Remote 4-Bit General Purpose Outputs for 1 MHz I²C-Bus

Product Details

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Block Diagram

PCA9570 Block Diagram

PCA9570 Block Diagram


Key Features

  • 1 MHz I2C-bus interface with 6 mA SDA sink capability for lightly loaded buses (<100 pF) and improved power consumption
  • Compliant with the I2C-bus Fast and Standard modes
  • 1.1 V to 3.6 V operation
  • Latched outputs with a sink/source capability of 4 mA at 3.3 V
  • Readable device ID (manufacturer, device type, and revision)
  • Software Reset
  • Power-On Reset
  • Low standby current
  • -40 °C to +85 °C operation
  • ESD protection exceeds 2000 V HBM per JESD22-A114 and 1000 V CDM per JESD22-C101
  • Latch-up testing is done to JEDEC standard JESD78 which exceeds 100 mA
  • Packages offered: TSSOP8, XQFN8 (0.4 mm lead pitch), XQFN8 (0.5 mm lead pitch)

Product Longevity Program

  • This product is included in the NXP Product Longevity Program ensuring a stable supply of products for your embedded designs. The PCA9570GM is included in the 15-year program.

Part numbers include: PCA9570DP, PCA9570GM, PCA9570GM4.


Quick reference to our documentation types.

4 documents

Design Resources

Design Files

1 design file

Engineering Services

1 engineering service

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