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HD74HC4520 |
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| Part Number | HD74HC4520 |
| Manufacturer | Hitachi Semiconductor |
| Description | The HD74HC4518 dual BCD counter and the HD74HC4520 dual binary counter consist of two identical, independent, internally synchronous 4-stage counters. The counter stages are type D flip-flops, with in... |
| Features |
• • • • • High Speed Operation High Output Current: Fanout of 10 LSTTL Loads Wide Operating Voltage: VCC = 2 to 6 V Low Input Current: 1 µA max Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C) Function Table Clock Enable H L X X L H X X Reset L L L L L L H Operation Increment counter Increment counter No change No change No change No change Q0 to Q 3 = L HD74HC4518/HD74HC4520 Pin Arrangement Clock A Enable A Q0 A Q1 A Q2 A Q3 A Reset A GND 1 2 3 4 5 6 7 8 (Top view) C Q0 Q1 Q2 Q3 R R Q3 Q2 Q1 Q0 C 16 VCC 15 Reset B 14 Q3 B 13 Q2 B 12 Q1 B 11 Q0 B 10 Enable B 9 Clock B 2 ... |
| Document |
 HD74HC4520 Data Sheet
PDF 59.02KB |
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Desde 2024. D4U Semiconductor.
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