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WF121-E-V2

WF121-E-V2

WF121-E-V2

Silicon Labs

2.4GHz WiFi -40°C~85°C 2.3V~3.6V I2C, Ethernet, SPI, UART, USB Cut Tape (CT) Antenna Not Included, U.FL 72.2Mbps 17dBm 802.11b/g/n -97dBm Module

SOT-23

WF121-E-V2 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 12 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case Module
Operating Temperature-40°C~85°C
PackagingCut Tape (CT)
Published 2013
Part StatusActive
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Max Operating Temperature85°C
Min Operating Temperature -40°C
Voltage - Supply 2.3V~3.6V
Frequency 2.4GHz
Interface Ethernet, I2C, SPI, UART, USB
Memory Size512kB Flash 128kB SRAM
Data Rate72.2Mbps
Protocol 802.11b/g/n
Power - Output 17dBm
RF Family/Standard WiFi
Antenna TypeAntenna Not Included, U.FL
Sensitivity -97dBm
Serial InterfacesI2C, Ethernet, SPI, UART, USB
Current - Receiving 127mA
Current - Transmitting 143mA
Sensitivity (dBm) -97 dBm
Radiation HardeningNo
RoHS StatusRoHS Compliant
In-Stock:295 items

Pricing & Ordering

QuantityUnit PriceExt. Price
500$17.40202$8701.01

WF121-E-V2 Product Details

WF121-E-V2 Overview


RF Transceiver' mounting is done according to the Surface Mount method.There is an optimized performance in this RF Transceiver module because it utilizes the Cut Tape (CT) package.Operating at -40°C~85°C is the recommended temperature for Transceiver's operation.RF Transceivers with 2.3V~3.6V voltage capabilities can be used.2.4GHz is the frequency of the RF Transceiver Module.In many applications, this Transceiver is mounted with a Surface Mount bus.

WF121-E-V2 Features


Surface Mount
Cut Tape (CT) package
2.3V~3.6V volts


WF121-E-V2 Applications


There are a lot of Silicon Labs
WF121-E-V2 RF Transceiver Modules applications.


  • Receive
  • Switch
  • Power management
  • Internet of Things (IoT)
  • Secure Payment
  • Home and Security
  • Health and Fitness
  • Industrial and Data Logger
  • LED Lighting
  • Utility and Smart Energy

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