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MC74AC245 数据表(PDF) 5 Page - ON Semiconductor |
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MC74AC245 数据表(HTML) 5 Page - ON Semiconductor |
5 / 8 page MC74AC245, MC74ACT245 www.onsemi.com 5 AC CHARACTERISTICS (For Figures and Waveforms − See AND8277/D at www.onsemi.com) Symbol Parameter VCC* (V) 74ACT 74ACT Unit Fig. No. TA = +25°C CL = 50 pF TA = −40°C to +85 °C CL = 50 pF Min Typ Max Min Max tPLH Propagation Delay, An to Bn or Bn to An 5.0 1.5 4.0 7.5 1.5 8.0 ns 3−5 tPHL Propagation Delay, An to Bn or Bn to An 5.0 1.5 4.0 8.0 1.0 9.0 ns 3−5 tPZH Output Enable Time 5.0 1.5 5.0 10 1.5 11.0 ns 3−7 tPZL Output Enable Time 5.0 1.5 5.5 10 1.5 12.0 ns 3−8 tPHZ Output Disable Time 5.0 1.5 5.5 10 1.0 11.0 ns 3−7 tPLZ Output Disable Time 5.0 2.0 5.0 10 1.5 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 |
类似零件编号 - MC74AC245_15 |
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类似说明 - MC74AC245_15 |
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