RF Transmitters
  • SX1223
  • Single-Chip Multi-Channel Low-Power UHF RF Transmitter
  • SX1243
  • Low cost, low current +10dBm RF Transmitter, 310-928MHz
  • SX1710
  • Broadband High Efficiency RF Power Amplifier
Semtech SX1230

Semtech SX1230

+17dBm RF Transmitter, 315/433/868/915MHz

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The SX1230 is a fully integrated transmitter which can operate in the 315, 434, 868 and 915 MHz licence free ISM bands.


  • +17 dBm to -18 dBm Programmable output power.
  • Bit rates up to 600 kbits / sec.
  • FSK, GFSK, MSK, GMSK and OOK modulation.
  • Stand-alone mode: No need for a host MCU.
  • Consistent RF performance over a 1.8 to 3.7 V range.
  • Low phase noise (-95 dBc/Hz at 50 kHz) with automated PLL calibration and fully integrated VCO and loop filter.
  • On chip RC timer for timer / wake-up applications.
  • Low battery detection.


  • Remote Keyless Entry (RKE)
  • Remote Control / Security Systems
  • Voice and Data RF Communication Links
  • Process and building / home control
  • Active RFID
  • AMR / AMI Platforms


Order Codes

  • SX1230I066TRT: LeadFree, WEEE and RoHS Compliant, 3000 pcs Tape and Reel
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