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SN74LVC244ADWRE4 Datasheet(PDF) 5 Page - Texas Instruments |
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SN74LVC244ADWRE4 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 23 page www.ti.com Electrical Characteristics Switching Characteristics SN74LVC244A OCTAL BUFFER/DRIVER WITH 3-STATE OUTPUTS SCAS414X – NOVEMBER 1992 – REVISED MARCH 2005 over recommended operating free-air temperature range (unless otherwise noted) TA = 25°C –40 TO 85°C –40 TO 125°C PARAMETER TEST CONDITIONS VCC UNIT MIN TYP MAX MIN MAX MIN MAX VCC – VCC – VCC – IOH = –100 µA 1.65 V to 3.6 V 0.2 0.2 0.3 IOH = –4 mA 1.65 V 1.29 1.2 1.05 IOH = –8 mA 2.3 V 1.9 1.7 1.55 VOH V 2.7 V 2.2 2.2 2.05 IOH = –12 mA 3 V 2.4 2.4 2.25 IOH = –24 mA 3 V 2.3 2.2 2 IOL = 100 µA 1.65 V to 3.6 V 0.1 0.2 0.3 IOL = 4 mA 1.65 V 0.24 0.45 0.6 VOL IOL = 8 mA 2.3 V 0.3 0.7 0.75 V IOL = 12 mA 2.7 V 0.4 0.4 0.6 IOL = 24 mA 3 V 0.55 0.55 0.8 II VI = 5.5 V or GND 3.6 V ±1 ±5 ±20 µA Ioff VI or VO = 5.5 V 0 ±1 ±10 ±20 µA IOZ VO = 0 to 5.5 V 3.6 V ±1 ±10 ±20 µA VI = VCC or GND 1 10 40 ICC IO = 0 3.6 V µA 3.6 V ≤ V I ≤ 5.5 V (1) 1 10 40 One input at VCC – 0.6 V, ∆I CC 2.7 V to 3.6 V 500 500 5000 µA Other inputs at VCC or GND Ci VI = VCC or GND 3.3 V 4 pF Co VO = VCC or GND 3.3 V 5.5 pF (1) This applies in the disabled state only. over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1) TA = 25°C –40 TO 85°C –40 TO 125°C FROM TO PARAMETER VCC UNIT (INPUT) (OUTPUT) MIN TYP MAX MIN MAX MIN MAX 1.5 V 1 7 14.4 1 14.9 1 16.4 1.8 V ± 0.15 V 1 5.9 10.4 1 10.9 1 12.4 tpd A Y 2.5 V ± 0.2 V 1 4.2 7.4 1 7.9 1 10 ns 2.7 V 1 4.2 6.7 1 6.9 1 8.2 3.3 V ± 0.3 V 1.5 3.9 5.7 1.5 5.9 1.5 7.2 1.5 V 1 8.3 17.8 1 18.3 1 19.8 1.8 V ± 0.15 V 1 6.4 12.1 1 12.6 1 14.1 ten OE Y 2.5 V ± 0.2 V 1 4.6 9.1 1 9.6 1 11.7 ns 2.7 V 1 5 8.4 1 8.6 1 10.3 3.3 V ± 0.3 V 1.5 4.5 7.4 1.5 7.6 1.5 9.4 1.5 V 1 7.2 15.6 1 16.1 1 17.6 1.8 V ± 0.15 V 1 5.8 11.6 1 12.1 1 13.6 tdis OE Y 2.5 V ± 0.2 V 1 3.7 7.3 1 7.8 1 9.9 ns 2.7 V 1 3.8 6.6 1 6.8 1 8.6 3.3 V ± 0.3 V 1.5 3.8 6.3 1.5 6.5 1.5 8 tsk(o) 3.3 V ± 0.3 V 1 1.5 ns 5 |
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