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CD74HC390 Datasheet, PDF (3/8 Pages) Texas Instruments – High Speed CMOS Logic Dual Decade Ripple Counter
Logic Diagram
4(12)
nCP1
1(15)
nCP0
2(14)
nMR
CD74HC390, CD74HCT390
Q
Φ
R
Q
Φ
R
Q
Φ
R
3(13)
nQ0
5(11)
nQ1
6(10)
nQ2
Q
Φ
R
VCC = 16
GND = 8
7(9)
nQ3
3