QCN9074 2.4/5/6 GHz 4×4 MIMO 802.11ax Wi-Fi 6E PCIe Radio Datasheet (Rev. D)
QCN9074 Overview
Qualcomm QCN9074 is a high-performance Wi-Fi 6E radio chipset designed for enterprise access points, industrial wireless systems, carrier gateways, and high-end routers. It supports both AP (Access Point) and STA (Station) modes.
Key Transmission Specifications
Parameter Specification
Wi-Fi Standard IEEE 802.11ax (Wi-Fi 6E), backward compatible with 802.11ac/n/a/b/g
Frequency Bands 2.4 GHz, 5 GHz, 6 GHz
MIMO 4×4 MU-MIMO
Spatial Streams 4
Channel Width 20 / 40 / 80 / 160 MHz
Host Interface PCIe 3.0 Dual Lane
Operation Modes AP and STA
Modulation Up to 1024-QAM (802.11ax)
Architecture Dual synthesizer radio design
Maximum PHY Rate Up to approximately 4.8 Gbps (4×4, 160 MHz)
RF Transmission Architecture
The QCN9074 contains:
Four transmit chains (4T)
Four receive chains (4R)
External power amplifier interfaces for 2.4 GHz and 5/6 GHz operation
Integrated MAC and PHY processing
PCIe host connectivity
Dedicated CPU and SRAM for time-critical MAC/PHY functions
Linux/OpenWrt Driver Support
The chipset is supported by the ath11k driver under Linux and OpenWrt. Many commercial modules based on QCN9074 expose PCIe interfaces and are commonly used in custom routers and enterprise APs.