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TC74AC166FN Datasheet(PDF) 6 Page - Toshiba Semiconductor |
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TC74AC166FN Datasheet(HTML) 6 Page - Toshiba Semiconductor |
6 / 10 page TC74AC166P/F/FN 2007-10-01 6 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 (H) tW (L) ⎯ 3.3 ± 0.3 5.0 ± 0.5 7.0 5.0 7.0 5.0 ns Minimum pulse width ( CLR ) tW (L) ⎯ 3.3 ± 0.3 5.0 ± 0.5 8.0 5.0 8.0 5.0 ns Minimum set-up time (SI, PI) ts ⎯ 3.3 ± 0.3 5.0 ± 0.5 8.0 4.0 8.0 4.0 ns Minimum set-up time ( L S/ ) ts ⎯ 3.3 ± 0.3 5.0 ± 0.5 7.0 4.0 7.0 4.0 ns Minimum hold time (SI, PI) th ⎯ 3.3 ± 0.3 5.0 ± 0.5 0.5 0.5 0.5 0.5 ns Minimum hold time ( L S/ ) th ⎯ 3.3 ± 0.3 5.0 ± 0.5 1.0 1.0 1.0 1.0 ns Minimum removal time ( CLR ) trem ⎯ 3.3 ± 0.3 5.0 ± 0.5 4.0 1.5 4.0 1.5 ns AC Characteristics (CL = 50 pF, RL = 500 Ω, input: tr = tf = 3 ns) Test Condition Ta = 25°C Ta = −40 to 85°C Characteristics Symbol VCC (V) Min Typ. Max Min Max Unit Propagation delay time (CK-QH) tpLH tpHL ⎯ 3.3 ± 0.3 5.0 ± 0.5 ⎯ ⎯ 9.4 6.6 16.1 10.0 1.0 1.0 18.3 11.4 ns Propagation delay time ( CLR -QH) tpHL ⎯ 3.3 ± 0.3 5.0 ± 0.5 ⎯ ⎯ 9.2 6.4 15.2 9.6 1.0 1.0 17.4 10.9 ns Maximum clock frequency fmax ⎯ 3.3 ± 0.3 5.0 ± 0.5 55 90 105 150 ⎯ ⎯ 55 90 ⎯ ⎯ MHz Input capacitance CIN ⎯ ⎯ 5 10 ⎯ 10 pF Power dissipation capacitance CPD (Note) ⎯ ⎯ 67 ⎯ ⎯ ⎯ 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 |
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