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74AC74 Datasheet(PDF) 4 Page - STMicroelectronics |
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74AC74 Datasheet(HTML) 4 Page - STMicroelectronics |
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4 / 11 page 
DC SPECIFICATIONS Symbol Parameter Test Con dition s Value Unit VCC (V) TA =25 oC-40 to 85 oC Mi n. Typ. Max. Min . 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 at time 2) Incident wave switching is guaranteed on transmission lines with impedances as low as 50 Ω. (*) All outputs loaded. 74AC74 4/11 |
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