Product Overview
The 88E6320-A0-NAZ2C000 is a 7-port gigabit Ethernet switch chip from Marvell’s 88E6320/88E6321 family. It integrates 2 10/100/1000BASE-T PHY ports, 3 RGMII/xMII MAC ports, and 2 SerDes/SGMII ports, providing flexible interconnect for embedded networking applications. The 88E6320 is the reduced-feature variant excluding TCAM, Synchronous Ethernet, and cut-through switching fabric.
Key Specifications
| Device Type | Gigabit Ethernet Switch (7-port) |
| Integrated PHY Ports | 2 x 10/100/1000BASE-T |
| MAC Ports | 3 x RGMII/xMII (2 configurable as 1 GMII) |
| SerDes Ports | 2 x SerDes/SGMII |
| Total Ports | 7 |
| Packet Memory | 1Mbit |
| MAC Address Table | 8K entries |
| QoS | 4-level per port |
| AVB Support | 802.1Qat, 802.1Qav |
| EEE Support | Yes (802.3az) |
| Package | 128-pin LQFP (14x14mm) |
| Operating Temperature | -40°C to +85°C |
Features
- 7-port gigabit switching with integrated PHYs
- Audio/Video Bridging (AVB) per 802.1Qat/Qav
- Energy Efficient Ethernet (802.3az) on PHY ports
- Store-and-forward switching fabric
- 1Mbit packet memory with 8K MAC address table
- 4-level QoS per port with rate limiting
- Remote management via MDIO interface
- EEPROM configuration support (24C01/02/04)
Applications
- SOHO and desktop Ethernet switches
- IP camera and NVR network aggregation
- Industrial embedded networking
- Automotive gateway (non-TCAM variant)
- Smart grid and IoT edge networking