2.2.1.1 Key Features of IWR6843

• FMCW transceiver:
  • Integrated PLL, transmitter, receiver, baseband, and A2D
  • 60- to 64-GHz coverage with 4-GHz continuous bandwidth
  • Four receive channels
  • Three transmit channels
  • Option for integration of 4 receiver and 3 transmitter antenna-on-package (AOP)
  • Ultra-accurate chirp engine based on Fractional-N PLL
  • TX power: 10 dBm
  • RX noise figure: 14 dB
  • Phase noise at 1 MHz: -92 dBc/Hz
• Built-in calibration and self-test:
  • Arm® Cortex®-R4F-Based Radio Control System (RCS)
  • Built-in firmware (ROM)
  • Self-calibrating system across frequency and temperature
• On-Chip programmable core for embedded-user application:
  • Integrated Arm® Cortex®-R4F Microcontroller clocked at 200 MHz
  • On-Chip Bootloader supports Autonomous mode (Loading User application from QSPI Flash memory)
• Integrated peripherals:
  • Internal Memories With ECC
  • ARM-R4F microcontroller for object detection, and interface control
    • Supports autonomous mode (loading user application from QSPI flash memory)
  • Radar Hardware Accelerator (FFT, Filtering, and CFAR processing)
  • C674x DSP for advanced signal processing (IWR6843 or IWR6843 AOP only)
  • I2C
  • Two SPI ports
  • CAN-FD interface
  • Up to six general-purpose ADC ports