company blog about Automotive Ethernet Chip (Marvell) 88EA6321A0-TFJ2A000 7-Port Unmanaged Automotive Ethernet Switch

Shenzhen Mingjiada Electronics Co., Ltd. offers Marvell's automotive-grade Ethernet switch chip—88EA6321A0-TFJ2A000—in stock.

88EA6321A0-TFJ2A000 Product Overview
The 88EA6321A0-TFJ2A000 is a high-performance automotive Ethernet switch chip from Marvell's first-generation Brightlane™ series. This device utilizes a 128-pin LQFP package and is specifically designed for demanding automotive environments, having achieved AEC-Q100 Grade 2 certification.

The 88EA6321A0-TFJ2A000 chip supplied by Mingjiada Electronics finds extensive applications in infotainment systems, Advanced Driver Assistance Systems (ADAS), and vehicle gateways.

As an unmanaged switch, the 88EA6321A0-TFJ2A000 offers intuitive plug-and-play functionality without complex configuration, significantly reducing system integration time.

88EA6321A0-TFJ2A000 Core Features
Multi-Port Configuration: The 88EA6321A0-TFJ2A000 offers flexible port configuration, integrating 2 IEEE 10/100/1000BASE-T/TX/T ports, 2 RGMII/xMII ports (configurable as 1 GMII port), and 1 SGMII/SerDes port.
Audio/Video Bridging Technology: The 88EA6321A0-TFJ2A000 supports AVB (Audio/Video Bridging) technology, identifying AVB data streams and reserving network resources for them. This ensures low latency and stable quality of service for time-sensitive Ethernet multimedia streams.
Energy-Efficient Design: The 88EA6321A0-TFJ2A000 supports 802.3az Energy Efficient Ethernet (EEE) to effectively reduce system power consumption while supporting LAN Wake-up and Frame Wake-up Detection functions.
Low-Latency Transmission: The 88EA6321A0-TFJ2A000 employs cut-through switching technology to significantly reduce data transmission latency. It supports 10KB jumbo frame transmission, enhancing network throughput.

Key Specifications Of 88EA6321A0-TFJ2A000 Chip:
Brand: Marvell
Model: 88EA6321A0-TFJ2A000
Product Type: 7-port unmanaged automotive Ethernet switch
Port Configuration: 2 x 10/100/1000BASE-T/TX/T ports, 2 x RGMII/xMII ports (configurable as 1 x GMII), 1 x SGMII/SerDes port
Compliance Standards: IEEE 802.3 Automotive Standard, AEC-Q100 Grade 2 Certified
Package Type: PG-TQFP-128 (14x14)
Operating Temperature: -40°C to +85°C

Application Scenarios
The 88EA6321A0-TFJ2A000 switch chip, with its automotive-grade reliability, is ideally suited for the following in-vehicle electronic systems:
In-Vehicle Infotainment Systems: The 88EA6321A0-TFJ2A000 provides high-bandwidth network support for in-vehicle audio-video systems.
ADAS and In-Vehicle Gateways: The low-latency characteristics of the 88EA6321A0-TFJ2A000 make it an ideal choice for Advanced Driver Assistance Systems.
Body Domain Controllers: The 88EA6321A0-TFJ2A000 can connect multiple in-vehicle ECUs to enable efficient data exchange.

For further product details or purchasing information regarding the 88EA6321A0-TFJ2A000, contact Mingjiada Electronics via: Phone: +86 13410018555 Email: sales@hkmjd.com Address: Room 1239-1241, Xin Asia Guoli Building, Zhenzhong Road, Futian District, Shenzhen, Guangdong Province, China.