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M74HC7266F1R датащи(PDF) 5 Page - STMicroelectronics |
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M74HC7266F1R датащи(HTML) 5 Page - STMicroelectronics |
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5 / 11 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. tTHL Output Transition Time (HC266) 2.0 30 75 95 110 ns 4.5 8 151922 6.0 7 131619 tTLH tTHL Output Transition Time (HC7266) 2.0 30 75 95 110 ns 4.5 8 151922 6.0 7 131619 tPLZ tPZL Propagation Delay Time (HC266) 2.0 RL =1K Ω 48 90 115 135 ns 4.5 12 18 23 27 6.0 10 15 20 23 tPLH tPHL Propagation Delay Time (HC7266) 2.0 36 90 115 135 ns 4.5 11 18 23 27 6.0 9 152023 CIN Input Capacitance 5 10 10 10 pF CPD (*) Power Dissipation Capacitance 20 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 Gate) SWITCHING CHARACTERISTICS TEST CIRCUIT (HC266) M54/M74HC266/7266 5/11 |
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