TIDUEI1C
November 2018 – April 2020
Revision History
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