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HD74HC279 Datasheet, PDF (2/9 Pages) Hitachi Semiconductor – Quad. S-R Latches
HD74HC279
Pin Arrangement
1R 1
1S1 2
1S2 3
1Q 4
2R 5
2S 6
2Q 7
GND 8
Logic Diagram (1/2)
R
(Top view)
16 VCC
15 4S
14 4R
13 4Q
12 3S2
11 3S1
10 3R
9 3Q
S1
S2
Q
R
S
Q
2