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HCF40193BM1 数据表(PDF) 7 Page - STMicroelectronics |
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HCF40193BM1 数据表(HTML) 7 Page - STMicroelectronics |
7 / 12 page HCF40193B 7/12 DYNAMIC ELECTRICAL CHARACTERISTICS (Tamb = 25°C, CL = 50pF, RL = 200KΩ, tr = tf = 20 ns) (*) The time required for Reset or Preset Enable control to be removed before clocking (see timing diagram). Symbol Parameter Test Condition Value (*) Unit VDD (V) Min. Typ. Max. tPLH tPHL Propagation Delay Time Clock Up or Clock Down to Q Reset to Q 5 250 500 ns 10 120 240 15 90 180 PE to Q 5 200 400 ns 10 100 200 15 70 140 Clock Up to Carry Clock Down to Borrow 5 160 320 ns 10 80 160 15 60 120 Reset or PR to Borrow or Carry 5 300 600 ns 10 150 300 15 110 220 tTHL tTLH Transition Time 5 100 200 ns 10 50 100 15 40 80 trem* Removal Time Reset or PE 580 40 ns 10 40 20 15 30 15 tW Clock Input Pulse Width Reset 5 480 240 ns 10 300 150 15 260 130 PE 5 120 240 ns 10 85 170 15 70 140 Clock 5 90 180 ns 10 45 90 15 30 60 tr tf Clock Input Rise or Fall Time 515 µs 10 15 15 5 fCL Maximum Clock Input Frequency 52 4 MHz 10 5 8 15 5.5 11 |
类似零件编号 - HCF40193BM1 |
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类似说明 - HCF40193BM1 |
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