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TPT29548 - 8-channel I2C Switch

General Description

The TPT29548 is a 1:8 bidirectional translating I2C switch.

The SCL/SDA upstream pair fans out to eight downstream channels.

Any single SCn/SDn channel or combination of channels can be selected, determined by the programmable control register.

Key Features

  • Bidirectional Translator of 1:8 I2C Switch.
  • Active-Low Reset Input.
  • Three address terminals, allowing up to 8 devices on the I2C Bus.
  • Operating Power-Supply Voltage Range of 2.3 V to 5.5 V.
  • Allows Voltage-Level Translation Between 2.5 V, 3.3 V, and 5 V Buses.
  • Support Standard Mode and Fast Mode I2C Devices,0 to 400-kHz Clock Frequency.
  • Low RON Switches.
  • Latch-Up performance exceeds 200 mA per JESD 78.
  • ESD Protection Exceeds JESD 22.
  • 3.5 kV H.

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Datasheet Details

Part number TPT29548
Manufacturer 3PEAK
File Size 0.98 MB
Description 8-channel I2C Switch
Datasheet download datasheet TPT29548 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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TPT29548 8-channel I2C Switch with Reset Features  Bidirectional Translator of 1:8 I2C Switch  Active-Low Reset Input  Three address terminals, allowing up to 8 devices on the I2C Bus  Operating Power-Supply Voltage Range of 2.3 V to 5.5 V  Allows Voltage-Level Translation Between 2.5 V, 3.3 V, and 5 V Buses  Support Standard Mode and Fast Mode I2C Devices,0 to 400-kHz Clock Frequency  Low RON Switches  Latch-Up performance exceeds 200 mA per JESD 78  ESD Protection Exceeds JESD 22 − 3.5 kV Human-Body Model − 1.5 kV Charged-Device Model Applications  Servers/Storages  Routers (Telecom Switching Equipment)  Factory Automation  Products With I2C Slave Address Conflicts (e.g.