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W7500

Serial to Ethernet Chip

The W7500 is a serial to ethernet chip from WIZnet. View the full W7500 datasheet below including key specifications.

W7500 shares its datasheet with W7500P-S2E-TR, whose page lists every part number it covers.

Official W7500 datasheet (PDF) — the source this page was extracted from.

Manufacturer

WIZnet

Category

Microcontrollers (MCU)

Package

TQFP-64 7x7mm

W7500 Key Specifications

ParameterValue
RAM16KB
SPI2
UART3
GPIOs53
CPU CoreARM Cortex-M0
EthernetIEEE 802.3 MAC with hardwired TCP/IP stack
ADC Channels8
Flash Memory128KB
PHY InterfaceMII (W7500)
Debug InterfaceSWD
Hardware Sockets8 channels with 32KB buffers
Package Dimensions7x7mm
Max Clock Frequency48MHz
Supported ProtocolsTCP, UDP, IPv4, ICMP, ARP, IGMP, PPPoE
Serial Interfaces SupportedTTL, RS-232C, RS-422/485

W7500 Overview

Part: W7500(P)-S2E — WIZnet

Type: Serial to Ethernet Chip

Description: A chip product with pre-programmed firmware for serial to Ethernet conversion, based on an ARM Cortex-M0 MCU with a hardwired TCP/IP core, supporting UART interface for network connectivity.

Operating Conditions:

  • MCU Clock: Up to 48MHz
  • Flash Memory: 128KB
  • RAM: 16KB

Key Specs:

  • CPU: ARM Cortex-M0
  • Max CPU Frequency: 48MHz
  • Flash Memory: 128KB
  • SRAM: 16KB (for MCU)
  • Hardwired TCP/IP stack
  • Ethernet MAC: IEEE 802.3
  • Hardware Sockets: 8 channels
  • Socket Buffers: 32KB SRAM
  • UART Interfaces: 3
  • SPI Interfaces: 2
  • ADC Channels: 8
  • GPIOs: 53

Features:

  • Firmware of the WIZ750SR Series
  • Easy to add Ethernet networking function through UART interface
  • Support TTL, RS-232C, RS-422/485 serial communication
  • Configurable via Ethernet / Serial interface
  • Unique MAC Address (WIZnet OUI)
  • WIZnet S2E configuration tool
  • WIZVSP (Virtual Serial Port) program for Windows OS
  • Customization services available

Applications:

  • Adding Ethernet networking to devices with UART interface
  • Protocol conversion (Serial to Ethernet)
  • Ethernet I/O control and monitoring

Package:

  • 64 TQFP (7x7mm)

W7500 Features

The following key features are included with the W7500(P)-S2E product.

  • The firmware of the WIZ750SR Series, which is a verified serial to Ethernet module in the field

  • Easy to add Ethernet networking function through UART interface of any device / MCU

  • Support TTL , RS-232C and RS-422/485 serial communication

  • Configurable via Ethernet / Serial interface

  • Unique MAC Address (WIZnet OUI)

  • WIZnet S2E configuration tool

  • Product search, configuration, and firmware update via Ethernet network

  • WIZVSP program

  • WIZnet V irtual S erial P ort program for Windows OS

  • Hardware Design Guide & References

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part NumberManufacturerPackage
W7500(P)-S2EWIZnetTQFP-64 7x7mm
W7500PWIZnet64-LQFP
W7500P-S2E-TRWIZnet64 TQFP

Other Microcontrollers (MCU)

All Microcontrollers (MCU) datasheetsAll WIZnet datasheets (6)

Data on this page is extracted from publicly available manufacturer datasheets using automated tools including AI. It may contain errors or omissions. Always verify specifications against the official manufacturer datasheet before making design or purchasing decisions. See our Terms of Service. Rights holders can submit a takedown request.

Ask your AI agent about the W7500

Connect SheetsData to Claude, Cursor, Codex or any MCP client and your agent reads this datasheet for you: pinout, limits, register maps and design checks, with the numbers taken from the PDF.

claude mcp add --transport http sheetsdata https://mcp.sheetsdata.com/mcp

Then ask: "Can the W7500 run from my 12 V rail? Check it against the datasheet limits."

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