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RF Transceiver FSK/OOK 2.5V/3.3V 32-Pin TQFN EP T/R

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SX1212IWLTRT General Description

IC RF TxRx Only General ISM < 1GHz 300MHz ~ 510MHz 32-WFQFN Exposed Pad

Key Features

  • Low Rx power consumption: 3mA
  • Low Tx power consumption: 25 mA @ +10 dBm
  • Good reception sensitivity: down to -104 dBm at 25 kb/s in FSK, -110 dBm at 2kb/s in OOK
  • Programmable RF output power: up to +12.5 dBm in 8 steps
  • Packet handling feature with data whitening and automatic CRC generation
  • RSSI (Received Signal Strength Indicator)
  • Bit rates up to 150 kb/s, NRZ coding
  • On-chip frequency synthesizer
  • FSK and OOK modulation
  • Incoming sync word recognition
  • Built-in Bit-Synchronizer for incoming data and clock synchronization and recovery
  • 5 x 5 mm TQFN package
  • Optimized Circuit Configuration for Low-cost applications


  • Wireless alarm and security systems
  • Wireless sensor networks
  • Automated Meter Reading
  • Home and building automation
  • Industrial monitoring and control
  • Remote Wireless Control
  • Active RFID PHY
  • Packaging
  • TQFN32
  • Order Codes
  • SX1212IWLTRT: Transceiver Ultra-Low Power Integrated 300-510MHz Transceiver
  • SX1230-13RKEA433: Turnkey Remote Keyless Entry Reference Design Kit with SX1230 transmitter, SX1211 or SX1212 Transceiver, KEELOQ® code-hopping encryption software and Microchip’s PIC16F631 or PIC16F677 8-bit MCU


Category RF and WirelessRF Transceiver ICs Mfr Semtech Corporation
Series - Package Tape & Reel (TR)Cut Tape (CT)Digi-Reel®
Product Status Active Digi-Key Programmable Not Verified
Type TxRx Only RF Family/Standard General ISM < 1GHz
Protocol - Modulation FSK, OOK
Frequency 300MHz ~ 510MHz Data Rate (Max) 150kbps
Power - Output 12.5dBm Sensitivity -110dBm
Memory Size - Serial Interfaces SPI
Voltage - Supply 2.1V ~ 3.6V Current - Receiving 3mA
Current - Transmitting 16mA ~ 25mA Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount Package / Case 32-WFQFN Exposed Pad
Supplier Device Package 32-TQFN (5x5)

Service Policies and Others

After-Sales & Settlement Related

payment Payment

We accept TT prepayment (bank transfer), paypal, credit cards, Western Union, Money Gram.

If you have specific preferences or requirements for payment channels, please contact our sales team. 

customers are required to pay all possible fees, including sales tax,customs fees, etc.

shipping Shipping And Packing
Shipping Method

Our products are mainly transported and delivered by DHL, FedEx, UPS and other logistics partners on site -- Available to 200+ countries.


AVAQ determines and packages all devices based on electrostatic discharge (ESD) and moisture sensitivity level (MSL) protection requirements.

warranty Warranty & Returns

Our policies and procedures are designed to ensure compliance with various quality specifications and to quickly resolve quality-related issues.

We promise to provide 365 days quality assurance service for all our products.

If you have any dissatisfaction with the quality of the product you received, you can contact us for a refund or exchange, as long as the product is kept in its original condition.

Ratings and Reviews

H**a 2023-12-19

avaq Technologies is great! Hope to do more business in future.

E**h 2022-07-27

Everything is fine, there are no complaints. I'm happy with the goods.

B**n 2022-06-08

In appearance, everything is fine, i do not know when it comes to it, but will be used for sure.

B**n 2022-02-28

look nice dont try yet



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Availability: 5853 PCS

Qty. Unit Price(USD) Ext. Price
1+ $3.054 $3.05
200+ $1.182 $236.40
500+ $1.141 $570.50
1000+ $1.119 $1,119.00

The prices below are for reference only.