丝印：HCT390M；Package：SOIC；CD74HC390, CDx4HCT390 High-Speed CMOS Logic Dual Decade Ripple Counter

1 Features • Two BCD decade or bi-quinary counters • One package can be configured to divide-by-2, 4, 5, 10, 20, 25, 50, 100 • Two controller reset inputs to clear each decade counter individually • Fanout (over temperature range) – Standard outputs: 10 LSTTL loads – Bus driver outputs: 15

文件：894.2 Kbytes 页数：21 Pages

TI

德州仪器

丝印：HCT390M；Package：SOIC；CD74HC390, CDx4HCT390 High-Speed CMOS Logic Dual Decade Ripple Counter

1 Features • Two BCD decade or bi-quinary counters • One package can be configured to divide-by-2, 4, 5, 10, 20, 25, 50, 100 • Two controller reset inputs to clear each decade counter individually • Fanout (over temperature range) – Standard outputs: 10 LSTTL loads – Bus driver outputs: 15

文件：894.2 Kbytes 页数：21 Pages

TI

德州仪器

丝印：HCT390M；Package：SOIC；CD74HC390, CDx4HCT390 High-Speed CMOS Logic Dual Decade Ripple Counter

1 Features • Two BCD decade or bi-quinary counters • One package can be configured to divide-by-2, 4, 5, 10, 20, 25, 50, 100 • Two controller reset inputs to clear each decade counter individually • Fanout (over temperature range) – Standard outputs: 10 LSTTL loads – Bus driver outputs: 15

文件：894.2 Kbytes 页数：21 Pages

TI

德州仪器

丝印：HCT390M；Package：SOIC；CD74HC390, CDx4HCT390 High-Speed CMOS Logic Dual Decade Ripple Counter

1 Features • Two BCD decade or bi-quinary counters • One package can be configured to divide-by-2, 4, 5, 10, 20, 25, 50, 100 • Two controller reset inputs to clear each decade counter individually • Fanout (over temperature range) – Standard outputs: 10 LSTTL loads – Bus driver outputs: 15

文件：894.2 Kbytes 页数：21 Pages

TI

德州仪器