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SN74AHC125DG4 Datasheet(PDF) 3 Page - Texas Instruments |
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SN74AHC125DG4 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 23 page SN54AHC125, SN74AHC125 QUADRUPLE BUS BUFFER GATES WITH 3-STATE OUTPUTS SCLS256J − DECEMBER 1995 − REVISED JULY 2003 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions (see Note 4) SN54AHC125 SN74AHC125 UNIT MIN MAX MIN MAX UNIT VCC Supply voltage 2 5.5 2 5.5 V VCC = 2 V 1.5 1.5 VIH High-level input voltage VCC = 3 V 2.1 2.1 V VIH High level input voltage VCC = 5.5 V 3.85 3.85 V VCC = 2 V 0.5 0.5 VIL Low-level input voltage VCC = 3 V 0.9 0.9 V VIL Low level input voltage VCC = 5.5 V 1.65 1.65 V VI Input voltage 0 5.5 0 5.5 V VO Output voltage 0 VCC 0 VCC V VCC = 2 V −50 −50 mA IOH High-level output current VCC = 3.3 V ± 0.3 V −4 −4 mA IOH High level output current VCC = 5 V ± 0.5 V −8 −8 mA VCC = 2 V 50 50 mA IOL Low-level output current VCC = 3.3 V ± 0.3 V 4 4 mA IOL Low level output current VCC = 5 V ± 0.5 V 8 8 mA Δt/Δv Input transition rise or fall rate VCC = 3.3 V ± 0.3 V 100 100 ns/V Δt/Δv Input transition rise or fall rate VCC = 5 V ± 0.5 V 20 20 ns/V TA Operating free-air temperature −55 125 −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 V TA = 25°C SN54AHC125 SN74AHC125 UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX MIN MAX UNIT 2 V 1.9 2 1.9 1.9 IOH = −50 mA 3 V 2.9 3 2.9 2.9 VOH IOH 50 mA 4.5 V 4.4 4.5 4.4 4.4 V VOH IOH = −4 mA 3 V 2.58 2.48 2.48 V IOH = −8 mA 4.5 V 3.94 3.8 3.8 2 V 0.1 0.1 0.1 IOL = 50 mA 3 V 0.1 0.1 0.1 VOL IOL 50 mA 4.5 V 0.1 0.1 0.1 V VOL IOL = 4 mA 3 V 0.36 0.5 0.44 V IOL = 8 mA 4.5 V 0.36 0.5 0.44 II VI = 5.5 V or GND 0 V to 5.5 V ±0.1 ±1* ±1 mA IOZ VO = VCC or GND 5.5 V ±0.25 ±2.5 ±2.5 mA ICC VI = VCC or GND, IO = 0 5.5 V 4 40 40 mA Ci VI = VCC or GND 5 V 4 10 10 pF * On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V. |
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