WFM200SS22XNA3

RF Transceiver Modules And Modems Overview

The WFM200SS22XNA3 is a certified Wi-Fi module from Silicon Labs operating in the 2.412 GHz to 2.484 GHz band, supporting 802.11b/g/n standards. It integrates a 2.4 GHz radio with MAC and PHY layers, optimized for low power consumption and RF performance in crowded environments. The module features an output power of 15.1 dBm and includes a built-in antenna. Designed for surface mount applications, it supports Linux and provides secure link capabilities.

RF Transceiver Modules And Modems Feature Summary

• Integrated 2.4 GHz 802.11b/g/n radio with MAC and PHY layers
• Built-in antenna design for compact integration
• Optimized for low power operation in crowded RF environments
• Supports secure link capability

RF Transceiver Modules And Modems Applications

• IoT devices requiring Wi-Fi connectivity
• Silicon Labs MCU Starter Kit expansion via EXP header
• Low-power embedded systems
• Secure link applications

RF Transceiver Modules And Modems Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm datasheet version alignment, as revisions exist for WFM200S parts. Ensure compatibility with target host microcontrollers and operating system requirements, particularly Linux support. Check for specific ordering suffixes that may affect configuration or certification status.

RF Transceiver Modules And Modems Selection Notes

Select this module when integrating Wi-Fi into Silicon Labs-based designs without developing custom firmware. It serves as a co-processor for external MCUs, simplifying USB-UART bridge alternatives like CP2102 series if Wi-Fi is required. Consider its low quiescent current and integrated antenna for space-constrained, battery-operated projects needing reliable 2.4 GHz connectivity.

RF Transceiver Modules And Modems Part Context

Part of the WFM200S family, announced with new revisions and updated datasheets around 2019-2020. Designed as a Wi-Fi co-processor to connect to external microcontrollers, reducing development complexity compared to standalone Wi-Fi solutions. Complements Silicon Labs' ecosystem by providing pre-certified connectivity for EFM32 and similar platforms.

RF Transceiver Modules And Modems Replacement Considerations

Check for newer revisions of WF200/WFM200S parts released after September 2020. Verify if alternative modules from other manufacturers meet identical 802.11b/g/n specifications and regulatory certifications. Ensure pinout and interface compatibility before substitution.