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HCF40194B Datasheet(PDF) 6 Page - STMicroelectronics |
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HCF40194B Datasheet(HTML) 6 Page - STMicroelectronics |
6 / 12 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 PLH,t PHL Propagation Delay Time Clock to Q 5220 440 ns 10 100 200 15 70 140 t PZ H,tPZ L , t PL Z 3-state Outputs s High Impedance 580 160 ns 10 35 70 15 25 50 t PHZ 545 90 ns 10 25 50 15 20 40 t THL,tTL H Transition Time 5 100 200 ns 10 50 100 15 40 80 t se tu p Setup Time D0,D3,SR, SL to Clock 580 100 ns 10 35 70 15 20 50 S0, S1 to Clock 5 200 400 ns 10 110 220 15 65 130 t hold Hold Time D0,D3,SR, SL to Clock 5– 65 0 ns 10 – 25 0 15 – 15 0 S0, S1 to Clock 5 – 170 0 ns 10 – 95 0 15 – 55 0 t W Clock Pulse Width 5 90 180 ns 10 40 180 15 25 50 f CL Clock Input Frequency 5 3 6 MHz 10 6 12 15 8 15 t r,tf Clock Input Rise or Fall Time 5 1000 µs 10 100 15 100 t W Reset Pulse Width* 5 150 300 ns 10 100 200 15 70 140 t PRHL Propagation Delay Reset* 5 230 460 ns 10 90 180 15 65 130 s For 40104B series only * For 40194B series only. HCC/HCF40104B/40194B 6/12 |
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