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SN74AC240QPWRG4Q1 데이터시트(PDF) 4 Page - Texas Instruments |
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SN74AC240QPWRG4Q1 데이터시트(HTML) 4 Page - Texas Instruments |
4 / 10 page SN74AC240Q1 OCTAL BUFFER/DRIVER WITH 3STATE OUTPUTS SCAS785A − OCTOBER 2004 − REVISED JANUARY 2008 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC TA = 25°C TA = −40°C TO 125 °C TA = −40°C TO 85 °C UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX MIN MAX UNIT 3 V 2.9 2.9 2.9 IOH = −50 µA 4.5 V 4.4 4.4 4.4 IOH = −50 µA 5.5 V 5.4 5.4 5.4 VOH IOH = −12 mA 3 V 2.56 2.4 2.46 V VOH IOH = −24 mA 4.5 V 3.86 3.7 3.76 V IOH = −24 mA 5.5 V 4.86 4.7 4.76 IOH = −50 mA† 5.5 V 3.85 IOH = −75 mA† 5.5 V 3.85 3 V 0.1 0.1 0.1 IOL = 50 µA 4.5 V 0.1 0.1 0.1 IOL = 50 µA 5.5 V 0.1 0.1 0.1 VOL IOL = 12 mA 3 V 0.36 0.5 0.44 V VOL IOL = 24 mA 4.5 V 0.36 0.5 0.44 V IOL = 24 mA 5.5 V 0.36 0.5 0.44 IOL = 50 mA† 5.5 V 1.65 IOL = 75 mA† 5.5 V 1.65 II Data inputs VI = VCC or GND 5.5 V ±0.1 ±1 ±1 A II Control inputs VI = VCC or GND 5.5 V ±0.1 ±1 ±1 µA IOZ‡ VO = VCC or GND, VI(OE) = VIL or VIH 5.5 V ±0.25 ±5 ±2.5 µA ICC VI = VCC or GND, IO = 0 5.5 V 4 80 40 µA Ci VI = VCC or GND 5 V 2.5 pF † Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms. ‡ For I/O ports, the parameter IOZ includes the input leakage current. switching characteristics over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1) PARAMETER FROM (INPUT) TO (OUTPUT) TA = 25°C TA = −40°C TO 125 °C TA = −40°C TO 85 °C UNIT PARAMETER (INPUT) (OUTPUT) MIN TYP MAX MIN MAX MIN MAX UNIT tPLH A Y 1.5 6 8 1 11 1 9 ns tPHL A Y 1.5 5.5 8 1 10.5 1 8.5 ns tPZH OE Y 1.5 6 10.5 1 11.5 1 11 ns tPZL OE Y 1.5 7 10 1 13 1 11 ns tPHZ OE Y 1.5 7 10 1 12.5 1 10.5 ns tPLZ OE Y 1.5 7.5 10.5 1 13.5 1 11.5 ns |
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