Datenblatt-Suchmaschine für elektronische Bauteile |
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74VHCT245ATTR Datenblatt(PDF) 4 Page - STMicroelectronics |
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74VHCT245ATTR Datenblatt(HTML) 4 Page - STMicroelectronics |
4 / 13 page 74VHCT245A 4/13 Table 6: DC Specifications Table 7: AC Electrical Characteristics (Input tr = tf = 3ns) (*) Voltage range is 5.0V ± 0.5V Note 1: Parameter guaranteed by design. tsoLH = |tpLHm - tpLHn|, tsoHL = |tpHLm - tpHLn| Symbol Parameter Test Condition Value Unit VCC (V) TA = 25°C -40 to 85°C -55 to 125°C Min. Typ. Max. Min. Max. Min. Max. VIH High Level Input Voltage 4.5 to 5.5 22 2 V VIL Low Level Input Voltage 4.5 to 5.5 0.8 0.8 0.8 V VOH High Level Output Voltage 4.5 IO=-50 µA 4.4 4.5 4.4 4.4 V 4.5 IO=-8 mA 3.94 3.8 3.7 VOL Low Level Output Voltage 4.5 IO=50 µA 0.0 0.1 0.1 0.1 V 4.5 IO=8 mA 0.36 0.44 0.55 IOZ High Impedance Output Leakage Current 5.5 VI = VIH or VIL VO = 0V to 5.5V ±0.25 ± 2.5 ± 2.5 µA II Input Leakage Current 0 to 5.5 VI = 5.5V or GND ± 0.1 ± 1.0 ± 1.0 µA ICC Quiescent Supply Current 5.5 VI = VCC or GND 440 40 µA +ICC Additional Worst Case Supply Current 5.5 One Input at 3.4V, other input at VCC or GND 1.35 1.5 1.5 mA IOPD Output Leakage Current 0 VOUT = 5.5V 0.5 5.0 5.0 µA Symbol Parameter Test Condition Value Unit VCC (*) (V) CL (pF) TA = 25°C -40 to 85°C -55 to 125°C Min. Typ. Max. Min. Max. Min. Max. tPLH tPHL Propagation Delay Time 5.0 15 4.5 7.5 1.0 8.5 1.0 10.0 ns 5.0 50 5.3 8.7 1.0 9.5 1.0 11.0 tPZL tPZH Output Enable Time 5.0 15 RL = 1K Ω 9.0 13.8 1.0 15.0 1.0 16.0 ns 5.0 50 9.7 14.8 1.0 16.0 1.0 17.0 tPLZ tPHZ Output Disable Time 5.0 50 RL = 1K Ω 10.0 15.4 1.0 16.5 1.0 17.5 ns tOSLH tOSHL Output to Output Skew Time (note 1) 5.0 50 1.0 1.0 1.0 ns |
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