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TCA9517DGKR Datasheet(PDF) 5 Page - Texas Instruments |
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TCA9517DGKR Datasheet(HTML) 5 Page - Texas Instruments |
5 / 18 page TCA9517 www.ti.com SCPS242 – DECEMBER 2012 ELECTRICAL CHARACTERISTICS VCCB = 2.7 V to 5.5 V, GND = 0 V, TA = –40°C to 85°C (unless otherwise noted) PARAMETER TEST CONDITIONS VCCB MIN TYP MAX UNIT VIK Input clamp voltage II = –18 mA 2.7 V to 5.5 V –1.2 V IOL = 100 μA or 6 mA, SDAB, SCLB 0.45 0.52 0.6 Low-level output VILA = VILB = 0 V VOL 2.7 V to 5.5 V V voltage SDAA, SCLA IOL = 6 mA 0.1 0.2 Low-level input voltage VOL – VILc below low-level output SDAB, SCLB guaranteed by design 2.7 V to 5.5 V 70 mV voltage SDA and SCL low-level VILC SDAB, SCLB 2.7 V to 5.5 V 0.4 V input voltage contention Both channels low, SDAA = SCLA = GND and ICC Quiescent supply current for VCCA SDAB = SCLB = open, or 1 mA SDAA = SCLA = open and SDAB = SCLB = GND Both channels high, SDAA = SCLA = VCCA and 1.5 5 SDAB = SCLB = VCCB and EN = VCCB Both channels low, ICC Quiescent supply current 5.5 V mA SDAA = SCLA = GND and 1.5 5 SDAB = SCLB = open In contention, SDAA = SCLA = GND and 3 5 SDAB = SCLB = GND VI = VCCB ±1 SDAB, SCLB VI = 0.2 V 10 VI = VCCB ±1 II Input leakage current SDAA, SCLA 2.7 V to 5.5 V μA VI = 0.2 V 10 VI = VCCB ±1 EN VI = 0.2 V –10 –30 SDAB, SCLB 10 High-level output IOH VO = 3.6 V 2.7 V to 5.5 V μA leakage current SDAA, SCLA 10 EN VI = 3 V or 0 V 3.3 V 6 10 CI Input capacitance 3.3 V 8 13 pF SCLA, SCLB VI = 3 V or 0 V, EN = GND 0 V 7 11 3.3 V 8 13 Input/output CIO SDAA, SDAB VI = 3 V or 0 V , EN = GND pF capacitance 0 V 7 11 TIMING REQUIREMENTS over recommended operating free-air temperature range (unless otherwise noted) MIN MAX UNIT tsu Setup time, EN high before Start condition(1) 100 ns th Hold time, EN high after Stop condition(1) 100 ns (1) EN should change state only when the global bus and the repeater port are in an idle state. Copyright © 2012, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: TCA9517 |
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