Overview
Description
The CL8040 is a high-performing, highly integrated Wi-Fi 6 (802.11ax) R2 single PCIe chip that delivers the best Wi-Fi network performance for its size by combining two Wi-Fi 6 radios into a single 11mm x 11mm PCIe chip. The chip employs two concurrent dual-band Wi-Fi 6 radios with 4T4R architecture that can drive aggregated PHY/data link speeds up to 3Gbps. The two independent radios can function as an access point, client, or as repeater.
CL8040 integrates dual MAC, dual PHY, analog and RFIC in a single package, including the required CPUs and memories to run more of the wireless LAN functions on-chip, eliminating the need for costly external memories. Interface to the host is over a dual-lane PCIe 3.0 interface.
The CL8040 is designed to support standard-based features addressing security, quality of service, and international regulation, as well as above-standard integrated value-add functionalities based on Renesas’s embedded and edge software technologies
Features
- Wi-Fi 6 (802.11ax) R2
- Concurrent dual-band, dual transceiver
- 4T4R MIMO architecture
- 3Gbps aggregated PHY/data link speed
- Single PCIe 3.0 (dual-lane) interface
- Small 11mm x 11mm BGA package
- DL/UL MU-OFDMA support
- DL MU-MIMO support
- Beamforming support
- Target-Wait-Time
- Uplink scheduling
- QAM 1024 (MCS 10, 11) modulation
- 20, 40, 80, 160MHz support in 5GHz
- 20 and 40MHz support in 2.4GHz
- WEP CAC support to enable seamless channel change to DFS channels
- WEP 64/128, WPA, WPA2, WPA3, TKIP, AES, WAPI
- QoS-WMM, WMM-PS, WMM-ACM
- IEEE 802.11e, h, i, k, r, v, w, z support
Comparison
Applications
Documentation
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Type | Title | Date |
Datasheet | PDF 697 KB | |
Product Brief | PDF 378 KB | |
2 items
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Design & Development
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.

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Support
Support Communities
Support Communities
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Wi-Fi 6 CL8040
Hey, Can you send me the possible module vendors that offer a m.2 form factor for Wi-Fi 6 CL8040 chips? Thank you very much.
Jun 19, 2024 -
Wi-Fi 6 CL8040 Modes
Hey, Do you know, whether the CL8040 Wi-Fi Module can do 802.11s (Mesh-Mode) and the monitor mode? Best regards,
May 24, 2024 -
Module manufacturers using the CL 8040?
Are there other module manufacturers besides Emwicon that use the CL 8040?
Dec 9, 2024
Videos & Training
News & Blog Posts
Blog Post
Jun 23, 2022
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Blog Post
Jun 23, 2022
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News
Apr 6, 2022
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Blog Post
Mar 28, 2022
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Blog Post
Mar 23, 2022
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News
Dec 21, 2021
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News
Oct 28, 2021
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