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74VHCT27ATTR Scheda tecnica(PDF) 2 Page - STMicroelectronics |
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74VHCT27ATTR Scheda tecnica(HTML) 2 Page - STMicroelectronics |
2 / 7 page TRUTH TABLE AB CY LLL H HX X L XH X L XX H L X:”H” or ”L” PIN DESCRIPTION PI N No SYMBOL NAME AND FUNCT ION 1, 3, 9 1A to 3A Data Inputs 2, 4, 10 1B to 3B Data Inputs 13, 5, 11 1C to 3C Data Inputs 12, 6, 8 1Y to 3Y Data Outputs 7 GND Ground (0V) 14 VCC Positive Supply Voltage INPUT EQUIVALENT CIRCUIT 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 =0V 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 =0V 2) High or Low State 74VHCT27A 2/7 |
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