PCIe TO 4-Ch SATA 3.0 Expander, 6Gpbs High-speed SATA Interface, Supports CM4

SKU: 22247
Part Number: PCIe-TO-SATA-4P
Brand: Waveshare


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PCIe TO 4-Ch SATA 3.0 Expander, 6Gpbs High-speed SATA Interface, Supports CM4
CM4 PCIe To SATA Expander

4-Ch SATA 3.0 | 6Gbps high speed each channel

Features at a glance

Onboard SATA host controller (AHCI) with upstream PCle Gen3 x1 and downstream four SATA Gen3 ports. It's a low latency, low cost and low power AHCI controller. With four SATA ports and cascaded port multipliers, it can enable users to build up various high-speed IO systems, including server, high-capacity system storage or surveillance platforms

  • Supports 1-ch PCI Express
  • Four power-saving modes of L0s/L1/L23/L3
  • Support L1 sub-state deep power saving mode
  • Supports SRIS, AER, LTR
  • Supports SATA LED
  • Supports NCQ & AHCI SPEC 1.4
  • Four SATA3.0 (6Gbps) ports
  • Supports the switching based on the port multiplier commands
  • Supports SATA Partial/Dormancy power management

Supported Boards Introduction

Working With Official CM4 IO Board

Working With CM4 IoT Industrial Control Base

* for reference only, Compute Module 4 IO Board and Compute Module 4 PoE 4G Board are NOT included.

PCIe to 4-ch High-speed SATA 3.0

Compliant with SATA3.0 (SATA Gen3) standard, Each channel Up to 6Gbps

Note: the module is PCIe Gen 3 interface but the Raspberry Pi CM4 is PCIe Gen 2 interface, the max speed is 5Gbps.

Speed Test
*the above data are from Waveshare Lab, for reference only.

Flexible Power Supply Option

In Additional To The Power Supply From PCIe Interface, There's Also Power Header For External 5V/12V Input

power supply interfacs for SATA

Supports 5V/12V SATA hard disk, Not support M.2 Interface

High-performance Controller

Equipped with ASUS subsidiary Xiangshuo ASMedia ASM1064 chip
Stable and High-speed Transmission

LED Indicators

Always On When Inserting the SATA hard disk, and flashes When Reading and Writing Data

Outline dimensions
Resources & Services

* Resources for different product may vary, please check the wiki page to confirm the actually provided resources.

Weight: 0.118 kg

Quick Overview

  1. PCIe-TO-SATA-4P x1
  2. SATA Adapter Cable x4
  3. Screws pack x1