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AWR6843
  • AWR6843
  • AWR6843
  • AWR6843

AWR6843

ACTIVE

Single-chip 60-GHz to 64-GHz automotive radar sensor integrating DSP, MCU and radar accelerator

Texas Instruments AWR6843 Product Info

1 April 2026 0

Parameters

Frequency range

60 - 64 GHz

Number of receivers

4

Number of transmitters

3

ADC sampling rate (max) (Msps)

25

Arm CPU

Arm Cortex-R4F at 200 MHz

Interface type

2 CAN-FD, I2C, QSPI, SPI, UART

DSP type

C674x DSP 600MHz

Hardware accelerators

Radar hardware accelerator

Edge AI enabled

Yes

RAM (kByte)

1792

Rating

Automotive

Operating temperature range (°C)

-40 to 125

TI functional safety category

Functional Safety-Compliant

Power supply solution

LP87524B-Q1, LP87524J-Q1, LP87524P-Q1, LP876242-Q1

Security

Cryptographic acceleration, Device attestation & anti-counterfeit, Secure boot, Secure firmware & software update, Software IP protection

Package

FCCSP (ABL)-161-108.16 mm² 10.4 x 10.4

Features

  • FMCW transceiver
    • Integrated PLL, transmitter, receiver, Baseband, and ADC
    • 60 to 64GHz coverage with 4GHz continuous bandwidth
    • Four receive channels
    • Three transmit channels
    • Supports 6-bit phase shifter
    • Ultra-accurate chirp engine based on fractional-N PLL
    • TX power: 12dBm
    • RX noise figure:
      • 12dB
    • Phase noise at 1MHz:
      • –93dBc/Hz
  • Built-in calibration and self-test
    • Arm Cortex-R4F-based radio control system
    • Built-in firmware (ROM)
    • Self-calibrating system across process and temperature
    • Embedded self-monitoring with no host processor involvement on Functional Safety-Compliant devices
  • C674x DSP for advanced signal processing (AWR6843 only)
  • Hardware accelerator for FFT, filtering, and CFAR processing
  • Memory compression
  • Arm® Cortex®-R4F microcontroller for object detection, and interface control
    • Supports autonomous mode (loading user application from QSPI flash memory)
  • Internal memory with ECC
    • AWR6843:1.75MB, divided into MSS program RAM (512KB), MSS data RAM (192KB), DSP L1RAM (64KB) and L2 RAM (256KB), and L3 radar data cube RAM (768KB)
    • AWR6443: 1.4MB, divided into MSS program RAM (512KB), MSS data RAM (192KB), and L3 radar data cube RAM (768KB)
    • Technical reference manual includes allowed size modifications
  • Other interfaces available to user application
    • Up to 6 ADC channels (low sample rate monitoring)
    • Up to 2 SPI ports
    • Up to 2 UARTs
    • 2 CAN-FD interfaces
    • I2C
    • GPIOs
    • 2 lane LVDS interface for raw ADC data and debug instrumentation
  • Device Security (on select part variants)
    • Secure authenticated and encrypted boot support
    • Customer programmable root keys, symmetric keys (256 bit), Asymmetric keys (up to RSA-2K) with Key revocation capability
    • Crypto software accelerators - PKA , AES (up to 256 bit), SHA (up to 256 bit), TRNG/DRGB
  • Functional Safety-Compliant
    • Developed for functional safety applications
    • Documentation available to aid ISO 26262 functional safety system design up to ASIL-D
    • Hardware integrity up to ASIL-B
    • Safety-related certification
      • ISO 26262 certified up to ASIL B by TUV SUD
  • Non-Functional safety variants also available
  • AEC-Q100 qualified
  • Power management
    • Built-in LDO network for enhanced PSRR
    • I/Os support dual voltage 3.3V/1.8V
  • Clock source
    • 40.0MHz crystal with internal oscillator
    • Supports external oscillator at 40MHz
    • Supports externally driven clock (square/sine) at 40MHz
  • Easy hardware design
    • 0.65mm pitch, 161-pin 10.4mm × 10.4mm flip chip BGA package for easy assembly and low-cost PCB design
    • Small solution size
  • Operating conditions:
    • Junction temperature range of –40°C to 125°C
  • FMCW transceiver
    • Integrated PLL, transmitter, receiver, Baseband, and ADC
    • 60 to 64GHz coverage with 4GHz continuous bandwidth
    • Four receive channels
    • Three transmit channels
    • Supports 6-bit phase shifter
    • Ultra-accurate chirp engine based on fractional-N PLL
    • TX power: 12dBm
    • RX noise figure:
      • 12dB
    • Phase noise at 1MHz:
      • –93dBc/Hz
  • Built-in calibration and self-test
    • Arm Cortex-R4F-based radio control system
    • Built-in firmware (ROM)
    • Self-calibrating system across process and temperature
    • Embedded self-monitoring with no host processor involvement on Functional Safety-Compliant devices
  • C674x DSP for advanced signal processing (AWR6843 only)
  • Hardware accelerator for FFT, filtering, and CFAR processing
  • Memory compression
  • Arm® Cortex®-R4F microcontroller for object detection, and interface control
    • Supports autonomous mode (loading user application from QSPI flash memory)
  • Internal memory with ECC
    • AWR6843:1.75MB, divided into MSS program RAM (512KB), MSS data RAM (192KB), DSP L1RAM (64KB) and L2 RAM (256KB), and L3 radar data cube RAM (768KB)
    • AWR6443: 1.4MB, divided into MSS program RAM (512KB), MSS data RAM (192KB), and L3 radar data cube RAM (768KB)
    • Technical reference manual includes allowed size modifications
  • Other interfaces available to user application
    • Up to 6 ADC channels (low sample rate monitoring)
    • Up to 2 SPI ports
    • Up to 2 UARTs
    • 2 CAN-FD interfaces
    • I2C
    • GPIOs
    • 2 lane LVDS interface for raw ADC data and debug instrumentation
  • Device Security (on select part variants)
    • Secure authenticated and encrypted boot support
    • Customer programmable root keys, symmetric keys (256 bit), Asymmetric keys (up to RSA-2K) with Key revocation capability
    • Crypto software accelerators - PKA , AES (up to 256 bit), SHA (up to 256 bit), TRNG/DRGB
  • Functional Safety-Compliant
    • Developed for functional safety applications
    • Documentation available to aid ISO 26262 functional safety system design up to ASIL-D
    • Hardware integrity up to ASIL-B
    • Safety-related certification
      • ISO 26262 certified up to ASIL B by TUV SUD
  • Non-Functional safety variants also available
  • AEC-Q100 qualified
  • Power management
    • Built-in LDO network for enhanced PSRR
    • I/Os support dual voltage 3.3V/1.8V
  • Clock source
    • 40.0MHz crystal with internal oscillator
    • Supports external oscillator at 40MHz
    • Supports externally driven clock (square/sine) at 40MHz
  • Easy hardware design
    • 0.65mm pitch, 161-pin 10.4mm × 10.4mm flip chip BGA package for easy assembly and low-cost PCB design
    • Small solution size
  • Operating conditions:
    • Junction temperature range of –40°C to 125°C

Description

The AWR device is an integrated single chip mmWave sensor based on FMCW radar technology capable of operation in the 60GHz to 64GHz band. It is built with TI’s low power45nm RFCMOS process and enables unprecedented levels of integration in an extremely small form factor. This is an ideal solution for low power, self-monitored, ultra-accurate radar systems in the automotive space. Multiple automotive qualified variants are currently available including Functional Safety-Compliant devices and non-functional safety devices.

The AWR device is an integrated single chip mmWave sensor based on FMCW radar technology capable of operation in the 60GHz to 64GHz band. It is built with TI’s low power45nm RFCMOS process and enables unprecedented levels of integration in an extremely small form factor. This is an ideal solution for low power, self-monitored, ultra-accurate radar systems in the automotive space. Multiple automotive qualified variants are currently available including Functional Safety-Compliant devices and non-functional safety devices.

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