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

Block Diagram




Key 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
  • 64 programmable target addresses using 3 address pins
  • Readable device ID (manufacturer, device type, and revision)
  • Low standby current
  • -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

Part numbers include: PCA9675BS, PCA9675D, PCA9675PW.


Quick reference to our documentation types.

1-5 of 12 documents

Show All

Design Files

2 design files


3 hardware offerings

Engineering Services

1 engineering service

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


What do you need help with?