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PCA9673PW - Remote 16-bit I/O expander

This page provides the datasheet information for the PCA9673PW, a member of the PCA9673 Remote 16-bit I/O expander family.

Description

The PCA9673 provides general purpose remote I/O expansion for most microcontroller families via the two-line bidirectional bus (I2C-bus) and is a part of the Fast-mode Plus family.

Features

  • 1 MHz I2C-bus interface.
  • Compliant with the I2C-bus Fast and Standard modes.
  • SDA with 30 mA sink capability for 4000 pF buses.
  • 2.3 V to 5.5 V operation with 5.5 V tolerant I/Os.
  • 16-bit remote I/O pins that default to inputs at power-up.
  • Latched outputs with 25 mA sink capability for directly driving LEDs.
  • Total package sink capability of 400 mA.
  • Active LOW open-drain interrupt output.
  • 16 programmable slave addresses using 2 address pins.
  • Readabl.

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Datasheet preview – PCA9673PW

Datasheet Details

Part number PCA9673PW
Manufacturer NXP Semiconductors
File Size 283.88 KB
Description Remote 16-bit I/O expander
Datasheet download datasheet PCA9673PW Datasheet
Additional preview pages of the PCA9673PW datasheet.

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Full PDF Text Transcription

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PCA9673 Remote 16-bit I/O expander for Fm+ I2C-bus with interrupt and reset Rev. 2 — 29 September 2011 Product data sheet 1. General description The PCA9673 provides general purpose remote I/O expansion for most microcontroller families via the two-line bidirectional bus (I2C-bus) and is a part of the Fast-mode Plus family.
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