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HCF40192B Datasheet(PDF) 7 Page - STMicroelectronics |
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HCF40192B Datasheet(HTML) 7 Page - STMicroelectronics |
7 / 15 page DYNAMIC ELECTRICAL CHARACTERISTICS (T amb =25°C, CL = 50pF, RL = 200kΩ, typical temperature coefficient for all VDD values is 0.3%/°C, all input rise and fall time = 20ns) Test Conditions Val ue Symbol Parameter V DD (V) Min. Typ. Max. Unit t PHL, t PL H Propagation Delay Time Clock Up or Clock Down to Q Reset to Q 5250 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 5160 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 t THL, t TLH Transition Time 5 100 200 ns 10 50 100 15 40 80 t re m* Removal Time Reset or PE 580 40 ns 10 40 20 15 30 15 t W 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 t r,tf Clock Input Rise or Fall Time 5 15 µs 10 15 15 5 f CL Maximum Clock Input Frequency 5 2 4 MHz 10 5 8 15 5.5 11 * The time required for Reset or Preset Enable control to be removed before clocking (see timing diagram). HCC/HCF40192B/193B 7/15 |
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