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74AC280B датащи(PDF) 4 Page - STMicroelectronics |
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74AC280B датащи(HTML) 4 Page - STMicroelectronics |
4 / 8 page CAPACITIVE CHARACTERISTICS Symb ol Parameter Test Co nditi ons Valu e Un it VCC (V) TA =25 oC -40 to 85 oC Min. T yp. Max. Mi n. Max. CIN Input Capacitance 5.0 4 pF CPD Power Dissipation Capacitance (note 1) 5.0 27 pF 1) CPD isdefined as the value of the IC’sinternal equivalent capacitance which is calculated fromthe operating current consumption without load. (Referto Test Circuit).Average operating current can be obtained by the following equation. ICC(opr) = CPD • VCC • fIN +ICC AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500 Ω, Input tr =tf =3 ns) Symb ol Parameter T est Con ditio n Valu e Un it VCC (V) TA =25 oC -40 to 85 oC Min. T yp. Max. Mi n. Max. tPLH tPHL Propagation Delay Time (Input - ΣODD, ΣEVEN) 3.3 (*) 1.5 5 17.0 1 18.5 ns 5.0 (**) 1.5 4 13.0 1 14.5 (*) Voltage range is 3.3V ± 0.3V (**) Voltage range is 5V ± 0.5V DC SPECIFICATIONS Symb ol Parameter Test Co nditi ons Valu e Un it VCC (V) TA =25 oC -40 to 85 oC Min. T yp. Max. Mi n. Max. VIH High Level Input Voltage 3.0 VO = 0.1 V or VCC - 0.1 V 2.1 1.5 2.1 V 4.5 3.15 2.25 3.15 5.5 3.85 2.75 3.85 VIL Low Level Input Voltage 3.0 VO = 0.1 V or VCC - 0.1 V 1.5 0.9 0.9 V 4.5 2.25 1.35 1.35 5.5 2.75 1.65 1.65 VOH High Level Output Voltage 3.0 VI (* ) = VIH or VIL IO=-50 µA 2.9 2.99 2.9 V 4.5 IO=-50 µA 4.4 4.49 4.4 5.5 IO=-50 µA 5.4 5.49 5.4 3.0 IO=-12 mA 2.56 2.46 4.5 IO=-24 mA 3.86 3.76 5.5 IO=-24 mA 4.86 4.76 VOL Low Level Output Voltage 3.0 VI (* ) = VIH or VIL IO=50 µA 0.002 0.1 0.1 V 4.5 IO=50 µA 0.001 0.1 0.1 5.5 IO=50 µA 0.001 0.1 0.1 3.0 IO=12 mA 0.36 0.44 4.5 IO=24 mA 0.36 0.44 5.5 IO=24 mA 0.36 0.44 II Input Leakage Current 5.5 VI =VCC or GND ±0.1 ±1 µA ICC Quiescent Supply Current 5.5 VI =VCC or GND 4 40 µA IOLD Dynamic Output Current (note 1, 2) 5.5 VOLD = 1.65 V max 75 mA IOHD VOHD = 3.85 V min -75 mA 1) Maximum test duration 2ms, one output loaded attime 2) Incident wave switching is guaranteed on transmission lines with impedances as low as 50 Ω. (*) All outputs loaded. 74AC280 4/8 |
Аналогичный номер детали - 74AC280B |
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Аналогичное описание - 74AC280B |
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