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TC74VHC139F Datasheet(PDF) 4 Page - Toshiba Semiconductor |
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TC74VHC139F Datasheet(HTML) 4 Page - Toshiba Semiconductor |
4 / 8 page TC74VHC139F/FN/FT 2007-10-01 4 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 ⎯ 7.2 11.0 1.0 13.0 3.3 ± 0.3 50 ⎯ 9.7 14.5 1.0 16.5 15 ⎯ 5.0 7.2 1.0 8.5 Propagation delay time (A, B-Y) tpLH tpHL ⎯ 5.0 ± 0.5 50 ⎯ 6.5 9.2 1.0 10.5 ns 15 ⎯ 6.4 9.2 1.0 11.0 3.3 ± 0.3 50 ⎯ 8.9 12.7 1.0 14.5 15 ⎯ 4.4 6.3 1.0 7.5 Propagation delay time ( G-Y) tpLH tpHL ⎯ 5.0 ± 0.5 50 ⎯ 5.9 8.3 1.0 9.5 ns Input capacitance CIN ⎯ ⎯ 4 10 ⎯ 10 pF Power dissipation capacitance CPD (Note) ⎯ 26 ⎯ ⎯ ⎯ 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 decoder) Input Equivalent Circuit INPUT |
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