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Industrial mmWave radar sensors

IWR6843

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Single-chip 60-GHz to 64-GHz intelligent mmWave sensor integrating processing capability

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Data sheet
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IWR6843

ACTIVE
Data sheet Order now

Product details

Frequency range 60 - 64 GHz Number of receivers 4 Number of transmitters 3 ADC sampling rate (ksps) 25000 TX power (dBm) 12 Arm CPU Arm Cortex-R4F at 200 MHz Coprocessors Radar Hardware Accelerator DSP type 1 C67x DSP @ 600MHz Interface type CAN-FD, I2C, LVDS, QSPI, SPI, UART RAM (kByte) 1792 Operating temperature range (°C) -40 to 105 TI functional safety category Functional Safety-Compliant Security Cryptographic acceleration, Device identity/keys, Secure boot, Secure software update, Software IP protection Power supply solution LP87745-Q1 Rating Catalog
Frequency range 60 - 64 GHz Number of receivers 4 Number of transmitters 3 ADC sampling rate (ksps) 25000 TX power (dBm) 12 Arm CPU Arm Cortex-R4F at 200 MHz Coprocessors Radar Hardware Accelerator DSP type 1 C67x DSP @ 600MHz Interface type CAN-FD, I2C, LVDS, QSPI, SPI, UART RAM (kByte) 1792 Operating temperature range (°C) -40 to 105 TI functional safety category Functional Safety-Compliant Security Cryptographic acceleration, Device identity/keys, Secure boot, Secure software update, Software IP protection Power supply solution LP87745-Q1 Rating Catalog
FCBGA (ALA) 209 225 mm² 15 x 15 FCCSP (ABL) 161 108.16 mm² 10.4 x 10.4
  • FMCW transceiver
    • Integrated PLL, transmitter, receiver, Baseband, and ADC
    • 60- to 64-GHz coverage with 4-GHz continuous bandwidth
    • Four receive channels
    • Three transmit channels
    • Supports 6-bit phase shifter for TX Beam forming
    • Ultra-accurate chirp engine based on fractional-N PLL
    • TX power: 12 dBm
    • RX noise figure:
      • 12 dB
    • Phase noise at 1 MHz:
      • –93 dBc/Hz
  • Built-in calibration and self-test
    • Arm Cortex-R4F-based radio control system
    • Built-in firmware (ROM)
    • Self-calibrating system across frequency and temperature
    • Embedded self-monitoring with no host processor involvement on Functional Safety-Compliant devices
  • C674x DSP for advanced signal processing (IWR6843 only)
  • Hardware accelerator for FFT, filtering, and CFAR processing
  • Memory compression
  • Arm-R4F microcontroller for object detection, and interface control
    • Supports autonomous mode (loading user application from QSPI flash memory)
  • Internal memory with ECC
    • IWR6843: 1.75 MB, divided into MSS program RAM (512 KB), MSS data RAM (192 KB), DSP L1 RAM (64KB) and L2 RAM (256 KB), and L3 radar data cube RAM (768 KB)
    • IWR6443: 1.4 MB, divided into MSS program RAM (512 KB), MSS data RAM (192 KB), and L3 radar data cube RAM (768 KB)
    • 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
    • 1 CAN-FD interface
    • I2C
    • GPIOs
    • 2 lane LVDS interface for raw ADC data and debug instrumentation
  • Functional Safety-Compliant
    • Developed for functional safety applications
    • Documentation available to aid IEC 61508 functional safety system design up to SIL 3
    • Hardware integrity up to SIL-2
    • Safety-related certification
  • Non-Functional safety variants also available
  • Power management
    • Built-in LDO network for enhanced PSRR
    • I/Os support dual voltage 3.3 V/1.8 V
  • Clock source
    • 40.0 MHz crystal with internal oscillator
    • Supports external oscillator at 40 MHz
    • Supports externally driven clock (square/sine) at 40 MHz
  • Easy hardware design
    • 0.65-mm pitch, 161-pin 10.4 mm × 10.4 mm flip chip BGA package for easy assembly and low-cost PCB design
    • Small solution size
  • Operating conditions:
    • Junction temperature range of –40°C to 105°C
  • FMCW transceiver
    • Integrated PLL, transmitter, receiver, Baseband, and ADC
    • 60- to 64-GHz coverage with 4-GHz continuous bandwidth
    • Four receive channels
    • Three transmit channels
    • Supports 6-bit phase shifter for TX Beam forming
    • Ultra-accurate chirp engine based on fractional-N PLL
    • TX power: 12 dBm
    • RX noise figure:
      • 12 dB
    • Phase noise at 1 MHz:
      • –93 dBc/Hz
  • Built-in calibration and self-test
    • Arm Cortex-R4F-based radio control system
    • Built-in firmware (ROM)
    • Self-calibrating system across frequency and temperature
    • Embedded self-monitoring with no host processor involvement on Functional Safety-Compliant devices
  • C674x DSP for advanced signal processing (IWR6843 only)
  • Hardware accelerator for FFT, filtering, and CFAR processing
  • Memory compression
  • Arm-R4F microcontroller for object detection, and interface control
    • Supports autonomous mode (loading user application from QSPI flash memory)
  • Internal memory with ECC
    • IWR6843: 1.75 MB, divided into MSS program RAM (512 KB), MSS data RAM (192 KB), DSP L1 RAM (64KB) and L2 RAM (256 KB), and L3 radar data cube RAM (768 KB)
    • IWR6443: 1.4 MB, divided into MSS program RAM (512 KB), MSS data RAM (192 KB), and L3 radar data cube RAM (768 KB)
    • 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
    • 1 CAN-FD interface
    • I2C
    • GPIOs
    • 2 lane LVDS interface for raw ADC data and debug instrumentation
  • Functional Safety-Compliant
    • Developed for functional safety applications
    • Documentation available to aid IEC 61508 functional safety system design up to SIL 3
    • Hardware integrity up to SIL-2
    • Safety-related certification
  • Non-Functional safety variants also available
  • Power management
    • Built-in LDO network for enhanced PSRR
    • I/Os support dual voltage 3.3 V/1.8 V
  • Clock source
    • 40.0 MHz crystal with internal oscillator
    • Supports external oscillator at 40 MHz
    • Supports externally driven clock (square/sine) at 40 MHz
  • Easy hardware design
    • 0.65-mm pitch, 161-pin 10.4 mm × 10.4 mm flip chip BGA package for easy assembly and low-cost PCB design
    • Small solution size
  • Operating conditions:
    • Junction temperature range of –40°C to 105°C

The IWR6x43 device is an integrated single chip mmWave sensor based on FMCW radar technology capable of operation in the 60-GHz to 64-GHz band. It is built with TI’s low power 45-nm RFCMOS process and enables unprecedented levels of integration in an extremely small form factor. This device is an ideal solution for low power, self-monitored, ultra-accurate radar systems in the industrial space. Multiple variants are currently available including Functional Safety-Compliant devices and non-functional safety devices.

The IWR6x43 device is an integrated single chip mmWave sensor based on FMCW radar technology capable of operation in the 60-GHz to 64-GHz band. It is built with TI’s low power 45-nm RFCMOS process and enables unprecedented levels of integration in an extremely small form factor. This device is an ideal solution for low power, self-monitored, ultra-accurate radar systems in the industrial space. Multiple variants are currently available including Functional Safety-Compliant devices and non-functional safety devices.
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Technical documentation

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Type Title Date
* Data sheet IWR6843, IWR6443 Single-Chip 60- to 64-GHz mmWave Sensor datasheet (Rev. E) PDF | HTML 24 Feb 2021
* Errata IWR6843, IWR6443 Device Errata, Silicon Revisions 1.0 and 2.0 (Rev. D) 12 Dec 2022
Application brief How 60GHz Radar Sensors Reduce False Detections for Sensing Applications PDF | HTML 09 May 2024
Application note Flash Variants Supported by the mmWave Sensor (Rev. E) PDF | HTML 24 Jan 2024
Functional safety information IWRxx43 TUV SUD Functional Safety Certificate (Rev. B) 23 Jan 2024
Technical article Proximity Sensing’s Role in Enabling Emerging Markets PDF | HTML 04 Jan 2024
Technical article 近距感測在新興市場中所扮演的角色 PDF | HTML 04 Jan 2024
Technical article 신흥 시장 활성화에 있어서 근접 감지의 역할 PDF | HTML 04 Jan 2024
Analog Design Journal mmWave 레이더 센서를 이용해 가정에서 사용할 수 있는 다중 환자 비접촉식 생명 징후 센서 구축 PDF | HTML 03 May 2023
Analog Design Journal 以 mmWave 雷達感測器打造適合居家使用的多患者非接觸式生命跡象感測器 PDF | HTML 03 May 2023
Analog Design Journal Building a multipatient contactless vital signs sensor for at-home use with mmWa PDF | HTML 13 Mar 2023
Application brief Best Practices for Placement and Angle of mmWave Radar Devices PDF | HTML 27 Jan 2023
Application note Self-Calibration of mmWave Radar Devices (Rev. C) PDF | HTML 11 Jan 2023
Application note Migrating to xWR68xx and xWR18xx Millimeter Wave Sensors (Rev. C) PDF | HTML 12 Oct 2022
Application note Interference Mitigation For AWR/IWR Devices (Rev. A) PDF | HTML 22 Sep 2022
Application brief Optimizing mmWave Configurations for FCC Certification PDF | HTML 16 Aug 2022
Functional safety information Design Guide for Functional Safety Compliant Systems using mmWave Radar Sensors (Rev. A) PDF | HTML 16 Jun 2022
Functional safety information Certificate No. Z10 088989 0022 Rev. 00 (Rev. A) 02 Jun 2022
User guide 60GHz mmWave Sensor EVMs (Rev. E) PDF | HTML 06 May 2022
Application note Software Strategies to Achieve Power Optimizations in TI Millimeter Wave Sensors PDF | HTML 18 Feb 2022
Application note TI mmWave Radar Device Regulatory Compliance Overview (Rev. C) PDF | HTML 14 Dec 2021
User guide IWR6843LEVM User's Guide PDF | HTML 24 Nov 2021
Functional safety information Radar Functional Safety Enablers (Rev. B) PDF | HTML 12 Nov 2021
Certificate IWR6843LEVM EU RoHS Declaration of Conformity (DoC) 08 Nov 2021
Technical article How TI mmWave radar safety guards can help improve manufacturing productivity with PDF | HTML 31 Aug 2021
Application note mmWave Radar Radome Design Guide PDF | HTML 17 Aug 2021
Technical article Understanding functional safety in automotive and industrial sensing applications PDF | HTML 10 May 2021
Application note mmWave Radar Sensors: Object Versus Range (Rev. A) 10 May 2021
Selection guide Enablers für funktionale Sicherheit in Radaranwendungen (Rev. A) 29 Apr 2021
Selection guide 레이더 기능 안전 구현 도구 (Rev. A) 29 Apr 2021
Technical article Improving industrial radar RF performance with low-noise, thermal-optimized power PDF | HTML 21 Apr 2021
Application note mmWave Production Testing Overview PDF | HTML 10 Apr 2021
Application note Power Management Optimizations - Low Cost LC Filter Solution (Rev. A) PDF | HTML 11 Nov 2020
White paper The fundamentals of millimeter wave radar sensors (Rev. A) 27 Aug 2020
Technical article Exploring advancements in industrial and automotive markets with 60-GHz radar PDF | HTML 03 Aug 2020
Technical article Designing smart, energy-efficient air conditioning using TI mmWave occupancy senso PDF | HTML 01 Jul 2020
White paper mmWave radar sensors in robotics applications (Rev. A) 22 Jun 2020
White paper Machine Learning Powers Autonomous Industrial Systems (Rev. A) 17 Jun 2020
User guide IWR14xx/16xx/18xx/68xx/64xx Industrial Radar Family Technical Reference Manual (Rev. E) 28 May 2020
E-book Ein Techniker-Leitfaden für Industrieroboter-Designs 25 Mar 2020
Application note Programming Chirp Parameters in TI Radar Devices (Rev. A) 13 Feb 2020
E-book E-book: An engineer’s guide to industrial robot designs 12 Feb 2020
Application note Memory Compression and Decompression Engine for TI mmwave Radar 02 Dec 2019
Technical article Non-contact and private stance detection with TI mmWave sensors PDF | HTML 03 Sep 2019
Application note How to select the right proximity sensor technology 19 Jul 2019
Technical article Bring intelligence, efficiency and convenience to automated entrance systems with PDF | HTML 22 May 2019
User guide MMWAVEICBOOST Quick Start Guide 06 May 2019
Technical article Intelligent sensing at the edge enables smarter autonomous robots PDF | HTML 08 Apr 2019
White paper Bringing intelligent autonomy to fine motion detection (Rev. A) 20 Dec 2018
Technical article Leveraging the 60-GHz RF band for intelligent industrial mmWave sensing PDF | HTML 07 Nov 2018
User guide Radar Hardware Accelerator User's Guide (Rev. B) 23 Oct 2018
Application note mmWave xWR1xxx/xWR6xxx Bootloader Flow 23 Oct 2018
Application note mmwave Radar Device ADC Raw Data Capture (Rev. B) 23 Oct 2018
White paper Leveraging the 60-GHz RF band to enable accurate mmWave sensing 19 Oct 2018
Application note MIMO Radar (Rev. A) 26 Jul 2018
Application note Introduction to the DSP Subsystem in the xWR6843 29 Jun 2018
Application note Watchdog Timer for mmwave Radar Sensors (Rev. A) 08 Jun 2018
White paper mmWave radar: Enabling greater intelligent autonomy at the edge 06 Jun 2018
White paper Robust traffic and intersection monitoring using millimeter wave sensors (Rev. B) 17 May 2018
Application note TI mmWave Radar sensor RF PCB Design, Manufacturing and Validation Guide 07 May 2018
Technical article Create an intelligent building system: use mmWave to count and track people PDF | HTML 03 May 2018
Application note Adding CAN-FD Tx and Rx to an Existing mmWave Project 12 Apr 2018
User guide Radar Hardware Accelerator User's Guide - Part 2 (Rev. A) 13 Mar 2018
Application note Adding Flash Read and Write to an Existing mmWave Project 25 Sep 2017
White paper Cities grow smarter through innovative semiconductor technologies 07 Jul 2017
Technical article Bringing new intelligence to industrial applications with mmWave sensors PDF | HTML 16 May 2017
White paper Using a complex-baseband architecture in FMCW radar systems 17 Apr 2017

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