AWR2243

ACTIVE

76-GHz to 81-GHz automotive second-generation high-performance MMIC

Product details

Frequency range 76 - 81 GHz Number of receivers 4 Number of transmitters 3 ADC sampling rate (max) (Msps) 45 Interface type MIPI-CSI2, SPI Edge AI enabled No Rating Automotive Operating temperature range (°C) -40 to 140 TI functional safety category Functional Safety-Compliant Power supply solution LP87745-Q1
Frequency range 76 - 81 GHz Number of receivers 4 Number of transmitters 3 ADC sampling rate (max) (Msps) 45 Interface type MIPI-CSI2, SPI Edge AI enabled No Rating Automotive Operating temperature range (°C) -40 to 140 TI functional safety category Functional Safety-Compliant Power supply solution LP87745-Q1
FCCSP (ABL) 161 108.16 mm² 10.4 x 10.4
  • FMCW transceiver
    • Integrated PLL, transmitter, receiver, baseband, and ADC
    • 76GHz to 81GHz coverage with 5GHz available bandwidth
    • Four receive channels
    • Three transmit channels
    • Ultra-accurate chirp engine based on Fractional-N PLL
    • TX power: 13dBm
    • RX noise figure: 13dB
    • Phase noise at 1MHz:
      • –96dBc/Hz (76GHz to 77GHz)
      • –94dBc/Hz (77GHz to 81GHz)
  • Built-in calibration and self-test
    • Built-in firmware (ROM)
    • Self-calibrating system across process and temperature
  • Host interface
    • Control interface with external processor over SPI or I2C interface
    • Data interface with external processor over MIPI D-PHY and CSI2 v1.1
    • Interrupts for Fault Reporting
  • 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
  • AEC-Q100 qualified
  • AWR2243 advanced features
    • Embedded self-monitoring with limited Host processor involvement
    • Complex baseband architecture
    • Option of cascading multiple devices to increase channel count
    • Embedded interference detection capability
  • Power management
    • Built-in LDO Network for enhanced PSRR
    • I/Os support dual voltage 3.3V/1.8V
  • Clock source
    • Supports externally driven clock (square/sine) at 40MHz
    • Supports 40MHz crystal connection with load capacitors
  • 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 temp range: –40°C to 140°C
  • FMCW transceiver
    • Integrated PLL, transmitter, receiver, baseband, and ADC
    • 76GHz to 81GHz coverage with 5GHz available bandwidth
    • Four receive channels
    • Three transmit channels
    • Ultra-accurate chirp engine based on Fractional-N PLL
    • TX power: 13dBm
    • RX noise figure: 13dB
    • Phase noise at 1MHz:
      • –96dBc/Hz (76GHz to 77GHz)
      • –94dBc/Hz (77GHz to 81GHz)
  • Built-in calibration and self-test
    • Built-in firmware (ROM)
    • Self-calibrating system across process and temperature
  • Host interface
    • Control interface with external processor over SPI or I2C interface
    • Data interface with external processor over MIPI D-PHY and CSI2 v1.1
    • Interrupts for Fault Reporting
  • 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
  • AEC-Q100 qualified
  • AWR2243 advanced features
    • Embedded self-monitoring with limited Host processor involvement
    • Complex baseband architecture
    • Option of cascading multiple devices to increase channel count
    • Embedded interference detection capability
  • Power management
    • Built-in LDO Network for enhanced PSRR
    • I/Os support dual voltage 3.3V/1.8V
  • Clock source
    • Supports externally driven clock (square/sine) at 40MHz
    • Supports 40MHz crystal connection with load capacitors
  • 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 temp range: –40°C to 140°C

The AWR2243 device is an integrated single-chip FMCW transceiver capable of operation in the 76GHz to 81GHz band. The device enables unprecedented levels of integration in an extremely small form factor. AWR2243 is designed for low power, self-monitored, ultra-accurate radar systems in the automotive space.

The AWR2243 device is a self-contained FMCW transceiver single-chip device that simplifies the implementation of Automotive Radar sensors in the band of 76GHz to 81GHz. The device is built on TI’s low-power 45nm RFCMOS process, which enables a monolithic implementation of a 3TX, 4RX system with built-in PLL and ADC converters. 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 device including reference hardware design, software drivers, sample configurations, API guide, and user documentation.

The AWR2243 device is an integrated single-chip FMCW transceiver capable of operation in the 76GHz to 81GHz band. The device enables unprecedented levels of integration in an extremely small form factor. AWR2243 is designed for low power, self-monitored, ultra-accurate radar systems in the automotive space.

The AWR2243 device is a self-contained FMCW transceiver single-chip device that simplifies the implementation of Automotive Radar sensors in the band of 76GHz to 81GHz. The device is built on TI’s low-power 45nm RFCMOS process, which enables a monolithic implementation of a 3TX, 4RX system with built-in PLL and ADC converters. 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 device including reference hardware design, software drivers, sample configurations, API guide, and user documentation.

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More information

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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet AWR2243 Single-Chip 76- to 81-GHz FMCW Transceiver datasheet (Rev. D) PDF | HTML 05 Feb 2024
* Errata AWR2243 Device Errata Silicon Revisions 1.0 and 1.1 (Rev. C) PDF | HTML 05 Oct 2023
* EVM User's guide AWR2243 Evaluation Module (AWR2243BOOST) mmWave Sensing Solution User's Guide (Rev. D) PDF | HTML 20 Jan 2026
Application note Getting Started with mmWave Sensors PDF | HTML 12 Mar 2025
Certificate AWR2243-2X-CAS-EVM EU Declaration of Conformity (DoC) 24 Jan 2025
Functional safety information Design Guide for Functional Safety Compliant Systems using mmWave Radar Sensors (Rev. A) PDF | HTML 04 Apr 2024
Functional safety information TUV SUD Functional Safety Certificate for AWR Devices (Rev. A) 11 Jan 2024
Application note AWR2243 Bootloader Flow (Rev. A) PDF | HTML 02 May 2023
Application note Self-Calibration of mmWave Radar Devices (Rev. C) PDF | HTML 11 Jan 2023
Application note Interference Mitigation For AWR/IWR Devices (Rev. A) PDF | HTML 22 Sep 2022
White paper How Radar is Displacing Traditional Technologies PDF | HTML 11 Feb 2022
Functional safety information Report on the Certificate Z10 088989 0023 Rev. 00 04 Feb 2022
Application note mmWave Radar Radome Design Guide PDF | HTML 17 Aug 2021
Application note mmWave Production Testing Overview PDF | HTML 10 Apr 2021
Application note Cascade Coherency and Phase Shifter Calibration PDF | HTML 28 Nov 2020
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
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
Design guide Imaging Radar Using Cascaded mmWave Sensor Reference Design (Rev. A) 25 Jul 2019
Technical article The need for speed – The future of radar processing PDF | HTML 17 Jul 2019
Technical article Imaging radar: one sensor to rule them all PDF | HTML 09 Jul 2019
Application note AWR2243 Cascade (Rev. B) PDF | HTML 16 May 2019
Application note MIMO Radar (Rev. A) 26 Jul 2018
Application note TI mmWave Radar sensor RF PCB Design, Manufacturing and Validation Guide 07 May 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
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
White paper Cities grow smarter through innovative semiconductor technologies 07 Jul 2017
Application note System Performance Measurement With the mmWave Sensor 10 May 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

AWR2243-2X-CAS-EVM — Two-device mmWave cascade evaluation module for automotive 4D imaging radar

This automotive radar is a cascaded 76GHz to 81GHz radar sensor module. This includes two device cascaded array of AWR2243 devices and an AM2732R radar processor. In this cascaded radar configuration, a primary device distributes a 20GHz local-oscillator (LO) signal to both the primary and (...)
User guide: PDF | HTML
Not available on TI.com
Evaluation board

AWR2243BOOST — AWR2243 second-generation 76-GHz to 81-GHz high-performance automotive MMIC evaluation module

The AWR2243 BoosterPack™ plug-in module is an easy-to-use evaluation board for the single-chip AWR2243 mmWave sensing device.

AWR2243BOOST contains everything required to start developing using the MMWAVE-STUDIO environment and the DCA1000 real-time data capture adapter.

The standard 20-pin (...)

User guide: PDF | HTML
Not available on TI.com
Evaluation board

DCA1000EVM — DCA1000 evaluation module for real-time data capture and streaming

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 (...)

User guide: PDF
Not available on TI.com
Evaluation board

ALTOS-3P-V2 — Altos four-chip cascaded imaging radar based on TDA4 processor

Altos Radar is the world’s leading imaging radar developer for automotive applications. 

 

The Altos V2 is a four-chip cascaded imaging radar design that is based on TI AWR2243 MMIC and TDA4 processor. It features a customized 12TX and 16TX antenna array design, complete signal processing pipeline, (...)

Hardware programming tool

HS-3P-77-3D-WGA-LOP-4X4 — Antenna design for ADAS radar sensors from HUBER+SUHNER

77GHz 3D waveguide antenna 4Tx4R - RF substrate independent solution family

HUBER+SUHNER has developed and manufactures a second-generation 3D metallized plastic waveguide antenna designed for RF substrate-independent solutions. This cutting-edge technology, enabled by proprietary interfaces, (...)

Third-party accessory

GAPW-3P-ANTENNA — Antenna design for ADAS radar sensors from GapWaves

Gapwaves offers high-performance, low-loss, and cost-efficient waveguide antennas for short-, mid- and long-range automotive radars and industrial applications. Our antennas feature a flexible design and a compact form factor, robust contact-free PCB integration and support contact-free LoP (...)

From: Gapwaves
Third-party accessory

VCTR-3P-VX1000 — VX1000 Measurement and Calibration Interface Hardware

The VX1000 hardware enables measurement and calibration tools such as CANape to access ECUs with high performance and marginal impact on runtime. It is designed for use in vehicles but can also be used on test benches and in the laboratory. Thanks to its high scalability and broad portfolio, the (...)

Software development kit (SDK)

MMWAVE-MCUPLUS-SDK mmWave SDK for AWR2544, AWR2944 and AM2732

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

MMWAVE-MCUPLUS-SDK is a (...)

Supported products & hardware

Supported products & hardware

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Application software & framework

PVIZ-3P-MIMSO — Provizio 5D MIMSO® radar software

Provizio MIMSO is a radar imaging enhancement solution that transforms high-resolution radar data into dense, high-fidelity 3D environmental perception. By using an active antenna architecture and advanced signal processing techniques, MIMSO significantly increases angular resolution and (...)
From: Provizio Ltd
Firmware

MMWAVE-DFP mmWave device firmware package (DFP) for 1st-generation AWR1243 parts

mmWave –DFP is a device firmware package for TI’s 77GHz RF transceiver devices (AWR1243, AWR2243). This package provides firmware/ROM patches and API that provides seamless control and configuration for the RF operation in real-time from an external host device as well as allow periodic (...)

Supported products & hardware

Supported products & hardware

Download options
Firmware

MMWAVE-DFP-2G mmWave device firmware package (DFP) for 2nd-generation AWR2243 parts

mmWave –DFP is a device firmware package for TI’s 77GHz RF transceiver devices (AWR1243, AWR2243). This package provides firmware/ROM patches and API that provides seamless control and configuration for the RF operation in real-time from an external host device as well as allow periodic (...)

Supported products & hardware

Supported products & hardware

Download options
GUI for evaluation module (EVM)

MMWAVE-SENSING-ESTIMATOR-CLOUD mmWave sensing estimator cloud development on TI Resource Explorer

The mmWave Sensing Estimator is a web-based configuration tool for TI radar sensors
Supported products & hardware

Supported products & hardware

Getting started

TI-DEVELOPER-ZONE Start embedded development on your desktop or in the cloud

From evaluation to deployment the TI Developer Zone provides a comprehensive range of software, tools and training to ensure that you have everything you need for each stage of the development process.
Supported products & hardware

Supported products & hardware

IDE, configuration, compiler or debugger

CCSTUDIO Code Composer Studio™ integrated development environment (IDE)

Code Composer Studio is an integrated development environment (IDE) for TI's microcontrollers and processors. It is comprised of a rich suite of tools used to build, debug, analyze and optimize embedded applications. Code Composer Studio is available across Windows®, Linux® and macOS® platforms.

(...)

Supported products & hardware

Supported products & hardware

Launch Download options
IDE, configuration, compiler or debugger

MMWAVE-STUDIO mmWave studio GUI tools for 1st-generation parts (xWR1243, xWR1443, xWR1642, xWR1843, xWR6843, xWR6443)

MMWAVE-STUDIO is a stand-alone Windows® GUI that provides the ability to configure and control mmWave sensor modules and collect analog-to-digital (ADC) data for offline analysis. ADC data capture is intended to enable evaluation and characterization of radio-frequency (RF) performance, (...)

Supported products & hardware

Supported products & hardware

Download options
IDE, configuration, compiler or debugger

MMWAVE-STUDIO-2G mmWave studio GUI tools for 2nd-generation parts (xWR2243)

MMWAVE-STUDIO is a stand-alone Windows® GUI that provides the ability to configure and control mmWave sensor modules and collect analog-to-digital (ADC) data for offline analysis. ADC data capture is intended to enable evaluation and characterization of radio-frequency (RF) performance, (...)

Supported products & hardware

Supported products & hardware

Download options
Online training

RADAR-ACADEMY mmWave Radar Academy

The Radar Academy is a documentation package intended to provide educational resources related to mmWave radar technology
Supported products & hardware

Supported products & hardware

Software programming tool

UNIFLASH CCStudio UniFlash for most TI microcontrollers (MCUs) and mmWave sensors

UniFlash is a software tool for programming on-chip flash on TI microcontrollers and wireless connectivity devices and on-board flash for TI processors. UniFlash provides both graphical and command-line interfaces.

UniFlash can be run from the cloud on the TI Developer Zone or downloaded and used (...)

Supported products & hardware

Supported products & hardware

Launch Download options
Support software

RADAR-TOOLBOX Radar evaluation and development support package with example projects, documentation and tools

The Radar Toolbox is a collection of demos, software tools, and documentation designed to assist in the evaluation of TI Radar Devices
Supported products & hardware

Supported products & hardware

Browse Download options
Simulation model

AWR2243 BSDL Model

SPRM755.ZIP (274 KB) - BSDL Model
Simulation model

AWR2243 IBIS Model

SPRM754.ZIP (1055 KB) - IBIS 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

TIDEP-01012 — Imaging radar using cascaded mmWave sensor reference design

The cascade development kit has two main use cases:
  1. To use the MMWCAS-DSP-EVM as a capture card to fully evaluate the AWR2243 four-chip cascade performance by using the mmWave studio tool, please read the TIDEP-01012 design guide.
  2. To use the MMWCAS-DSP-EVM to develop radar real time SW application, (...)
Design guide: PDF
Schematic: PDF
Reference designs

TIDA-020047 — Two-device mmWave cascade reference design for automotive 4D imaging radar

This automotive radar reference design is a cascaded 76-GHz to 81-GHz radar sensor module. This includesa two-device cascaded array of AWR2243 devices and an AM2732R radar processor. In this cascaded radar configuration, a primary device distributes a 20-GHz local-oscillator (LO) signal to both (...)
Design guide: PDF
Package Pins CAD symbols, footprints & 3D models
FCCSP (ABL) 161 Ultra Librarian

Ordering & quality

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  • Ongoing reliability monitoring
Information included:
  • Fab location
  • Assembly location

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