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TPS65233-1 Datasheet(PDF) 6 Page - Texas Instruments |
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TPS65233-1 Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 31 page  TPS65233-1 SLVSD66 – SEPTEMBER 2015 www.ti.com Electrical Characteristics (continued) TJ = –40°C to 125°C, VIN = 12 V, fSW = 1 MHz (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT I2C READ BACK FAULT STATUS Feedback voltage low side rising 95.3% Feedback voltage low side falling 94.7% VPGOOD PGOOD trip levels Feedback voltage high side rising 105.3% Feedback voltage high side 104.7% falling Twarn Temperature warning threshold 125 °C I2C INTERFACE VIH SDA,SCL input high voltage 2 V VIL SDA,SCL input low voltage 0.8 V II Input current SDA, SCL, VI = 0.4 V to 4.5 V –10 10 µA VOL SDA output low voltage SDA open drain, IOL = 2 mA 0.4 V f(SCL) Maximum SCL clock frequency 400 kHz Capacitance of one bus line (SCL and CB 400 pF SDA) 6.6 I 2C Interface Timing Requirements MIN MAX UNIT tBUF Bus free time between a STOP and START condition 1.3 µs tHD, STA Hold time (Repeated) START condition 0.6 µs tSU, STO Setup time for STOP condition 0.6 µs tLOW LOW period of the SCL clock 1.3 µs tHIGH HIGH period of the SCL clock 0.6 µs tSU, STA Setup time for a repeated START condition 0.6 µs tSU, DAT Data setup time 0.1 µs tHD, DAT Data hold time 0 0.9 µs tRCL Rise time of SCL signal 20 + 0.1CB 300 ns tRCL1 Rise time of SCL signal after a repeated START condition and after an acknowledge BIT 20 + 0.1CB 300 ns tf Fall time of SCL signal 20 + 0.1CB 300 ns tr Rise time of SDA signal 20 + 0.1CB 300 ns tFDA Fall time of SDA signal 20 + 0.1CB 300 ns 6.7 Switching Characteristics over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT OUTPUT VOLTAGE Tr, Tf 13-V/18-V Transition rising falling time Ccap = 5.6 nF 0.33 ms TONE Trtone Tone rise time IOUT = 0 to 500 mA, COUT = 100 nF 10 µs Tftone Tone fall time IOUT = 0 to 500 mA, COUT = 100 nF 10 µs 6 Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated Product Folder Links: TPS65233-1 |
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