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74AC16240DL 数据表(PDF) 4 Page - Texas Instruments |
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74AC16240DL 数据表(HTML) 4 Page - Texas Instruments |
4 / 9 page 54AC16240, 74AC16240 16BIT BUS DRIVERS WITH 3STATE OUTPUTS SCAS234B − JULY 1990 − REVISED OCTOBER 1996 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443 recommended operating conditions (see Note 3) 54AC16240 74AC16240 UNIT MIN NOM MAX MIN NOM MAX UNIT VCC Supply voltage 3 5 5.5 3 5 5.5 V VCC = 3 V 2.1 2.1 VIH High-level input voltage VCC = 4.5 V 3.15 3.15 V VIH High-level input voltage VCC = 5.5 V 3.85 3.85 V VCC = 3 V 0.9 0.9 VIL Low-level input voltage VCC = 4.5 V 1.35 1.35 V VIL Low-level input voltage VCC = 5.5 V 1.65 1.65 V VI Input voltage 0 VCC 0 VCC V VO Output voltage 0 VCC 0 VCC V VCC = 3 V −4 −4 IOH High-level output current VCC = 4.5 V −24 −24 mA IOH High-level output current VCC = 5.5 V −24 −24 mA VCC = 3 V 12 12 IOL Low-level output current VCC = 4.5 V 24 24 mA IOL Low-level output current VCC = 5.5 V 24 24 mA ∆t/∆v Input transition rise or fall rate 0 10 0 10 ns/V TA Operating free-air temperature −55 125 −40 85 °C NOTE 3: Unused inputs must be held high or low to prevent them from floating. electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC TA = 25°C 54AC16240 74AC16240 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 = − 4 mA 3 V 2.58 2.48 2.48 V VOH IOH = − 24 mA 4.5 V 3.94 3.8 3.8 V IOH = − 24 mA 5.5 V 4.94 4.8 4.8 IOH = − 75 mA† 5.5 V 3.85 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 0.44 0.44 V VOL IOL = 24 mA 4.5 V 0.36 0.44 0.44 V IOL = 24 mA 5.5 V 0.36 0.44 0.44 IOL = 75 mA† 5.5 V 1.65 1.65 II VI = VCC or GND 5.5 V ±0.1 ±1 ±1 µA IOZ VO = VCC or GND 5.5 V ±0.5 ±5 ±5 µA ICC VI = VCC or GND, IO = 0 5.5 V 8 80 80 µA Ci VI = VCC or GND 5 V 4.5 pF Co VO = VCC or GND 5 V 12 pF † Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms. PRODUCT PREVIEW information concerns products in the formative or design phase of development. Characteristic data and other specifications are design goals. Texas Instruments reserves the right to change or discontinue these products without notice. |
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类似说明 - 74AC16240DL |
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