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TLV2553-Q1 Datasheet(PDF) 5 Page - Texas Instruments |
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TLV2553-Q1 Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 37 page  TLV2553-Q1 www.ti.com SLAS579A – APRIL 2009 – REVISED JUNE 2015 6.4 Thermal Information TLV2553-Q1 THERMAL METRIC(1) DW (SOIC) PW (TSSOP) UNIT 20 PINS 20 PINS RθJA Junction-to-ambient thermal resistance 66.0 88.1 °C/W RθJC(top) Junction-to-case (top) thermal resistance 31.4 21.6 °C/W RθJB Junction-to-board thermal resistance 33.7 40.4 °C/W ψJT Junction-to-top characterization parameter 7.4 0.8 °C/W ψJB Junction-to-board characterization parameter 33.3 39.7 °C/W RθJC(bot) Junction-to-case (bottom) thermal resistance N/A N/A °C/W (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report, SPRA953. 6.5 Electrical Characteristics over recommended operating free-air temperature range, when VCC = 5 V: VREF+ = 5 V, I/O CLOCK frequency = 15 MHz, when VCC = 2.7 V: VREF+ = 2.5 V, I/O CLOCK frequency = 10 MHz (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP(1) MAX UNIT VCC = 4.5 V, IOH = –1.6 mA 2.4 VCC = 2.7 V, IOH = –0.2 mA VOH High-level output voltage 30 pF V VCC = 4.5 V, IOH = –20 μA VCC – 0.1 VCC = 2.7 V, IOH = –20 μA VCC = 4.5 V, IOL = –1.6 mA 0.4 VCC = 2.7 V, IOL = –0.8 mA VOL Low-level output voltage 30 pF V VCC = 4.5 V, IOL = –20 μA 0.1 VCC = 2.7 V, IOL = –20 μA VO = VCC, CS = VCC 1 2.5 IOZ High-impedance off-state output current μA VO = 0 V, CS = VCC –1 –2.5 VCC = 5 V 1.2 CS = 0 V, ICC Operating supply current mA External reference VCC = 2.7 V 0.9 For all digital inputs, Software power down 0.1 1 0 ≤ VI ≤ 0.5 V or ICC(PD) Power-down current μA VI ≥ VCC – 0.5 V, Auto power down 0.1 10 I/O CLOCK = 0 V IIH High-level input current VI = VCC 0.005 2.5 μA IIL Low-level input current VI = 0 V –0.005 –2.5 μA Selected channel at VCC , 1 Unselected channel at 0 V Ilkg Selected channel leakage current μA Selected channel at 0 V, –1 Unselected channel at VCC VCC = 4.5 V to 5.5 V 3.27 fOSC Internal oscillator frequency MHz VCC = 2.7 V to 3.6 V 2.56 VCC = 4.5 V to 5.5 V 4.15 Conversion time tconvert μs (13.5 × (1/fOSC) + 25 ns) VCC = 2.7 V to 3.6 V 5.54 Internal oscillator frequency voltage 3.6 4.1 V VCC = 4.5 V 500 Zi Input impedance(2) Analog inputs Ω VCC = 2.7 V 600 Analog inputs 45 55 Ci Input capacitance pF Control inputs 5 15 (1) All typical values are at VCC = 5 V, TA = 25°C. (2) The switch resistance is very nonlinear and varies with input voltage and supply voltage. This is the worst case. Copyright © 2009–2015, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: TLV2553-Q1 |
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