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MC74AC640 Datasheet(PDF) 5 Page - Motorola, Inc |
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MC74AC640 Datasheet(HTML) 5 Page - Motorola, Inc |
5 / 6 page ![]() MC74AC640 MC74ACT640 5-5 FACT DATA AC CHARACTERISTICS (For Figures and Waveforms — See Section 3) Symbol Parameter VCC* (V) 74ACT 74ACT Unit Fig. No. Symbol Parameter VCC* (V) TA = +25°C CL = 50 pF TA = –40°C to +85 °C CL = 50 pF Unit Fig. No. Min Typ Max Min Max tPLH Propagation Delay An to Bn or Bn to An 5.0 1.5 1.5 1.0 8.5 ns 3-5 tPLH An to Bn or Bn to An 5.0 1.5 1.5 1.0 8.5 ns 3-5 tPHL Propagation Delay An to Bn or Bn to An 5.0 1.5 8.0 1.0 9.0 ns 3-5 tPHL An to Bn or Bn to An 5.0 1.5 8.0 1.0 9.0 ns 3-5 tPZH Output Enable Time 5.0 1.5 10.0 1.0 11.0 ns 3-7 tPZL Output Enable Time 5.0 1.5 10.0 1.0 11.0 ns 3-8 tPHZ Output Disable Time 5.0 1.5 10.0 1.0 11.0 ns 3-7 tPLZ Output Disable Time 5.0 1.5 10.0 1.0 11.0 ns 3-8 * Voltage Range 5.0 V is 5.0 V ±0.5 V. CAPACITANCE Symbol Parameter Value Typ Unit Test Conditions CIN Input Capacitance 4.5 pF VCC = 5.0 V CI/O Input/Output Capacitance 15 pF VCC = 5.0 V CPD Power Dissipation Capacitance 45 pF VCC = 5.0 V |