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TC74VHC74F 数据表(PDF) 4 Page - Toshiba Semiconductor |
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TC74VHC74F 数据表(HTML) 4 Page - Toshiba Semiconductor |
4 / 9 page TC74VHC74F/FT/FK 2012-02-29 4 Timing Requirements (input: tr = tf = 3 ns) Test Condition Ta = 25°C Ta = −40 to 85°C Characteristics Symbol VCC (V) Limit Limit Unit Minimum pulse width (CK) tw (L) tw (H) ― 3.3 ± 0.3 5.0 ± 0.5 6.0 5.0 7.0 5.0 ns Minimum pulse width ( CLR , PR ) tw (L) ― 3.3 ± 0.3 5.0 ± 0.5 6.0 5.0 7.0 5.0 ns Minimum set-up time ts ― 3.3 ± 0.3 5.0 ± 0.5 6.0 5.0 7.0 5.0 ns Minimum hold time th ― 3.3 ± 0.3 5.0 ± 0.5 0.5 0.5 0.5 0.5 ns Minimum removal time ( CLR , PR ) trem ― 3.3 ± 0.3 5.0 ± 0.5 5.0 3.0 5.0 3.0 ns AC Characteristics (input: tr = tf = 3 ns) Test Condition Ta = 25°C Ta = −40 to 85°C Characteristics Symbol VCC (V) CL (pF) Min Typ. Max Min Max Unit 15 ― 6.7 11.9 1.0 14.0 3.3 ± 0.3 50 ― 9.2 15.4 1.0 17.5 15 ― 4.6 7.3 1.0 8.5 Propagation delay time (CK-Q, Q ) tpLH tpHL ― 5.0 ± 0.5 50 ― 6.1 9.3 1.0 10.5 ns 15 ― 7.6 12.3 1.0 14.5 3.3 ± 0.3 50 ― 10.1 15.8 1.0 18.0 15 ― 4.8 7.7 1.0 9.0 Propagation delay time ( CLR , PR -Q, Q) tpLH tpHL ― 5.0 ± 0.5 50 ― 6.3 9.7 1.0 11.0 ns 15 80 125 ― 70 ― 3.3 ± 0.3 50 50 75 ― 45 ― 15 130 170 ― 110 ― Maximum clock frequency fmax ― 5.0 ± 0.5 50 90 115 ― 75 ― MHz Input capacitance CIN ― ― 4 10 ― 10 pF Power dissipation capacitance CPD (Note) ― 25 ― ― ― pF Note: CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load. Average operating current can be obtained by the equation: ICC (opr) = CPD·VCC·fIN + ICC/2 (per F/F) |
类似零件编号 - TC74VHC74F_12 |
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类似说明 - TC74VHC74F_12 |
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