Network Modules

Unveil the potential of your projects with our Network Modules. Offering a range of connectivity options, they are the ideal choice for building efficient and scalable network applications.

Network Modules
WIZ810SMJ is the network module that includes W5100S (TCP/IP hardwired chip, include PHY), MAG-JACK (RJ45 with X’FMR) with other glue logics. It can be used as a component and no effort is required to interface W5100S and Transformer. The WIZ810SMJ is an ideal option for users who want to develop their Internet enabling systems rapidly.



The WIZ810SMJ is a highly capable network module designed for quick integration into Internet-enabled projects. It incorporates the W5100S chip, which provides a complete TCP/IP stack and a PHY interface, making it a robust solution for network connectivity. This module is equipped with a MAG-JACK (RJ45 with transformer), simplifying the process of connecting the W5100S chip to the network. It's specifically engineered for developers looking to swiftly incorporate network functionality into their devices, offering a blend of performance and ease of use. Key Specifications: Core: W5100S (TCP/IP hardwired chip, includes PHY) Interfaces: SPI, 8-bit bus; Ethernet via RJ45 Network Performance: Supports 4 independent sockets, half/full duplex operation, Wake on LAN over UDP Operational Temperature: -40 to 85°C Size: 25 x 52 x 23 mm Features: Supports crucial Internet protocols including TCP, UDP, ICMP, IGMPv1/v2, IPv4, ARP, PPPoE; high-speed SPI and parallel system bus; integrated 10BaseT/100BaseTX Ethernet PHY; auto-negotiation and Auto-MDIX; power-saving features; 16KB internal memory for TX/RX buffers Description: The WIZ810SMJ offers an efficient way to add Internet connectivity to a wide range of applications, featuring the W5100S chip for hardwired TCP/IP support. Its inclusion of a MAG-JACK connector allows for straightforward network interfacing without additional hardware complexity. The module supports an array of Internet protocols and commands, facilitating diverse network operations. With its capability for four independent sockets and high-speed SPI interface, it's suitable for multiple network communications simultaneously. The WIZ810SMJ operates within a broad temperature range, ensuring reliability across various environments. Applications: Perfect for rapid development projects needing network capabilities, the WIZ810SMJ is ideal for IoT devices, smart home solutions, industrial controls, and other Internet-of-Things applications.


  • Support Hardwired Internet protocols
    : TCP, UDP, WOL over UDP, ICMP, IGMPv1/v2, IPv4, ARP, PPPoE
  • Support 4 independent SOCKETs simultaneously
  • Supports half/full duplex operation
  • Support SOCKET-less command
    : ARP-Request, PING-Request
  • Support Ethernet Power down mode & Main Clock gating for power save
  • Support Wake on LAN over UDP
  • Supports high speed SPI Interface (SPI mode 0/3), Parallel System Bus with 2 Address signal & 8bit Data
  • Internal 16Kbytes Memory for TX/ RX Buffers
  • 10BaseT/100BaseTX Ethernet PHY Integrated
  • Support Auto Negotiation (Full and half duplex, 10 and 100-based )
  • Supports Wake On LAN
  • Support Auto-MDIX only when Auto-Negotiation mode
  • 3.3V operation with 5V I/O signal tolerance
  • Interfaces with two 2.54mm pitch 1 x 10 header pin
  • Temperature : -40 ~ 85℃(Operation)