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M74HC153B1R Scheda tecnica(PDF) 6 Page - STMicroelectronics |
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M74HC153B1R Scheda tecnica(HTML) 6 Page - STMicroelectronics |
6 / 12 page AC ELECTRICAL CHARACTERISTICS (CL =50 pF, Input tr =tf =6 ns) Symbol Parameter Test Conditions Value Unit VCC (V) 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 30 75 95 110 ns 4.5 8 151922 6.0 7 131619 tPLH tPHL Propagation Delay Time (Cn - Y) 2.0 48 115 145 175 ns 4.5 15 23 29 35 6.0 12 20 25 30 tPLH tPHL Propagation Delay Time (A, B - Y) 2.0 68 150 190 225 ns 4.5 20 30 38 45 6.0 16 26 32 38 tPLH tPHL Propagation Delay Time (G - Y) 2.0 30 85 105 130 ns 4.5 10 17 21 26 6.0 9 141822 tPZL tPZH Propagation Delay Time (for HC253) (G - Y) 2.0 RL =1K Ω 36 100 125 150 ns 4.5 12 20 25 30 6.0 9 172126 tPLZ tPHZ Propagation Delay Time (for HC253) (G - Y) 2.0 RL =1K Ω 22 100 125 150 ns 4.5 11 20 25 30 6.0 9 172126 CIN Input Capacitance 5 10 10 10 pF CPD (*) Power Dissipation Capacitance 58 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/4 (per circuit) M54/M74HC153 M54/M74HC253 6/12 |
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