Semtech SX1231 Low Power Integrated UHF RF Transceiver

Posted By : ES Admin
Semtech SX1231 Low Power Integrated UHF RF Transceiver
New Semtech Low-Power Transceiver Platform Showcases Best Link Budget and RF Robustness 290-1020 MHz Transceiver Reduces Costs of ISM-Band RF Designs
The SX1231 is a highly integrated RF transceiver capable of operation over a wide frequency range, including the 433, 868 and 915 MHz license-free ISM (Industry Scientific and Medical) frequency bands. Its highly integrated architecture allows for a minimum of external components while maintaining maximum design flexibility.


* High Sensitivity: down to -120 dBm at 1.2 kbps

* High Selectivity: 16-tap FIR Channel Filter

* Bullet-proof front end: IIP3 = -18 dBm, IIP2 = +35 dBm, 80 dB Blocking Immunity, no Image Frequency response

* Low current: Rx = 16 mA, 100nA register retention

* Programmable Pout: -18 to +17 dBm in 1dB steps

* Constant RF performance over voltage range of chip

* FSK Bit rates up to 300 kb/s

* Fully integrated synthesizer with a resolution of 61 Hz

* FSK, GFSK, MSK, GMSK and OOK modulations

* Built-in Bit Synchronizer performing Clock Recovery

* Incoming Sync Word Recognition

* 115 dB+ Dynamic Range RSSI

* Automatic RF Sense with ultra-fast AFC

* Packet engine with CRC, AES-128 encryption and 66- byte FIFO

* Built-in temperature sensor and Low Battery indicator


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