Ember Corporation

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The EM250 from Ember provides a true ZigBee System-on-Chip that combines a 2.4GHz IEEE 802.15.4 compliant radio transceiver with a powerful, efficient, industry proven 16-bit microprocessor with comprehensive hardware supported network-level debugging features to simplify development.


  • Flexible antenna interface allows easy antenna connection with or without external PA
  • Excellent noise immunity to 802.11b/ g. Exceeds 802.15.4 adjacent/alternate channel rejection specifications for improved co-existence
  • Digital RSSI / 802.15.4 Link Quality Indication
  • Hardware supported network-level debugging
  • Functions such as CSMA back-off, automatic ACK generation and reception, and CRC calculation
  • Power efficient 16 bit RISC core with embedded flash and RAM
  • Hardware Encryption Engine (AES 128) with true Random Number Generator
  • Integrated sleep oscillator allows single crystal design, reducing cost and power consumption

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