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TCA9511A

Texas Instruments
Part Number TCA9511A
Manufacturer Texas Instruments
Description Hot Swappable I2C Bus and SMBus Buffer
Published Feb 7, 2020
Detailed Description www.ti.com TCA9511A SCPS272C – OCTOBER 2019 – REVISED JATNCUAAR9Y512012A1 SCPS272C – OCTOBER 2019 – REVISED JANUARY 202...
Datasheet PDF File TCA9511A PDF File

TCA9511A
TCA9511A

Overview
www.
ti.
com TCA9511A SCPS272C – OCTOBER 2019 – REVISED JATNCUAAR9Y512012A1 SCPS272C – OCTOBER 2019 – REVISED JANUARY 2021 TCA9511A Hot Swappable I2C Bus and SMBus Buffer 1 Features • Supports bidirectional data transfer of I2C bus signals • Operating power-supply voltage range of 2.
3 V to 5.
5 V • TA ambient air temperature range of -40 °C to 125 °C • 1-V Precharge on all SDA and SCL lines prevents corruption during live insertion • Accommodates standard mode and fast mode I2C devices • Supports clock stretching, arbitration and synchronization • Powered-off high-impedance I2C pins 2 Applications • Servers • Enterprise Switching • Telecom switching equipment • Base stations • Industrial automation equipment 3 Description The TCA9511A is a hot-swappable I2C bus buffer that supports I/O card insertion into a live backplane without corruption of the data and clock lines.
Control circuitry prevents the backplane-side I2C lines (in) from being connected to the card-side I2C lines (out) un...


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