RPI Compute Module 4 IO Board

Specification

• CM4 socket: suitable for all variants of Compute Module 4

• Standard Raspberry Pi HAT connectors with PoE support

• Standard PCIe Gen 2 x1 socket

• Real-time clock (RTC) with battery backup

• Dual HDMI connectors • Dual MIPI camera connectors

• Dual MIPI display connectors

• Gigabit Ethernet socket supporting PoE HAT

• On-board USB 2.0 hub with 2 USB 2.0 connectors

• SD card socket for Compute Module 4 variants without eMMC

• Support for programming eMMC variants of Compute Module 4

• PWM fan controller with tachometer feedback

Input power: 12V input, +5V input with reduced functionality (power supply not supplied)

Dimensions: 160 mm × 90 mm

Production lifetime: The Raspberry Pi Compute Module 4 IO Board will remain in production until at least January 2028

Compliance: For a full list of local and regional product approvals,

please visit www.raspberrypi.org/documentation/hardware/ raspberrypi/conformity.md