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Product Overview:

The R8C/3MQ is based on the R8C CPU Core. Maximum operating frequency is 16 MHz. A Flash Memory Version is available. Internal Flash Memory is programmable on a single power source.

Key Features:

* Built-in 2.4 GHz RF Transceiver Circuit compliant with IEEE802.15.4 standard
* Achieves low power transmission/reception

  • RF
    • RF frequency: 2405 MHz to 2480 MHz
    • Reception sensitivity: –95 dBm
    • Transmission output level: 0 dBm
  • Baseband
    • 127-byte transmit RAM, 127-byte receive RAM × 2
    • Automatic ACK response function
    • 26-bit timer: Compare function in 3 channels
  • AES Encryption / Decryption: Key length 128 bits
  • 8-bit Multifunction Timer with 8-bit prescaler (Timer RA and RB): 2
  • 16-bit Input Capture/Output Compare Timer (Timer RC): 1
  • 8-bit Real-Time Clock Timer with compare match function (Timer RE): 1
  • UART/Clock Synchronous Serial Interface: 1 channel
  • I2C-bus Interface (IIC)/Synchronous Serial Communication Unit: 1 channel
  • : 1 channel
  • Watchdog Timer
  • Clock Generating Circuits: XIN Clock Generation Circuit, On-chip Oscillator (Low Speed), Sub Clock Generation Circuit
  • Oscillation Stop Detection Function
  • I/O Ports: 18 (incl. LED drive ports)
  • External Interrupt Pins: 11
  • : 4 KB

Key Applications:

  • Peripherals (USB applicable), audio components, cameras, televisions, household appliances, office equipment, communication devices, mobile devices, industrial equipment, and other applications.


Product Lineup:


Alliance Partner



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