Product details

Number of receivers 4 Number of transmitters 2 ADC sampling rate (Max) (MSPS) 12.5 Arm CPU ARM-Cortex R4F 200MHz Interface type CAN, CAN-FD, I2C, QSPI, SPI, UART DSP C674x DSP 600MHz RAM 1536 Rating Automotive Operating temperature range (C) -40 to 125 Security Cryptographic acceleration, Device identity/keys, Secure boot, Secure software update, Software IP protection
Number of receivers 4 Number of transmitters 2 ADC sampling rate (Max) (MSPS) 12.5 Arm CPU ARM-Cortex R4F 200MHz Interface type CAN, CAN-FD, I2C, QSPI, SPI, UART DSP C674x DSP 600MHz RAM 1536 Rating Automotive Operating temperature range (C) -40 to 125 Security Cryptographic acceleration, Device identity/keys, Secure boot, Secure software update, Software IP protection
FCCSP (ABL) 161 108 mm² 10.4 x 10.4
  • FMCW transceiver
    • Integrated PLL, transmitter, receiver, Baseband, and A2D
    • 76- to 81-GHz coverage with 4 GHz available bandwidth
    • Four receive channels
    • Two transmit channels
    • Ultra-accurate chirp (timing) engine based on fractional-N PLL
    • TX power: 12 dBm
    • RX noise figure:
      • 14 dB (76 to 77 GHz)
      • 15 dB (77 to 81 GHz)
    • Phase noise at 1 MHz:
      • –95 dBc/Hz (76 to 77 GHz)
      • –93 dBc/Hz (77 to 81 GHz)
  • Built-in calibration and self-test (monitoring)
    • ARM® Cortex®-R4F-based radio control system
    • Built-in firmware (ROM)
    • Self-calibrating system across frequency and temperature
  • C674x DSP for FMCW signal processing
  • On-chip memory: 1.5MB
  • Cortex-R4F microcontroller for object tracking and classification, AUTOSAR, and interface control
    • Supports autonomous mode (loading user application from QSPI flash memory)
  • Integrated peripherals
    • Internal memories with ECC
  • Host interface
    • CAN and CAN-FD
  • Other interfaces available to user application
    • Up to 6 ADC channels
    • Up to 2 SPI channels
    • Up to 2 UARTs
    • I2C
    • GPIOs
    • 2-lane LVDS interface for raw ADC data and debug instrumentation
  • Functional Safety-Compliant targeted
    • Developed for functional safety applications
    • Documentation is available to aid ISO 26262 functional safety system design
    • Hardware integrity up to ASIL B targeted
    • Safety-related certification
      • ISO 26262 certification by TUV Sud planned
  • AEC-Q100 qualified
  • AWR1642 advanced features
    • Embedded self-monitoring with no host processor involvement
    • Complex baseband architecture
    • Embedded interference detection capability
  • Power management
    • Built-in LDO network for enhanced PSRR
    • I/Os support dual voltage 3.3 V/1.8 V
  • Clock source
    • Supports External Oscillator at 40 MHz
    • Supports externally driven clock (square/sine) at 40 MHz
    • Supports 40 MHz crystal connection with load capacitors
  • 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
  • Supports automotive temperature operating range
  • FMCW transceiver
    • Integrated PLL, transmitter, receiver, Baseband, and A2D
    • 76- to 81-GHz coverage with 4 GHz available bandwidth
    • Four receive channels
    • Two transmit channels
    • Ultra-accurate chirp (timing) engine based on fractional-N PLL
    • TX power: 12 dBm
    • RX noise figure:
      • 14 dB (76 to 77 GHz)
      • 15 dB (77 to 81 GHz)
    • Phase noise at 1 MHz:
      • –95 dBc/Hz (76 to 77 GHz)
      • –93 dBc/Hz (77 to 81 GHz)
  • Built-in calibration and self-test (monitoring)
    • ARM® Cortex®-R4F-based radio control system
    • Built-in firmware (ROM)
    • Self-calibrating system across frequency and temperature
  • C674x DSP for FMCW signal processing
  • On-chip memory: 1.5MB
  • Cortex-R4F microcontroller for object tracking and classification, AUTOSAR, and interface control
    • Supports autonomous mode (loading user application from QSPI flash memory)
  • Integrated peripherals
    • Internal memories with ECC
  • Host interface
    • CAN and CAN-FD
  • Other interfaces available to user application
    • Up to 6 ADC channels
    • Up to 2 SPI channels
    • Up to 2 UARTs
    • I2C
    • GPIOs
    • 2-lane LVDS interface for raw ADC data and debug instrumentation
  • Functional Safety-Compliant targeted
    • Developed for functional safety applications
    • Documentation is available to aid ISO 26262 functional safety system design
    • Hardware integrity up to ASIL B targeted
    • Safety-related certification
      • ISO 26262 certification by TUV Sud planned
  • AEC-Q100 qualified
  • AWR1642 advanced features
    • Embedded self-monitoring with no host processor involvement
    • Complex baseband architecture
    • Embedded interference detection capability
  • Power management
    • Built-in LDO network for enhanced PSRR
    • I/Os support dual voltage 3.3 V/1.8 V
  • Clock source
    • Supports External Oscillator at 40 MHz
    • Supports externally driven clock (square/sine) at 40 MHz
    • Supports 40 MHz crystal connection with load capacitors
  • 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
  • Supports automotive temperature operating range

The AWR1642 device is an integrated single-chip FMCW radar sensor capable of operation in the 76- to 81-GHz band. The device is built with TI’s low-power 45-nm RFCMOS process and enables unprecedented levels of integration in an extremely small form factor. The AWR1642 is an ideal solution for low-power, self-monitored, ultra-accurate radar systems in the automotive space.

The AWR1642 device is a self-contained FMCW radar sensor single-chip solution that simplifies the implementation of Automotive Radar sensors in the band of 76 to 81 GHz. It is built on TI’s low-power 45-nm RFCMOS process, which enables a monolithic implementation of a 2TX, 4RX system with built-in PLL and A2D converters. It integrates the DSP subsystem, which contains TI’s high-performance C674x DSP for the Radar Signal processing. The device includes an ARM R4F-based processor subsystem, which is responsible for radio configuration, control, and calibration. Simple programming model changes can enable a wide variety of sensor implementation (Short, Mid, Long) with the possibility of dynamic reconfiguration for implementing a multimode sensor. Additionally, the device is provided as a complete platform solution including TI reference designs, software drivers, sample configurations, API guides, and user documentation.

The AWR1642 device is an integrated single-chip FMCW radar sensor capable of operation in the 76- to 81-GHz band. The device is built with TI’s low-power 45-nm RFCMOS process and enables unprecedented levels of integration in an extremely small form factor. The AWR1642 is an ideal solution for low-power, self-monitored, ultra-accurate radar systems in the automotive space.

The AWR1642 device is a self-contained FMCW radar sensor single-chip solution that simplifies the implementation of Automotive Radar sensors in the band of 76 to 81 GHz. It is built on TI’s low-power 45-nm RFCMOS process, which enables a monolithic implementation of a 2TX, 4RX system with built-in PLL and A2D converters. It integrates the DSP subsystem, which contains TI’s high-performance C674x DSP for the Radar Signal processing. The device includes an ARM R4F-based processor subsystem, which is responsible for radio configuration, control, and calibration. Simple programming model changes can enable a wide variety of sensor implementation (Short, Mid, Long) with the possibility of dynamic reconfiguration for implementing a multimode sensor. Additionally, the device is provided as a complete platform solution including TI reference designs, software drivers, sample configurations, API guides, and user documentation.

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Award-winning sensors available now

AWR1642 is part of the TI award-winning mmWave sensor portfolio. Acknowledgements include:

  • CES 2018 Innovation Award Honoree in three categories
  • Electronic Products 2017 Product of the Year in the Sensing Category
  • 2017 Annual Creativity in Electronics (ACE) Award for Sensor of the Year
  • Elektronik 2018 Reader’s Choice Product of the Year in Active Components Category

Technical documentation

star = Top documentation for this product selected by TI
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Type Title Date
* Data sheet AWR1642 Single-Chip 77- and 79-GHz FMCW Radar sensor datasheet (Rev. B) 01 Aug 2019
* Errata AWR1642 Device Errata, Silicon Revisions 1.0, 2.0 (Rev. B) 31 Dec 2020
Application note IWR6x43 Flash Variants Supported by the mmWave Sensor (Rev. C) 18 Nov 2021
Application note Self-Calibration of mmWave Radar Devices (Rev. B) 29 Sep 2021
Application note mmWave Radar Radome Design Guide 17 Aug 2021
Application note mmWave Production Testing Overview 10 Apr 2021
Application note Power Management Optimizations - Low Cost LC Filter Solution (Rev. A) 11 Nov 2020
White paper The fundamentals of millimeter wave radar sensors (Rev. A) 27 Aug 2020
User guide AWR1642 Evaluation Module Single-Chip mmWave Sensing Solution User's Guide (Rev. C) 19 May 2020
User guide AWR18xx/16xx/14xx/68xx Technical Reference Manual (Rev. E) 18 May 2020
Application note Programming Chirp Parameters in TI Radar Devices (Rev. A) 13 Feb 2020
Application note AWR1xx and AWR22xx Data Path Programmer’s Guide (Rev. A) 13 Feb 2020
Application note Interference Management Using AWR/IWR Devices 03 Jan 2020
Technical article Using TI mmWave technology for car interior sensing 25 Jul 2019
Technical article Occupancy detection with mmWave sensors in a moving car 06 Nov 2018
Application note AWR1642/AWR1843 Application Startup Sequence (Rev. A) 29 Oct 2018
Application note mmwave Radar Device ADC Raw Data Capture (Rev. B) 23 Oct 2018
Technical article Can mmWave sensors prevent damage to your car door? 16 Aug 2018
Application note MIMO Radar (Rev. A) 26 Jul 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
Application note Adding CAN Tx and Rx to an Existing mmWave Project 31 May 2018
Application note CAN Node on AWR1642 15 May 2018
Application note TI mmWave Radar sensor RF PCB Design, Manufacturing and Validation Guide 07 May 2018
Technical article Detecting vehicle occupancy with mmWave sensors 30 Apr 2018
Application note Adding CAN-FD Tx and Rx to an Existing mmWave Project 12 Apr 2018
User guide AWR1642 Obstacle Detection Sensor (AWR1642BOOST-ODS) User's Guide 22 Mar 2018
Application note CMOS MMIC Ready for Road – A Technology Overview 28 Feb 2018
White paper Reliability advantages of TI flip-chip BGA packaging 25 Jan 2018
White paper 77GHz single chip radar sensor enables automotive body and chassis applications 12 Dec 2017
Application note XWR1xxx Power Management Optimizations - Low Cost LC Filter Solution 16 Oct 2017
White paper Moving from legacy 24GHz to state-of-the-art 77GHz radar 06 Oct 2017
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
More literature TI Resource Explorer (TIREX) mmWave Training Series 15 May 2017
Application note System Performance Measurement With the mmWave Sensor 10 May 2017
Application note AWR1642 Bootloader Flow 09 May 2017
Application note Introduction to the DSP Subsystem in the AWR16xx 09 May 2017
White paper AWR1642: 77GHz Radar-on-Chip for Short-Range Radar Applications 17 Apr 2017
White paper TI smart sensors enable automated driving 17 Apr 2017
White paper Using a complex-baseband architecture in FMCW radar systems 17 Apr 2017

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

AWR1642BOOST — AWR1642 single-chip 76-GHz to 81-GHz automotive radar sensor evaluation module

AWR1642BOOST is an easy-to-use 77GHz mmWave sensor evaluation board for the AWR1642 device, with direct connectivity to the microcontroller unit (MCU) LaunchPad™ development-kit ecosystem.

The BoosterPack™ plug-in module contains everything required to start developing software for on-chip (...)

In stock
Limit: 10
Evaluation board

AWR1642BOOST-ODS — AWR1642 obstacle detection sensor with wide field-of-view (FOV) antenna evaluation module

AWR1642BOOST-ODS is an easy-to-use 77GHz mmWave sensor evaluation board for the AWR1642 device with integrated DSP and MCU. The evaluation board comes with a patch-antenna structure that provides wide field of view (FOV) in both azimuth and elevation planes, and is suited for automotive (...)

In stock
Limit: 10
Evaluation board

DCA1000EVM — Real-time data-capture adapter for radar sensing evaluation module

The DCA1000 evaluation module (EVM) provides real-time data capture and streaming for two- and four-lane low-voltage differential signaling (LVDS) traffic from TI AWR and IWR radar sensor EVMs. The data can be streamed out via 1-Gbps Ethernet in real time to a PC running the MMWAVE-STUDIO tool for (...)

Out of stock on TI.com
Debug probe

TMDSEMU110-U — XDS110 JTAG Debug Probe

The Texas Instruments XDS110 is a new class of debug probe (emulator) for TI embedded processors. The XDS110 replaces the XDS100 family while supporting a wider variety of standards (IEEE1149.1, IEEE1149.7, SWD) in a single pod. Also, all XDS debug probes support Core and System Trace in all ARM (...)

Out of stock on TI.com
Debug probe

TMDSEMU200-U — XDS200 USB Debug Probe

The XDS200 is a debug probe (emulator) used for debugging TI embedded devices.  The XDS200 features a balance of low cost with good performance as compared to the low cost XDS110 and the high performance XDS560v2.  It supports a wide variety of standards (IEEE1149.1, IEEE1149.7, SWD) in a (...)

In stock
Limit: 3
Debug probe

TMDSEMU560V2STM-U — XDS560v2 System Trace USB Debug Probe

The XDS560v2 is the highest performance of the XDS family of debug probes and supports both the traditional JTAG standard (IEEE1149.1) and cJTAG (IEEE1149.7).  Note that it does not support serial wire debug (SWD).

All XDS debug probes support Core and System Trace in all ARM and DSP processors that (...)

In stock
Limit: 1
Debug probe

TMDSEMU560V2STM-UE — XDS560v2 System Trace USB & Ethernet Debug Probe

The XDS560v2 is the highest performance of the XDS family of debug probes and supports both the traditional JTAG standard (IEEE1149.1) and cJTAG (IEEE1149.7). Note that it does not support serial wire debug (SWD).

All XDS debug probes support Core and System Trace in all ARM and DSP processors that (...)

In stock
Limit: 1
Debug probe

TMDSEMUPROTRACE — XDS560v2 PRO TRACE Receiver & Debug Probe

The XDS560v2 PRO TRACE Receiver is the latest model of the XDS560v2 family of high-performance debug probes (emulators) for TI processors. The XDS560v2 is the highest performance of the XDS family of debug probes and supports both the traditional JTAG standard (IEEE1149.1) and cJTAG (IEEE1149.7).

(...)

In stock
Limit: 1
Software development kit (SDK)

MMWAVE-SDK — mmWave software development kit (SDK)

The mmWave software development kit (SDK) is a collection of software packages to enable application evaluation and development on TI mmWave sensors. This tool includes the MMWAVE-SDK and companion packages to support your design needs.

The MMWAVE-SDK is a unified software platform for the TI mmWave (...)

IDE, configuration, compiler or debugger

CCSTUDIO — Code Composer Studio™ integrated development environment (IDE)

Code Composer Studio؜™ software is an integrated development environment (IDE) that supports TI's microcontroller (MCU) and embedded processor portfolios. Code Composer Studio software comprises a suite of tools used to develop and debug embedded applications. The software includes an (...)
IDE, configuration, compiler or debugger

MMWAVE-STUDIO — mmWave studio

mmWave studio (MMWAVE-STUDIO) is a collection of tools that enhance the evaluation of TI mmWave sensors. These easy-to-use tools provide the capability to evaluate and prototype chirp designs and experiment with the out-of-the-box demo. The tools are hosted directly on TI.com and enable interaction (...)
IDE, configuration, compiler or debugger

SAFETI_CQKIT — Safety compiler qualification kit

The Safety Compiler Qualification Kit was developed to assist customers in qualifying their use of the TI ARM, C6000, C7000 or C2000/CLA C/C++ Compiler to functional safety standards such as IEC 61508 and ISO 26262.

The Safety Compiler Qualification Kit:

  • is free of charge for TI customers
  • does (...)
IDE, configuration, compiler or debugger

SYSCONFIG — System configuration tool

To help simplify configuration challenges and accelerate software development, we created SysConfig, an intuitive and comprehensive collection of graphical utilities for configuring pins, peripherals, radios, subsystems, and other components.  SysConfig helps you manage, expose and resolve (...)
Software programming tool

UNIFLASH — UniFlash stand-alone flash tool for microcontrollers, Sitara™; processors and SimpleLink™

Supported devices: CC13xx, CC25xx, CC26xx, CC3x20, CC3x30, CC3x35, Tiva, C2000, MSP43x, Hercules, PGA9xx, IWR12xx, IWR14xx, IWR16xx, IWR18xx , IWR68xx, AWR12xx, AWR14xx, AWR16xx, AWR18xx.  Command line only: AM335x, AM437x, AM571x, AM572x, AM574x, AM65XX, K2G

CCS Uniflash is a standalone tool used (...)

Simulation model

AWR1642 IBIS Model

SWRM032.ZIP (745 KB) - IBIS Model
Simulation model

AWR1642 BSDL Model

SWRM037.ZIP (1 KB) - BSDL Model
Design tool

MMWAVE-3P-SEARCH — mmWave radar sensors third-party search tool

TI has partnered with companies to offer a wide range of solutions using TI mmWave radar sensors and related services. These companies can accelerate your path to production using mmWave radar. Download this search tool to quickly browse our third-party solutions and find the right third-party to (...)
Reference designs

TIDA-01570 — Automotive 77-GHz radar module reference design with object data output

TIDA-01570 is a reference design for a 76- to 81-GHz radar sensor module. The power supplies on board convert the automotive battery input to the required rails for the radar analog front end (AFE), processors and CAN-FD transceiver. After processing, object data is provided over the included N-FD (...)
Reference designs

TIDA-020004 — Automotive RFCMOS 77GHz radar module reference design with object data output over dual CAN FD

This reference design is a solution for a 76 to 81 GHz radar sensor module. The power supplies on board convert the automotive battery input to the required rails for the radar AFE, processors and CAN FD transceiver. All of these functions are included in a small form factor PCB suitable for front (...)
Reference designs

TIDEP-0092 — Short-range radar (SRR) reference design

The TIDEP-0092 reference design provides a foundation for short-range radar (SRR) applications using the AWR1642 evaluation module (EVM). This design allows the estimation and tracking of the position (in the azimuthal plane) and velocity of objects in its field of view up to 80 m,  travelling (...)
Reference designs

TIDA-020011 — Automotive mmWave radar gesture control reference design

This reference design utilizes mmWave Radar and a full automotive power design to provide a sleek, simple solution to capture hand gestures and improve the experience of the driver. The evolution of the automobile has led to the desire for simpler and easier interaction with the ever increasing (...)
Reference designs

TIDEP-0104 — Obstacle detection reference design using 77-GHz mmWave sensor

This reference design demonstrates the use of the AWR1642 single-chip mmWave sensor with integrated DSP as an obstacle-detection sensor for the car door and trunk, enabling applications like automatic car door openers and intelligent car doors that can accurately detect obstacles/objects in a (...)
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  • Ongoing reliability monitoring

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