Product Description
The MediaTek MT7905DAN/DR is a high-performance Wi-Fi 7 SoC (System on Chip) designed for next-generation wireless networking solutions. It is built to deliver exceptional speed, capacity, and low-latency performance, making it ideal for demanding applications, such as 8K video streaming, high-performance gaming, cloud computing, and smart home ecosystems.
Wi-Fi 7 and Beyond:
With Wi-Fi 7 support (802.11be), the MT7905DAN/DR pushes the boundaries of wireless technology. This next-generation standard provides up to 33 Gbps theoretical peak throughput, leveraging technologies like 320 MHz channel bandwidth and 4096-QAM. Wi-Fi 7 offers improved spectrum efficiency, enabling faster speeds even in environments with many connected devices. This is a significant upgrade over Wi-Fi 6, especially in dense environments where multiple devices are vying for bandwidth. It can also operate in the newly available 6 GHz band, offering additional channels for reducing interference and increasing data throughput.
Multi-Device Support with MU-MIMO and Beamforming:
One of the standout features of the MT7905DAN/DR is its MU-MIMO (Multi-User, Multiple Input, Multiple Output) support, allowing the chip to manage simultaneous data streams from multiple devices without sacrificing performance. This is particularly useful in multi-device households or offices where many devices are concurrently accessing the network. Beamforming technology further improves this capability by focusing the wireless signal directly at each device, enhancing range, signal quality, and overall network reliability.
The OFDMA (Orthogonal Frequency Division Multiple Access) technology improves performance in high-density scenarios, such as apartment buildings or busy office spaces. By dividing the available bandwidth into smaller sub-channels, OFDMA reduces congestion and ensures that each device gets its fair share of bandwidth, resulting in smoother overall performance.
Enhanced Power Management:
Power efficiency is a critical aspect of the MT7905DAN/DR design. With features like Target Wake Time (TWT), it ensures that devices consume less power by reducing the need for continuous communication. Instead of constantly searching for a signal, devices wake up only when necessary, extending battery life for mobile devices while maintaining high performance. The integrated AI/ML co-processor can also intelligently manage network traffic, adjusting power consumption based on real-time usage patterns, which makes the chip particularly suitable for power-conscious environments.
Connectivity Flexibility:
The MT7905DAN/DR is versatile in terms of connectivity, supporting multiple wired and wireless interfaces for integration with different types of devices. This includes high-speed Ethernet, PCIe, USB 3.0, and SDIO, allowing for seamless integration into a wide variety of networking hardware such as routers, gateways, mesh systems, and IoT devices. The support for advanced Ethernet interfaces means that the chip can provide both wired and wireless backhaul in high-throughput systems.
Security and Privacy:
Security is a top priority in the MT7905DAN/DR's design. The chip supports WPA3, the latest and most robust Wi-Fi security protocol, ensuring strong encryption and protection against brute-force attacks. It also integrates features like 256-bit encryption, VPN support, and advanced firewall capabilities, making it an ideal choice for secure enterprise and consumer-grade networking applications.
Integration and Use Cases:
The MT7905DAN/DR is primarily targeted at high-end Wi-Fi routers, access points, and other networking equipment designed for consumers, businesses, and service providers who need cutting-edge performance. It is ideal for applications that demand high throughput and low latency, including streaming high-definition content, gaming, remote work, and IoT device management.
In summary, the MediaTek MT7905DAN/DR is a highly advanced wireless SoC that brings Wi-Fi 7 capabilities to the forefront of networking technology. Its combination of fast speeds, efficient power management, and robust connectivity options makes it an ideal choice for the next generation of high-performance wireless networks.
Specification
Wi-Fi Standard:
Wi-Fi 7 (IEEE 802.11be), backward compatible with Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), and older standards.
Peak data rates of up to 33 Gbps under optimal conditions with 320 MHz channel bandwidth and 4096-QAM.
Frequency Bands:
Dual-band: 2.4 GHz and 5 GHz, with support for 6 GHz when enabled (depending on regulatory domain and device capabilities).
Multi-band operation allows for greater flexibility and higher aggregate throughput, ideal for congested environments.
Chip Architecture:
CPU: Quad-core ARM Cortex-A55 processor, designed for power efficiency and performance.
Co-Processor: Integrated AI/ML engines for improving network quality and user experience through intelligent traffic management and optimization.
Integrated GPU: The MT7905DAN/DR includes a built-in graphics processing unit, optimized for processing complex computations related to networking and other tasks.
RF (Radio Frequency):
Integrated radio front-end (RFE) with up to 8 transmit/8 receive chains (8T8R) supporting advanced spatial streams for enhanced network coverage and efficiency.
Advanced power amplification and low-noise amplification for higher signal quality, reduced interference, and longer transmission distances.
Network Performance:
OFDMA: Supports Orthogonal Frequency Division Multiple Access for better bandwidth allocation and reduced latency during peak usage times.
Target Wake Time (TWT): Provides efficient power management, ensuring devices stay active only when necessary, reducing battery consumption and improving overall network efficiency.
HE160 (High-Efficiency 160 MHz): Enables wider channel bandwidth, allowing faster data throughput, especially in high-density environments.
Security:
Advanced security protocols, including WPA3, to ensure secure data transmission and protection against unauthorized access.
Supports 256-bit encryption to protect the data from malicious attacks and unauthorized access.
Enhanced firewall capabilities and VPN support for secure network operation.
Power Management:
Ultra-low power design with adaptive power control to optimize energy consumption depending on load.
Enhanced power management features like Dynamic Frequency Selection (DFS) to avoid interference with other wireless devices and to ensure more stable performance in various environmental conditions.
Connectivity & Integration:
Full support for Ethernet and multiple interface options like PCIe, USB 3.0, and SDIO for flexible connectivity with external devices.
Designed for integration into routers, access points, and other network devices requiring high-speed wireless backhaul and client connectivity.
