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HCF4543 数据表(PDF) 5 Page - STMicroelectronics |
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HCF4543 数据表(HTML) 5 Page - STMicroelectronics |
5 / 12 page DYNAMIC ELECTRICAL CHARACTERISTICS (Tamb =25 °C, CL = 50pF, RL = 200kΩ, typical temperature coefficient for all VDD values is 0.3%/ °C, all input rise and fall time = 20ns) Symbol Parameter Test Condi tions VDD (V) Limits All packages Uni t Min. Typ. Max. tPHL Propagation Delay Time 5 10 15 600 200 150 1200 400 300 ns tPLH 5 10 15 500 200 150 1000 400 300 tTHL Transition Time 5 10 15 180 90 65 360 180 130 tTLH 5 10 15 180 90 65 360 180 130 tWH Latch Disable Pulse Width 5 10 15 250 100 80 125 50 40 tSU Address Setup Time 5 10 15 60 20 10 15 –5 –5 tH Address Hold Time 5 10 15 25 20 20 -5 10 0 CIN Input Capacitance Any Input 5 7.5 pF BCD-to-seven-segment latch/decoder/driver functional diagram HCC/HCF4543B 5/12 |
类似零件编号 - HCF4543 |
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类似说明 - HCF4543 |
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