• Qualification in Accordance With AEC-Q100 Grade 1
• Extended Temperature Range Up To 125°C
• Radio-Frequency (RF) Performance
  • High Sensitivity (–114 dBm at 1.2 kBaud, 315 MHz,
    1% Packet Error Rate)
  • Low Current Consumption (15.5 mA in Receive,
    1.2 kBaud, 315 MHz)
• Programmable Output Power up to +10 dBm for All Supported Frequencies
• Excellent Receiver Selectivity and Blocking Performance
• Programmable Data Rate From 1.2 kBaud to 250 kBaud
• Frequency Bands: 310 MHz to 348 MHz, 420 MHz to 450 MHz,
  and 779 MHz to 928 MHz
• Analog Features
  • 2-FSK, GFSK, and MSK Supported, as Well as OOK and
    Flexible ASK Shaping
  • Suitable for Frequency-Hopping Systems Due to a Fast Settling
    Frequency Synthesizer: 90-µs Settling Time
  • Automatic Frequency Compensation (AFC) Can Align Frequency
    Synthesizer to Received Center Frequency
  • Integrated Analog Temperature Sensor
• Digital Features
  • Flexible Support for Packet-Oriented Systems: On-Chip Support for Sync Word
    Detection, Address Check, Flexible Packet Length, and Automatic CRC Handling
  • Efficient SPI Interface: All Registers Can Be Programmed With
    One Burst Transfer
  • Digital RSSI Output
  • Programmable Channel Filter Bandwidth
  • Programmable Carrier Sense (CS) Indicator
  • Programmable Preamble Quality Indicator (PQI) for Improved Protection
    Against False Sync Word Detection in Random Noise
  • Support for Automatic Clear Channel Assessment (CCA) Before
    Transmitting (for Listen-Before-Talk Systems)
  • Support for Per-Package Link Quality Indication (LQI)
  • Optional Automatic Whitening and Dewhitening of Data
• Low-Power Features
  • Fast Startup Time: 240 µs From Sleep to Receive (RX) or Transmit (TX) Mode
  • Wake-On-Radio Functionality for Automatic Low-Power RX Polling
  • Separate 64-Byte RX and TX Data FIFOs (Enables Burst Mode Data Transmission)
• General
  • Few External Components: Completely On-Chip Frequency Synthesizer,
    No External Filters or RF Switch Needed
  • Green Package: RoHS Compliant and No Antimony or Bromine
  • Small Size QFN 5-mm×5-mm 32-Pin Package
  • Suited for Systems Compliant With EN 300 220 (Europe)
    and FCC CFR Part 15 (US)
  • Support for Asynchronous and Synchronous Serial Receive/Transmit
    Mode for Backward Compatibility With Existing Radio Communication Protocols
  • Designed for Automotive Applications
• APPLICATIONS
  • Ultra-Low-Power Wireless Applications in the 315/433/868/915-MHz
    ISM/SRD Bands
  • Remote Keyless Entry Systems
  • Passive Entry/Passive Start Systems
  • Vehicle Service Links
  • Garage Door Opener
  • TPMS Systems

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