поискавой системы для электроныых деталей |
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SN74AHC244QPWRQ1 датащи(PDF) 3 Page - Texas Instruments |
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SN74AHC244QPWRQ1 датащи(HTML) 3 Page - Texas Instruments |
3 / 13 page SN74AHC244Q1 OCTAL BUFFER/DRIVER WITH 3STATE OUTPUTS SCLS526A − 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 VCC 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, VI (OE) = VIL or VIH 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 2 10 pF Co VO = VCC or GND 5 V 3.5 pF |
Аналогичный номер детали - SN74AHC244QPWRQ1 |
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Аналогичное описание - SN74AHC244QPWRQ1 |
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