
15
G
1
A /B
SN54ALS157A, SN54ALS158
SN74ALS157A, SN74ALS158, SN74AS157, SN74AS158
QUAD 1ĆOFĆ2 DATA SELECTORS/MULTIPLEXERS
SDAS081C − APRIL 1982 − REVISED DECEMBER 1994
4
1Y
7
2Y
9
3Y
12
4Y
2
1A
3
1B
5
2A
6
2B
11
3A
10
3B
14
4A
13
4B
15
G
A /B 1
′ALS158
4 1Y
7 2Y
9 3Y
12 4Y
2
1A
1B 3
2A 5
2B 6
3A 11
3B 10
4A 14
4B 13
15
G
A /B 1
SN74AS157
4 1Y
7
2Y
9
3Y
12
4Y
2
1A
1B 3
2A 5
2B 6
3A 11
3B 10
4A 14
4B 13
15
G
A /B 1
Pin numbers shown are for the D, J, and N packages.
SN74AS158
4 1Y
7
2Y
9
3Y
12
4Y
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
• POST OFFICE BOX 1443 HOUSTON, TEXAS 77251−1443
3
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