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74ACT161B 数据表(PDF) 6 Page - STMicroelectronics |
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74ACT161B 数据表(HTML) 6 Page - STMicroelectronics |
6 / 13 page 74ACT161 6/13 AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500 Ω, Input tr = tf = 3ns) (*) Voltage range is 5.0V ± 0.5V Symbol Parameter Test Condition Value Unit VCC (V) TA = 25°C -40 to 85°C -55 to 125°C Min. Typ. Max. Min. Max. Min. Max. tPLH tPHL Propagation Delay Time CLOCK to Q 5.0(*) 1.5 5.5 9.5 10.5 10.5 ns tPLH tPHL Propagation Delay Time CLOCK to CARRY OUT 5.0(*) 1.5 6.0 11.0 12.0 12.0 ns tPLH tPHL Propagation Delay Time TE to CARRY OUT 5.0(*) 1.5 4.5 8.5 10.0 10.0 ns tPHL Propagation Delay TimeCLEAR to CARRY OUT 5.0(*) 1.5 6.0 10.0 11.0 11.0 ns tWL CLEAR Pulse Width LOW 5.0(*) 2.5 3.0 7.5 7.5 ns tW CLOCK Pulse Width (LOAD) HIGH or LOW 5.0(*) 2.0 3.0 3.5 3.5 ns tW CLOCK Pulse Width (COUNT) HIGH or LOW 5.0(*) 2.0 3.0 3.5 3.5 ns ts Setup Time HIGH or LOW (INPUT to CLOCK) 5.0(*) 1.5 9.5 11.5 11.5 ns th Hold Time HIGH or LOW (INPUT to CLOCK) 5.0(*) -0.5 0 1.0 1.0 ns ts Setup Time HIGH or LOW (LOAD to CLOCK) 5.0(*) 2.0 8.5 9.5 9.5 ns th Hold Time HIGH or LOW (LOAD to CLOCK) 5.0(*) -2.0 -0.5 0 0 ns ts Setup Time HIGH or LOW (PE or TE to CLOCK) 5.0(*) 1.5 5.5 6.5 6.5 ns th Hold Time HIGH or LOW (PE or TE to CLOCK) 5.0(*) -2.0 0 0.5 0.5 ns tREM Recovery Time (CLEAR to Q) 5.0(*) -0.5 0.5 1.0 1.0 ns fMAX Maximum Clock Frequency 5.0(*) 100 290 90 85 MHz |
类似零件编号 - 74ACT161B |
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类似说明 - 74ACT161B |
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