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SNJ54LVC157AFK Datasheet(PDF) 4 Page - Texas Instruments |
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SNJ54LVC157AFK Datasheet(HTML) 4 Page - Texas Instruments |
4 / 22 page www.ti.com Recommended Operating Conditions (1) Electrical Characteristics SN54LVC157A, SN74LVC157A QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS SCAS292P – JANUARY 1993 – REVISED JULY 2005 SN74LVC157A TA = 25°C –40 TO 85 °C –40 TO 125 °C UNIT MIN MAX MIN MAX MIN MAX Operating 1.65 3.6 1.65 3.6 1.65 3.6 VCC Supply voltage V Data retention only 1.5 1.5 1.5 VCC = 1.65 V to 1.95 V 0.65 × V CC 0.65 × V CC 0.65 × V CC High-level input VIH VCC = 2.3 V to 2.7 V 1.7 1.7 1.7 V voltage VCC = 2.7 V to 3.6 V 2 2 2 VCC = 1.65 V to 1.95 V 0.35 × V CC 0.35 × V CC 0.35 × V CC Low-level input VIL VCC = 2.3 V to 2.7 V 0.7 0.7 0.7 V voltage VCC = 2.7 V to 3.6 V 0.8 0.8 0.8 VI Input voltage 0 5.5 0 5.5 0 5.5 V VO Output voltage 0 VCC 0 VCC 0 VCC V VCC = 1.65 V –4 –4 –4 VCC = 2.3 V –8 –8 –8 High-level output IOH mA current VCC = 2.7 V –12 –12 –12 VCC = 3 V –24 –24 –24 VCC = 1.65 V 4 4 4 VCC = 2.3 V 8 8 8 Low-level output IOL mA current VCC = 2.7 V 12 12 12 VCC = 3 V 24 24 24 ∆t/∆v Input transition rise or fall rate 10 10 10 ns/V (1) 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. over recommended operating free-air temperature range (unless otherwise noted) SN54LVC157A PARAMETER TEST CONDITIONS VCC –55 TO 125 °C UNIT MIN MAX IOH = –100 µA 2.7 V to 3.6 V VCC – 0.2 2.7 V 2.2 VOH IOH = –12 mA V 3 V 2.4 IOH = –24 mA 3 V 2.2 IOL = 100 µA 2.7 V to 3.6 V 0.2 VOL IOL = 12 mA 2.7 V 0.4 V IOL = 24 mA 3 V 0.55 II All inputs VI = 5.5 V or GND 3.6 V ±5 µA ICC VI = VCC or GND IO = 0 3.6 V 10 µA ∆I CC One input at VCC – 0.6 V, Other inputs at VCC or GND 2.7 V to 3.6 V 500 µA 4 |
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