WF121-E-V2C

Description：RF TXRX MODULE SMD
Series：-
Mfr：Silicon Labs
Package：Strip

SKU:1f84a5df4bcc Category: RF Transceiver Modules and Modems Brand: Silicon Labs

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Product introduction

WF121-E-V2C is listed in the RF Transceiver Modules And Modems range at ChipApex. The manufacturer field lists Silicon Labs. Its product description is RF TXRX MODULE SMD. Review the specifications below when checking this part for your BOM.

RF Transceiver Modules And Modems specifications for WF121-E-V2C

Description：RF TXRX MODULE SMD
Series：-
Mfr：Silicon Labs
Package：Strip
RF Family/Standard：-
Protocol：-
Modulation：-
Frequency：-
Data Rate：-
Power - Output：-
Sensitivity：-
Serial Interfaces：-
Antenna Type：-
Utilized IC / Part：-
Memory Size：-
Voltage - Supply：-
Current - Receiving：-
Current - Transmitting：-
Mounting Type：Surface Mount
Operating Temperature：-
Package / Case：Module

RF Transceiver Modules And Modems datasheet and documents for WF121-E-V2C

WF121-E-V2C

RF Transceiver Modules And Modems Overview

The WF121-E-V2C is a discontinued Surface Mount Device (SMD) RF transceiver module manufactured by Silicon Labs. It supports the 802.11 b/g/n WiFi protocols and operates within the 2.4 GHz frequency band. The module integrates an Ethernet interface alongside GPIO, I2C, SPI, and UART communication options. It functions with a supply voltage range of 2.3 V to 3.6 V and maintains operational reliability across temperatures from -40°C to +85°C. Data rates include 11 Mb/s, 54 Mb/s, and 72.2 Mb/s.

RF Transceiver Modules And Modems Feature Summary

Integrated TCP/IP stack for simplified network connectivity
Supports multiple digital interfaces including Ethernet, SPI, and UART
Surface mount design suitable for compact embedded systems

RF Transceiver Modules And Modems Applications

Internet of Things (IoT) sensor nodes
Embedded wireless data transmission devices
Smart home connectivity modules

RF Transceiver Modules And Modems Procurement Notes

This component has been officially declared obsolete and is no longer in production. Verification of availability should focus on authorized distributors offering remaining stock or approved replacement parts. Ensure that any sourced units are genuine and match the original specifications. Cross-reference with current market listings to confirm authenticity before acquisition.

RF Transceiver Modules And Modems Selection Notes

Engineers must account for the end-of-life status when selecting this part. Design reviews should prioritize compatibility with existing infrastructure while planning for future migration. Evaluate alternative components that offer similar interface capabilities and protocol support to ensure long-term project viability and supply chain stability.

RF Transceiver Modules And Modems Part Context

The WF121 series represents Silicon Labs' earlier generation of integrated WiFi modules designed for cost-effective wireless integration. This specific variant includes enhanced interface options compared to basic models. It belongs to a family of modules that facilitated early IoT adoption by combining radio functionality with processing capabilities in a small form factor.