LAN7850/8JX

The LAN7850/8JX is an advanced and industry leading Ethernet Network Interface Card (NIC) from Microchip. It combines 2 USB-connected ports, with 8 Gigabit Ethernet ports and it provides a host of advanced features to enable reliable connectivity and throughput. The LAN7850/8JX is available in industrial, extended temperature and military grade configurations offering superior performance and reliability.

The LAN7850/8JX is a multi-port Ethernet interface controller designed to provide an enhanced cost-effective connectivity solution. It supports full-duplex operation and multiple protocols including TCP/IP, UDP/IP, IPSec and PPP. The LAN7850/8JX provides an integrated gigabit Ethernet MAC and PHY as well as an integrated PHY for USB host ports. It features an integrated TCP/IP processor for protocol stack acceleration and offloads input/output buffer management and DMA operations to the host processor. The LAN7850/8JX not only supports the existing TCP/IP protocol stack but also provides an integrated protocol stack that can be used to connect to other protocols such as CAN and PAN.

The LAN7850/8JX is an excellent solution for applications requiring a multi-port Ethernet interface controller. It offers a cost effective and reliable way to connect multiple peripheral devices. Its integrated TCP/IP accelerator and integrated protocol stack provides improved throughput and performance. Its integration of Ethernet and USB ports provides for a flexible yet powerful connectivity option.

The working principle of the LAN7850/8JX is based on the Ethernet MAC and PHY. The integrated MAC and PHY support half-duplex and full-duplex Ethernet operation, as well as 10/100/1000 Mb/s operation over Cat 5/6 or higher grade cable. The integrated PHY for the USB host port supports USB 2.0 and USB 3.0 speeds. Additionally, the integrated TCP/IP processor accelerates communications such as DMA and buffer management, significantly increasing the system performance. Furthermore, the integrated protocol stack supports multiple protocols, enabling communications with various devices.

In conclusion, the LAN7850/8JX is an advanced Ethernet Network Interface Card that provides an excellent, cost-effective solution for applications requiring multi-port connectivity and protocol stack acceleration. Its advanced features and capabilities such as support for multiple protocols, integrated Ethernet and USB ports, and integrated TCP/IP processor gives it an edge over other interface controllers, making it an ideal choice for a variety of applications.