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TC74HC4020AP Datasheet(PDF) 6 Page - Toshiba Semiconductor |
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TC74HC4020AP Datasheet(HTML) 6 Page - Toshiba Semiconductor |
6 / 10 page TC74HC4020,4040AP/AF/AFN 2007-10-01 6 AC Characteristics (CL = 15 pF, VCC = 5 V, Ta = 25°C, input: tr = tf = 6 ns) Characteristics Symbol Test Condition Min Typ. Max Unit Output transition time tTLH tTHL ⎯ ⎯ 4 8 ns Propagation delay time ( CK -Q1) tpLH tpHL ⎯ ⎯ 16 24 ns Propagation delay time (Qn-Qn + 1) Δtpd ⎯ ⎯ 5 14 ns Propagation delay time (CLR) tpHL ⎯ ⎯ 14 24 ns Maximum clock frequency fmax ⎯ 33 73 ⎯ MHz AC Characteristics (CL = 50 pF, input: tr = tf = 6 ns) Test Condition Ta = 25°C Ta = −40~85°C Characteristics Symbol VCC (V) Min Typ. Max Min Max Unit Output transition time tTLH tTHL ⎯ 2.0 4.5 6.0 ⎯ ⎯ ⎯ 30 8 7 75 15 13 ⎯ ⎯ ⎯ 95 19 16 ns Propagation delay time ( CK -Q1) tpLH tpHL ⎯ 2.0 4.5 6.0 ⎯ ⎯ ⎯ 70 20 17 145 29 25 ⎯ ⎯ ⎯ 180 36 31 ns Propagation delay time (Qn-Q + 1) Δtpd ⎯ 2.0 4.5 6.0 ⎯ ⎯ ⎯ 20 6 4 75 15 13 ⎯ ⎯ ⎯ 95 19 16 ns Propagation delay time (CLR) tpHL ⎯ 2.0 4.5 6.0 ⎯ ⎯ ⎯ 55 17 14 140 28 24 ⎯ ⎯ ⎯ 175 35 30 ns Maximum clock frequency fmax ⎯ 2.0 4.5 6.0 6 30 35 17 66 78 ⎯ ⎯ ⎯ 5 24 28 ⎯ ⎯ ⎯ MHz Input capacitance CIN ⎯ ⎯ 5 10 ⎯ 10 pF TC74HC4020A ⎯ 27 ⎯ ⎯ ⎯ Power dissipation capacitance CPD (Note) TC74HC4040A ⎯ 37 ⎯ ⎯ ⎯ 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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