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SN74LVCZ244ADWRE4 Datasheet(PDF) 3 Page - Texas Instruments |
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SN74LVCZ244ADWRE4 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 16 page SN74LVCZ244A OCTAL BUFFER/DRIVER WITH 3-STATE OUTPUTS SCES274H – JUNE 1999 – REVISED AUGUST 2003 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions (see Note 4) MIN MAX UNIT VCC Supply voltage 2.7 3.6 V VIH High-level input voltage VCC = 2.7 V to 3.6 V 2 V VIL Low-level input voltage VCC = 2.7 V to 3.6 V 0.8 V VI Input voltage 0 5.5 V VO Output voltage High or low state 0 VCC V VO Output voltage 3-state 0 5.5 V IOH High-level output current VCC = 2.7 V –12 mA IOH High-level output current VCC = 3 V –24 mA IOL Low-level output current VCC = 2.7 V 12 mA IOL Low-level output current VCC = 3 V 24 mA ∆t/∆v Input transition rise or fall rate 6 ns/V ∆t/∆VCC Power-up ramp rate 150 µs/V TA Operating free-air temperature –40 85 °C NOTE 4: 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 MIN TYP† MAX UNIT V IOH = –100 µA 2.7 V to 3.6 V VCC–0.2 V VOH IOH = –12 mA 2.7 V 2.2 V VOH IOH = –12 mA 3 V 2.4 V IOH = –24 mA 3 V 2.2 V IOL = 100 µA 2.7 V to 3.6 V 0.2 V VOL IOL = 12 mA 2.7 V 0.4 V OL IOL = 24 mA 3 V 0.55 II VI = 0 to 5.5 V 3.6 V ±5 µA Ioff VO = 0 to 5.5 V 0 ±5 µA IOZ VO = 0 to 5.5 V 3.6 V ±5 µA IOZPU VO = 0.5 V to 2.5 V, OE = don’t care 0 to 1.5 V ±5 µA IOZPD VO = 0.5 V to 2.5 V, OE = don’t care 1.5 V to 0 ±5 µA ICC VI = VCC or GND IO = 0 3.6 V 100 µA ICC 3.6 V ≤ VI ≤ 5.5 V‡ IO = 0 3.6 V 100 µA ∆ICC One input at VCC – 0.6 V, Other inputs at VCC or GND 2.7 V to 3.6 V 100 µA Ci VI = VCC or GND 3.3 V 3.5 pF Co VO = VCC or GND 3.3 V 5.5 pF † All typical values are at VCC = 3.3 V, TA = 25°C. ‡ This applies in the disabled state only. |
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