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SN74LV541ANSRG4 데이터시트(PDF) 5 Page - Texas Instruments |
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SN74LV541ANSRG4 데이터시트(HTML) 5 Page - Texas Instruments |
5 / 28 page SN74LV541A www.ti.com SCLS410J – APRIL 1998 – REVISED DECEMBER 2014 7.3 Recommended Operating Conditions over operating free-air temperature range (unless otherwise noted) (1) SN74LV541A UNIT MIN MAX VCC Supply voltage 2 5.5 V VCC = 2 V 1.5 VCC = 2.3 V to 2.7 V VCC × 0.7 VIH High-level input voltage V VCC = 3 V to 3.6 V VCC × 0.7 VCC = 4.5 V to 5.5 V VCC × 0.7 VCC = 2 V 0.5 VCC = 2.3 V to 2.7 V VCC × 0.3 VIL Low-level input voltage V VCC = 3 V to 3.6 V VCC × 0.3 VCC = 4.5 V to 5.5 V VCC × 0.3 VI Input voltage 0 5.5 V High or low state 0 VCC VO Output voltage V 3-state 0 5.5 VCC = 2 V –50 µA VCC = 2.3 V to 2.7 V –2 IOH High-level output current VCC = 3 V to 3.6 V –8 mA VCC = 4.5 V to 5.5 V –16 VCC = 2 V 50 µA VCC = 2.3 V to 2.7 V 2 IOL Low-level output current VCC = 3 V to 3.6 V 8 mA VCC = 4.5 V to 5.5 V 16 VCC = 2.3 V to 2.7 V 200 Δt/Δv Input transition rise or fall rate VCC = 3 V to 3.6 V 100 ns/V VCC = 4.5 V to 5.5 V 20 TA Operating free-air temperature –40 125 °C (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 (SCBA004). 7.4 Thermal Information SN74LV541A THERMAL METRIC(1) DB DGV DW NS PW RGY UNIT 20 PINS RθJA Junction-to-ambient thermal resistance 96.0 116.1 79.8 77.1 102.8 35.1 RθJC(top) Junction-to-case (top) thermal resistance 57.7 31.3 45.8 43.6 36.8 43.3 RθJB Junction-to-board thermal resistance 51.2 57.6 47.4 44.6 53.8 12.9 Junction-to-top characterization ψJT 19.4 1.0 18.5 17.2 2.5 0.9 °C/W parameter Junction-to-board characterization ψJB 50.8 56.9 47.0 44.2 53.3 12.9 parameter Junction-to-case (bottom) thermal RθJC(bot) — — — — — 7.9 resistance (1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report (SPRA953). Copyright © 1998–2014, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: SN74LV541A |
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