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M74HC241HVC1R датащи(PDF) 5 Page - STMicroelectronics |
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M74HC241HVC1R датащи(HTML) 5 Page - STMicroelectronics |
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5 / 10 page ![]() TEST CIRCUIT ICC (Opr.) HC240HV AC ELECTRICAL CHARACTERISTICS (CL =50 pF, Input tr =tf =6 ns) Symbol Parameter Test Conditions Value Unit VCC (V) CL (pF) TA =25 oC 54HC and 74HC -40 to 85 oC 74HC -55 to 125 oC 54HC Min. Typ. Max. Min. Max. Min. Max. tTLH tTHL Output Transition Time 2.0 50 25 60 75 90 ns 4.5 7 121918 6.0 6 101315 tPLH tPHL Propagation Delay Time 2.0 50 40 110 140 165 ns 4.5 13 22 28 33 6.0 11 19 24 28 2.0 150 52 135 170 205 ns 4.5 17 27 34 41 6.0 14 23 29 35 tPZL tPZH Output Enable Time 2.0 50 RL =1K Ω 52 135 170 205 ns 4.5 17 27 34 41 6.0 14 23 29 35 2.0 150 RL =1K Ω 63 165 205 250 ns 4.5 21 33 41 50 6.0 18 28 35 43 tPLZ tPHZ Output Disable Time 2.0 50 RL =1K Ω 40 135 170 205 ns 4.5 19 27 34 41 6.0 15 23 29 35 CIN Input Capacitance 5 10 10 10 pF COUT Output Capacitance 10 pF CPD (*) Power Dissipation Capacitance 33 pF (*) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load. (Refer to Test Circuit). Average operting current can be obtained by the following equation. ICC(opr) = CPD •VCC •fIN +ICC/8 (per circuit) M54/M74HC240HV/241HV 5/10 |
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