W7500(P)-S2E

Serial to Ethernet Chip

The W7500(P)-S2E is a serial to ethernet chip from WIZnet. View the full W7500(P)-S2E datasheet below including key specifications.

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

Official W7500(P)-S2E datasheet (PDF) — the source this page was extracted from.

Manufacturer

WIZnet

W7500(P)-S2E Key Specifications

Parameter	Value
ADC	8 channels
RAM	16KB
SPI	2
Core	ARM Cortex-M0
GPIO	53
UART	3
Flash	128KB
Ethernet	IEEE 802.3 MAC with hardwired TCP/IP stack, MII for PHY interface (W7500)
Debug Interface	SWD
Hardware Sockets	8 channels with 32KB buffers
Network Protocols	TCP, UDP, IPv4, ICMP, ARP, IGMP, PPPoE
Package Dimensions	7x7mm
Max Clock Frequency	48MHz
Serial Interfaces Supported	TTL, RS-232C, RS-422/485

W7500(P)-S2E 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(P)-S2E 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 Number	Manufacturer	Package
W7500	WIZnet	64 TQFP (7x7mm)
W7500P	WIZnet	64-LQFP
W7500P-S2E-TR	WIZnet	64 TQFP

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All Microcontrollers (MCU) datasheets All 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.

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