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TC74HCT540AP 数据表(PDF) 4 Page - Toshiba Semiconductor |
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TC74HCT540AP 数据表(HTML) 4 Page - Toshiba Semiconductor |
4 / 7 page TC74HCT540,541AP/AF 2007-10-01 4 AC Characteristics (input: tr = tf = 6 ns) Test Condition Ta = 25°C Ta = −40~85°C Characteristics Symbol CL (pF) VCC (V) Min Typ. Max Min Max Unit Output transition time tTLH tTHL ⎯ 50 4.5 5.5 ⎯ ⎯ 7 6 12 11 ⎯ ⎯ 15 14 ns 50 4.5 5.5 ⎯ ⎯ 12 9 20 18 ⎯ ⎯ 25 23 Propagation delay time (TC74HCT540A) tpLH tpHL ⎯ 150 4.5 5.5 ⎯ ⎯ 17 14 26 24 ⎯ ⎯ 33 30 ns 50 4.5 5.5 ⎯ ⎯ 14 11 23 21 ⎯ ⎯ 29 27 Propagation delay time (TC74HCT541A) tpLH tpHL ⎯ 150 4.5 5.5 ⎯ ⎯ 19 16 29 27 ⎯ ⎯ 36 33 ns 50 4.5 5.5 ⎯ ⎯ 18 16 30 27 ⎯ ⎯ 38 35 Output enable time tpZL tpZH RL = 1 kΩ 150 4.5 5.5 ⎯ ⎯ 23 21 36 33 ⎯ ⎯ 45 41 ns Output disable time tpLZ tpHZ RL = 1 kΩ 50 4.5 5.5 ⎯ ⎯ 18 16 30 27 ⎯ ⎯ 38 35 ns Input capacitance CIN ⎯ ⎯ 5 10 ⎯ 10 pF Output capacitance COUT ⎯ ⎯ 10 ⎯ ⎯ ⎯ pF TC74HCT540A ⎯ 35 ⎯ ⎯ ⎯ Power dissipation capacitance CPD (Note) TC74HCT541A ⎯ 31 ⎯ ⎯ ⎯ 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/8 (per bit) |
类似零件编号 - TC74HCT540AP |
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类似说明 - TC74HCT540AP |
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