Remote 16-Bit I/O Expander for I²C-Bus with Interrupt

Product Details

Select a section:

Block Diagram

Choose a diagram:

PCA8575 Block Diagram

PCA8575 Block Diagram

Block diagram: PCA8575BQ, PCA8575BS, PCA8575D, PCA8575DB, PCA8575DK, PCA8575PW

Features

  • 400 kHz I²C-bus interface
  • 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
  • 8 programmable target addresses using 3 address pins
  • Readable device ID (manufacturer, device type, and revision)
  • Low standby current (10 uA max.)
  • -40 Cel to +85 Cel operation
  • ESD protection exceeds 2000 V HBM per JESD22-A114, 200 V MM per JESD22-A115, and 1000 V CDM per JESD22-C101
  • Latch-up testing is done to JEDEC standard JESD78 which exceeds 100 mA
  • Packages offered: SO24, SSOP24 (QSOP24), TSSOP24, HVQFN24, DHVQFN24

Target Applications

  • LED signs and displays
  • Servers
  • Industrial control
  • Medical equipment
  • PLCs
  • Cellular telephones
  • Gaming machines
  • Instrumentation and test measurement

Design Resources

Documentation

Quick reference to our documentation types.

1-5 of 17 documents

Show All

Design Files

1 design file

Hardware

1 hardware offering

Engineering Services

1 engineering service

To find a complete list of our partners that support this product, please see our Partner Marketplace.

Support

What do you need help with?