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HCF4527B 数据表(PDF) 6 Page - STMicroelectronics |
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HCF4527B 数据表(HTML) 6 Page - STMicroelectronics |
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6 / 13 page ![]() DYNAMIC ELECTRICAL CHARACTERISTICS (Tamb =25 oC, CL =50 pF, RL = 200 K Ω, typical temperature coefficent for all VDD values is 03 %/ oC, all input rise and fall times= 20 ns) Symbol Parameter Test Conditions Value Unit VDD (V) Min. Typ. Max. tPLH tPHL Propagation Delay Time Clock to Output) 5 110 220 ns 10 55 110 15 45 90 tPLH tPHL Propagation Delay Time Clock or Strobe to Output 5 150 300 ns 10 75 150 15 60 120 tPLH Propagation Delay Time Clock to Inhibit Output 5 320 640 ns 10 145 290 15 100 200 tPHL Propagation Delay Time Clock to Inhibit Output 5 250 500 ns 10 100 200 15 75 150 tPLH tPHL Propagation Delay Time Clear to Output 5 380 760 ns 10 175 550 15 130 260 tPLH tPHL Propagation Delay Time Clock to ”9” or ”1” Q Output 5 300 600 ns 10 125 250 15 90 180 tPLH tPHL Propagation Delay Time Cascade to Output 5 90 180 ns 10 45 90 15 35 70 tPLH tPHL Propagation Delay Time Inhibit Input to Inhibit Output 5 130 260 ns 10 60 120 15 45 90 tPLH tPHL Propagation Delay Time Set to Output 5 330 660 ns 10 150 300 15 110 220 tTHL tTLH Transition Time 5 100 200 ns 10 50 100 15 40 80 fCL Maximum Clock Frequency 5 1.2 2.4 MHz 10 2.5 5 15 3.5 7 tW Clock Pulse Width 5 330 165 ns 10 170 85 15 100 50 tr,tf Clock Rise or Fall Time 5 15 µs 10 15 15 15 tW Set or Clear Pulse Width 5 160 80 ns 10 90 45 15 60 30 tsetup Inhibit Input Setup Time 5 100 50 ns 10 40 20 15 20 10 HCC/HCF4527B 6/13 |
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