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TCA9535RGER Datasheet(PDF) 6 Page - Texas Instruments |
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TCA9535RGER Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 46 page  6 TCA9535 SCPS201D – AUGUST 2009 – REVISED JULY 2016 www.ti.com Product Folder Links: TCA9535 Submit Documentation Feedback Copyright © 2009–2016, Texas Instruments Incorporated Electrical Characteristics (continued) over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC MIN TYP(1) MAX UNIT ICC Quiescent current Operating mode VI = VCC or GND, IO = 0, I/O = inputs, fSCL = 400 kHz, No load 5.5 V 22 40 μA 3.6 V 11 30 2.7 V 8 19 1.95 V 5 11 Standby mode VI = VCC, IO = 0, I/O = inputs, fSCL = 0 kHz, No load 5.5 V 1.5 3.9 3.6 V 0.9 2.2 2.7 V 0.6 1.8 1.95 V 0.6 1.5 VI = GND, IO = 0, I/O = inputs, fSCL = 0 kHz, No load 5.5 V 1.5 8.7 3.6 V 0.9 4 2.7 V 0.6 3 1.95 V 0.4 2.2 CI Input capacitance SCL VI = VCC or GND 1.65 V to 5.5 V 3 8 pF Cio Input-output pin capacitance SDA VIO = VCC or GND 1.65 V to 5.5 V 3 9.5 pF P port VIO = VCC or GND 1.65 V to 5.5 V 3.7 9.5 6.6 I 2C Interface Timing Requirements over recommended operating free-air temperature range (unless otherwise noted) (see Figure 20) MIN MAX UNIT I2C BUS—STANDARD MODE fscl I2C clock frequency 0 100 kHz tsch I2C clock high time 4 µs tscl I2C clock low time 4.7 µs tsp I2C spike time 50 ns tsds I2C serial-data setup time 250 ns tsdh I2C serial-data hold time 0 ns ticr I2C input rise time 1000 ns ticf I2C input fall time 300 ns tocf I2C output fall time 10-pF to 400-pF bus 300 ns tbuf I2C bus free time between stop and start 4.7 µs tsts I2C start or repeated start condition setup 4.7 µs tsth I2C start or repeated start condition hold 4 µs tsps I2C stop condition setup 4 µs tvd(data) Valid data time SCL low to SDA output valid 3.45 µs tvd(ack) Valid data time of ACK condition ACK signal from SCL low to SDA (out) low 3.45 µs Cb I2C bus capacitive load 400 pF I2C BUS—FAST MODE fscl I2C clock frequency 0 400 kHz tsch I2C clock high time 0.6 µs tscl I2C clock low time 1.3 µs tsp I2C spike time 50 ns tsds I2C serial-data setup time 100 ns tsdh I2C serial-data hold time 0 ns ticr I2C input rise time 20 300 ns |
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