EFR4D Draco


What is EFR?

The EFRŪ family is a range of low power RF transceiver products covering multiple frequency bands and supporting both standard and proprietary wireless protocols.

World class energy consumption

  • Continuous RX mode:
    4 mA
  • Continuous TX modes:
    5 mA (0 dBm @ 868 MHz)
    6 mA (0 dBm @ 2.4 GHz)
    14 mA (+10 dBm @ 868 MHz)
  • System On Chip features:
    ARM Cortex-M3 processor
    Up to 256 KB Flash memory
    Up to 16 KB RAM memory
   World class radio performance
  • Sensitivity:
    -121 dBm (FSK 1.2 kbps)
    -110 dBm (FSK 38.4 kbps)
    -101 dBm (0-QPSK 250 kbps)
    -95 dBm (GFSK 1 Mbps)
  • Max output:
    +17 dBm @ 868 MHz
    +13 dBm @ 2.4 GHz
  • Multiple frequency options:
    169/315/433/500/868/915/950/2400 MHz
  • Modulation formats:
    (4)(G)FSK/MSK/O-QPSK/BPSK/OOK/ASK
  • Selectable baudrates:
    300 bit/s - 4 Mbit/s

Comprehensive protocol support

Energy Micro and the EFR third party partners provides comprehensive support for wireless protocols, making int easy to get new products up and running. Protocols include:
802.15.4(g), 6LoWPAN, (RF4CE) ZigBee, Bluetooth LE, KNX, ANT+, io-homecontrol and additional, custom protocols.

When can I get EFR Radios?

First kits and samples of EFR devices are planned for launch in Q4 2013.

When can I get EFR documentation?

The EFR brochure is available here. To obtain your registered copy of the complete EFR datasheets, please fill in you company information below. We might contact you to collect missing information or for clarification purpose.

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