5-Channel I²C-Bus Hub

Product Details

Block Diagram

Choose a diagram:

PCA9516A Block Diagram

PCA9516A Block Diagram

Block diagram: PCA9516AD, PCA9516APW


Key Features

  • 5 channel, bidirectional buffer
  • I²C-bus and SMBus compatible
  • Active HIGH individual repeater enable input
  • Open-drain input/outputs
  • Lock-up free operation
  • Supports arbitration and clock stretching across the repeater
  • Accommodates Standard-mode and Fast-mode I²C-bus devices and multiple controllers
  • Powered-off high-impedance I²C-bus pins
  • Operating supply voltage range of 2.3 V to 3.6 V
  • 5.5 V tolerant I²C-bus and enable pins
  • 0 Hz to 400 kHz clock frequency1
  • 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: SO16 and TSSOP16
  • The maximum system operating frequency may be less than 400 kHz because of the delays added by the repeater

Part numbers include: PCA9516AD, PCA9516APW.


Quick reference to our documentation types.

1-5 of 14 documents

Show All

Design Files

Quick reference to our design files types.

2 design files


Quick reference to our board types.

1 hardware offering

Engineering Services

2 engineering services

To find additional partner offerings that support this product, visit our Partner Marketplace.


What do you need help with?