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M74HCT244TTR Folha de dados(PDF) 3 Page - STMicroelectronics |
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M74HCT244TTR Folha de dados(HTML) 3 Page - STMicroelectronics |
3 / 9 page M74HCT244 3/9 DC SPECIFICATIONS AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6ns) 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 2.0 2.0 2.0 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=-20 µA 4.4 4.5 4.4 4.4 V IO=-6.0 mA 4.18 4.31 4.13 4.10 VOL Low Level Output Voltage 4.5 IO=20 µA 0.0 0.1 0.1 0.1 V IO=6.0 mA 0.17 0.26 0.33 0.40 II Input Leakage Current 5.5 VI = VCC or GND ± 0.1 ± 1 ± 1 µA IOZ High Impedance Output Leakage Current 5.5 VI = VIH or VIL VO = VCC or GND ± 0.5 ± 5 ± 10 µA ICC Quiescent Supply Current 5.5 VI = VCC or GND 440 80 µA ∆ I CC Additional Worst Case Supply Current 5.5 Per Input pin VI = 0.5V or VI = 2.4V Other Inputs at VCC or GND 2.0 2.9 3.0 mA 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. tTLH tTHL Output Transition Time 4.5 50 7 12 15 18 ns tPLH tPHL Propagation Delay Time 4.5 50 15 22 28 33 ns 4.5 150 21 30 38 45 tPLH tPHL Propagation Delay Time 4.5 50 15 25 31 38 ns 4.5 150 21 33 41 50 tPZL tPZH Output Enable Time 4.5 50 RL = 1 KΩ 17 30 38 45 ns 4.5 150 23 38 48 57 tPLZ tPHZ Output Disable Time 4.5 50 RL = 1 KΩ 16 30 38 45 ns |
Nº de peça semelhante - M74HCT244TTR |
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Descrição semelhante - M74HCT244TTR |
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