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TCA9509DGKR Datasheet(PDF) 5 Page - Texas Instruments |
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TCA9509DGKR Datasheet(HTML) 5 Page - Texas Instruments |
5 / 18 page TCA9509 www.ti.com SCPS225B – AUGUST 2011 – REVISED JANUARY 2012 ELECTRICAL CHARACTERISTICS VCCB = 2.7 V to 5.5 V, VCCA = 0.9 V to (VCCB-1), TA = –40°C to 85°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VIK Input clamp voltage II = –18 mA –1.5 –0.5 V IOL = 10 μA, SDAA, SCLA VILA = VILB = 0 V, 0.18 0.25 VCCA = 0.9 to 1.2V VOL Low-level output voltage V IOL = 20 μA, SDAA, SCLA VILA = VILB = 0 V, 0.2 0.3 1.2V < VCCA <= (VCCB - 1V) Low-level input voltage VOL – VILc below low-level output SDAA, SCLA 50 mV voltage SDA and SCL low-level VILc SDAA, SCLA –0.5 0.15 V input voltage contention VOLB Low-level output voltage SDAB, SCLB IOL = 6 mA 0.1 0.2 V All port A Static high 0.25 0.45 0.9 ICC Quiescent supply current for VCCA mA All port A Static low 1.25 3 5 ICC Quiescent supply current for VCCB All port B Static high 0.5 0.9 1.1 mA VI = VCCB ±1 SDAB, SCLB VI = 0.2 V 10 VI = VCCA ±1 II Input leakage current SDAA, SCLA μA VI = 0.2 V 10 VI = VCCB ±1 EN VI = 0.2 V –10 SDAB, SCLB 10 High-level output leakage IOH VO = 3.6 V μA current SDAA, SCLA 10 CIOA I/O capacitance of A-side SCLA, SDAA VI = 0 V 6 6.5 7 pF CIOB I/O capacitance of B-side SCLB, SDAB VI = 0 V 5.5 6 6.2 pF 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 © 2011–2012, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): TCA9509 |
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