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TCA9539 Datasheet(PDF) 5 Page - Texas Instruments |
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TCA9539 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 42 page 5 TCA9539 www.ti.com SCPS202B – OCTOBER 2009 – REVISED OCTOBER 2015 Product Folder Links: TCA9539 Submit Documentation Feedback Copyright © 2009–2015, Texas Instruments Incorporated (1) The SCL and SDA pins shall not be at a higher potential than the supply voltage VCC in the application, or an increase in supply current, ICC, will result 6.3 Recommended Operating Conditions MIN MAX UNIT VCC Supply voltage 1.65 5.5 V VIH High-level input voltage SCL, SDA 0.7 × VCC VCC (1) V A0, A1, RESET, P07–P00, P10–P17 0.7 × VCC 5.5 VIL Low-level input voltage SCL, SDA –0.5 0.3 × VCC V A0, A1, RESET, P07–P00, P10–P17 –0.5 0.3 × VCC IOH High-level output current P07–P00, P17–P10 –10 mA IOL Low-level output current P07–P00, P17–P10 25 mA TA Operating free-air temperature –40 85 °C (1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953. 6.4 Thermal Information THERMAL METRIC (1) TCA9539 UNIT PW (TSSOP) RTW (WQFN) RGE (VQFN) 24 PINS 24 PINS 24 PINS RθJA Junction-to-ambient thermal resistance 108.8 43.6 48.4 °C/W RθJC(top) Junction-to-case (top) thermal resistance 54.0 46.2 58.1 °C/W RθJB Junction-to-board thermal resistance 62.8 22.1 27.1 °C/W ψJT Junction-to-top characterization parameter 11.1 1.5 3.3 °C/W ψJB Junction-to-board characterization parameter 62.3 22.2 27.2 °C/W RθJC(bottom) Junction-to-case (bottom) thermal resistance — 10.7 15.3 °C/W |
Similar Part No. - TCA9539_15 |
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Similar Description - TCA9539_15 |
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