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M74HC03 Arkusz danych(PDF) 4 Page - STMicroelectronics |
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M74HC03 Arkusz danych(HTML) 4 Page - STMicroelectronics |
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4 / 9 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 tPLZ Propagation Delay Time 2.0 RL = 1 K Ω 16 60 75 90 ns 4.5 9 121518 6.0 8 101315 tPZL Propagation Delay Time 2.0 RL =1 K Ω 23 60 75 90 ns 4.5 7 121518 6.0 6 101315 CIN Input Capacitance 5 10 10 10 pF CPD (*) Power Dissipation Capacitance 7 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) W = Y1 Y2 ... Yn = A1B1 A2B2 ... AnBn = A1B1 + A2B2 +... + AnBn ID =10: 20 mA RD = VCC − VD − VDS ID = 5 − 2 − 0.4 20 × 10−3 = 130 Ω (*) (*) 260 Ω with ID =10mA TYPICAL APPLICATIONS Wired AND LED Driver with Blanking Typical values VCC =5V VD =2V VDS = 0.4V RD = 120 ÷ 270Ω M54/M74HC03 4/9 |
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