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MC74AC74 数据表(PDF) 5 Page - Motorola, Inc |
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MC74AC74 数据表(HTML) 5 Page - Motorola, Inc |
5 / 6 page MC74AC74 MC74ACT74 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 fmax Maximum Clock Frequency 5.0 145 210 125 MHz 3-3 fmax Frequency 5.0 145 210 125 MHz 3-3 tPLH Propagation Delay CDn or SDn to Qn or Qn 5.0 3.0 5.5 9.5 2.5 10.5 ns 3-6 tPLH CDn or SDn to Qn or Qn 5.0 3.0 5.5 9.5 2.5 10.5 ns 3-6 tPHL Propagation Delay CDn or SDn to Qn or Qn 5.0 3.0 6.0 10.0 3.0 11.5 ns 3-6 tPHL CDn or SDn to Qn or Qn 5.0 3.0 6.0 10.0 3.0 11.5 ns 3-6 tPLH Propagation Delay CPn to Qn or Qn 5.0 4.0 7.5 11.0 4.0 13.0 ns 3-6 tPLH CPn to Qn or Qn 5.0 4.0 7.5 11.0 4.0 13.0 ns 3-6 tPHL Propagation Delay CPn to Qn or Qn 5.0 3.5 6.0 10.0 3.0 11.5 ns 3-6 tPHL CPn to Qn or Qn 5.0 3.5 6.0 10.0 3.0 11.5 ns 3-6 * Voltage Range 5.0 V is 5.0 V ±0.5 V. AC OPERATING REQUIREMENTS 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. Typ Guaranteed Minimum ts Set-up Time, HIGH or LOW 5.0 1.0 3.0 3.5 ns 3-9 ts Dn to CPn 5.0 1.0 3.0 3.5 ns 3-9 th Hold Time, HIGH or LOW 5.0 –0.5 1.0 1.0 ns 3-9 th Dn to CPn 5.0 –0.5 1.0 1.0 ns 3-9 tw CPn or CDn or SDn 5.0 3.0 5.0 6.0 ns 3-6 tw Pulse Width 5.0 3.0 5.0 6.0 ns 3-6 trec Recovery TIme 5.0 –2.5 0 0 ns 3-9 trec CDn or SDn to CP 5.0 –2.5 0 0 ns 3-9 * 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 CPD Power Dissipation Capacitance 35 pF VCC = 5.0 V |
类似零件编号 - MC74AC74 |
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类似说明 - MC74AC74 |
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