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SN74AHC125QPWRQ1 数据表(PDF) 3 Page - Texas Instruments |
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SN74AHC125QPWRQ1 数据表(HTML) 3 Page - Texas Instruments |
3 / 11 page SN74AHC125-Q1 QUADRUPLE BUS BUFFER GATE WITH 3-STATE OUTPUTS SCLS525A − AUGUST 2003 − REVISED APRIL 2008 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions (see Note 3) MIN MAX UNIT VCC Supply voltage 2 5.5 V VCC = 2 V 1.5 VIH High-level input voltage VCC = 3 V 2.1 V VIH High level input voltage VCC = 5.5 V 3.85 V VCC = 2 V 0.5 VIL Low-level input voltage VCC = 3 V 0.9 V VIL Low level input voltage VCC = 5.5 V 1.65 V VI Input voltage 0 5.5 V VO Output voltage 0 VCC V VCC = 2 V −50 mA IOH High-level output current VCC = 3.3 V ± 0.3 V −4 mA IOH High level output current VCC = 5 V ± 0.5 V −8 mA VCC = 2 V 50 mA IOL Low-level output current VCC = 3.3 V ± 0.3 V 4 mA IOL Low level output current VCC = 5 V ± 0.5 V 8 mA ∆t/∆v Input transition rise or fall rate VCC = 3.3 V ± 0.3 V 100 ns/V ∆t/∆v Input transition rise or fall rate VCC = 5 V ± 0.5 V 20 ns/V TA Operating free-air temperature −40 125 °C NOTE 3: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report, Implications of Slow or Floating CMOS Inputs, literature number SCBA004. electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS V TA = 25°C MIN MAX UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX UNIT 2 V 1.9 2 1.9 IOH = −50 mA 3 V 2.9 3 2.9 VOH IOH 50 mA 4.5 V 4.4 4.5 4.4 V VOH IOH = −4 mA 3 V 2.58 2.48 V IOH = −8 mA 4.5 V 3.94 3.8 2 V 0.1 0.1 IOL = 50 mA 3 V 0.1 0.1 VOL IOL 50 mA 4.5 V 0.1 0.1 V VOL IOL = 4 mA 3 V 0.36 0.5 V IOL = 8 mA 4.5 V 0.36 0.5 II VI = 5.5 V or GND 0 V to 5.5 V ±0.1 ±1 mA IOZ VO = VCC or GND 5.5 V ±0.25 ±2.5 mA ICC VI = VCC or GND, IO = 0 5.5 V 4 40 mA Ci VI = VCC or GND 5 V 4 10 pF |
类似零件编号 - SN74AHC125QPWRQ1 |
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类似说明 - SN74AHC125QPWRQ1 |
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