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74VHCT238ATTR Scheda tecnica(PDF) 3 Page - STMicroelectronics |
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74VHCT238ATTR Scheda tecnica(HTML) 3 Page - STMicroelectronics |
3 / 8 page RECOMMENDED OPERATING CONDITIONS Symbol Parameter Valu e Uni t VCC Supply Voltage 4.5 to 5.5 V VI Input Voltage 0 to 5.5 V VO Output Voltage (see note 1) 0 to 5.5 V VO Output Voltage (see note 2) 0 to VCC V Top Operating Temperature -40 to +85 oC dt/dv Input Rise and Fall Time (see note 3) (VCC =5.0 ± 0.5V) 0 to 20 ns/V 1) VCC=0 2) High or Low State 3)VIN from0.8V to 2 V ABSOLUTE MAXIMUM RATINGS Symbol Parameter Val ue Unit VCC Supply Voltage -0.5 to +7.0 V VI DC Input Voltage -0.5 to +7.0 V VO DC Output Voltage (see note 1) -0.5 to +7.0 V VO DC Output Voltage (see note 2) -0.5 to VCC + 0.5 V IIK DC Input Diode Current - 20 mA IOK DC Output Diode Current ± 20 mA IO DC Output Current ± 25 mA ICC or IGND DC VCC or Ground Current ± 50 mA Tstg Storage Temperature -65 to +150 oC TL Lead Temperature (10 sec) 300 oC Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition is not implied. 1) VCC=0 2) High or Low State DC SPECIFICATIONS Symb ol Parameter T est Cond ition s Val ue Un it VCC (V) TA =25 oC -40 to 85 oC Min. Typ . Max. Min . Max. VIH High Level Input Voltage 4.5 to 5.5 2 2 V VIL Low Level Input Voltage 4.5 to 5.5 0.8 0.8 V VOH High Level Output Voltage 4.5 IO=-50 µA 4.4 4.5 4.4 V 4.5 IO=-8 mA 3.94 3.8 VOL Low Level Output Voltage 4.5 IO=50 µA 0.0 0.1 0.1 V 4.5 IO=8 mA 0.36 0.44 II Input Leakage Current 0 to 5.5 VI = 5.5V or GND ±0.1 ±1.0 µA ICC Quiescent Supply Current 5.5 VI =VCC or GND 4 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 mA IOPD Output Leakage Current 0VOUT = 5.5V 0.5 5.0 µA 74VHCT238A 3/8 |
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