Product details

TI.com inventory 13 Frequency (MHz) 400 RAM (KB) 5120 ADC 10-bit SAR GPIO 94 UART 4 Operating temperature range (C) -40 to 105 Ethernet MAC only
TI.com inventory 13 Frequency (MHz) 400 RAM (KB) 5120 ADC 10-bit SAR GPIO 94 UART 4 Operating temperature range (C) -40 to 105 Ethernet MAC only
NFBGA (ZCE) 285 169 mm² 13 x 13

Processor Cores:

  • Dual-core Arm Cortex-R5F MCU subsystem operating up to 400 MHz, highly-integrated for real-time processing

    • Dual-core Arm® Cortex®-R5F cluster supports dual-core and single-core operation
    • 32KB ICache and 32KB DCache per R5F core with SECDED ECC on all memories
    • Single-core: 128KB TCM per cluster (128KB TCM per R5F core)
    • Dual-core: 128KB TCM per cluster (64KB TCM per R5F core)
  • TMS320C66x DSP core
    • Single core, 32-bit, floating point DSP
    • Operating at 450 MHz (14.4 GMAC)

Memory subsystem:

  • Up to 5.0 MB On Chip RAM (OCSRAM)
    • Memory space sharable between DSP, MCU, and shared L3
    • 3.5625MB shared L3 memory
    • 960KB dedicated to Main subsystem
    • 384KB dedicated to DSP subsystem
  • External Memory Interfaces (EMIF)
    • QSPI interface operating up to 67 MHz

System on Chip (SoC) Services and Architecture:

  • 12x EDMA for various subsystems, MCU, DSP and Accelerator cores
  • 5x Real-Time Interrupt (RTI) modules
  • Mailbox system for Interprocessor Communication (IPC)
  • JTAG/Trace interfaces for device debugging
  • Clock source
    • 40.0 MHz crystal with internal oscillator
    • Supports external oscillator at 40/50 MHz
    • Supports externally driven clock (Square/Sine) at 40/50 MHz

High-speed Serial Interfaces:

  • 10/100 Mbps Ethernet (RGMII/RMII/MII)
  • Input: 2x 4-lane MIPI D-PHY CSI 2.0 Data
  • Output: 4-lane Aurora/LVDS

General Connectivity Peripherals:

  • General Purpose Analog to Digital Converters (GPADC)
    • 1x 9-channel ADC supporting up to 625 Ksps
  • Digital Connectivity
    • 4x Serial Peripheral Interface (SPI) controllers operating up to 25 MHz
    • 3x Inter-Integrated Circuit (I2C) ports
    • 4x Universal Asynchronous Receiver-Transmitters (UART)

Industrial and control interfaces:

  • 3x Enhanced Pulse-Width Modulator (ePWM)
  • 1x Enhanced Capture Module (eCAP)
  • 2x Modular Controller Area Network (MCAN) modules with CAN-FD support

Power Management:

  • Simplified power sequencing and reduced number of power supply rails
  • Dual voltage digital I/O supporting 3.3V and 1.8V operation

Security:

  • Device Security
    • Programmable embedded Hardware Security Module (HSM)
    • Secure authenticated and encrypted boot support
    • Customer programmable root keys, symmetric keys (256 bit), Asymmetric keys (up to RSA-4K or ECC-512) with Key revocation capability
    • Crypto hardware accelerators - PKA with ECC, AES (up to 256 bit), TRNG/DRBG

Functional Safety:

  • Functional Safety-Compliant targeted
    • Developed for functional safety applications
    • Documentation will be available to aid ISO 26262 functional safety system design
    • Hardware integrity up to ASIL B targeted
    • Safety-related certification
      • ISO 26262 certification by TÜV SÜD planned
  • AEC-Q100 qualification targeted
  • Operating Conditions
    • Automotive grade temperature range supported
    • Industrial grade temperature range supported

Package options:

  • ZCE (285-pin) nFBGA package 13mm x 13mm, 0.65 mm pitch
  • 45-nm technology
  • Compact solution size

Processor Cores:

  • Dual-core Arm Cortex-R5F MCU subsystem operating up to 400 MHz, highly-integrated for real-time processing

    • Dual-core Arm® Cortex®-R5F cluster supports dual-core and single-core operation
    • 32KB ICache and 32KB DCache per R5F core with SECDED ECC on all memories
    • Single-core: 128KB TCM per cluster (128KB TCM per R5F core)
    • Dual-core: 128KB TCM per cluster (64KB TCM per R5F core)
  • TMS320C66x DSP core
    • Single core, 32-bit, floating point DSP
    • Operating at 450 MHz (14.4 GMAC)

Memory subsystem:

  • Up to 5.0 MB On Chip RAM (OCSRAM)
    • Memory space sharable between DSP, MCU, and shared L3
    • 3.5625MB shared L3 memory
    • 960KB dedicated to Main subsystem
    • 384KB dedicated to DSP subsystem
  • External Memory Interfaces (EMIF)
    • QSPI interface operating up to 67 MHz

System on Chip (SoC) Services and Architecture:

  • 12x EDMA for various subsystems, MCU, DSP and Accelerator cores
  • 5x Real-Time Interrupt (RTI) modules
  • Mailbox system for Interprocessor Communication (IPC)
  • JTAG/Trace interfaces for device debugging
  • Clock source
    • 40.0 MHz crystal with internal oscillator
    • Supports external oscillator at 40/50 MHz
    • Supports externally driven clock (Square/Sine) at 40/50 MHz

High-speed Serial Interfaces:

  • 10/100 Mbps Ethernet (RGMII/RMII/MII)
  • Input: 2x 4-lane MIPI D-PHY CSI 2.0 Data
  • Output: 4-lane Aurora/LVDS

General Connectivity Peripherals:

  • General Purpose Analog to Digital Converters (GPADC)
    • 1x 9-channel ADC supporting up to 625 Ksps
  • Digital Connectivity
    • 4x Serial Peripheral Interface (SPI) controllers operating up to 25 MHz
    • 3x Inter-Integrated Circuit (I2C) ports
    • 4x Universal Asynchronous Receiver-Transmitters (UART)

Industrial and control interfaces:

  • 3x Enhanced Pulse-Width Modulator (ePWM)
  • 1x Enhanced Capture Module (eCAP)
  • 2x Modular Controller Area Network (MCAN) modules with CAN-FD support

Power Management:

  • Simplified power sequencing and reduced number of power supply rails
  • Dual voltage digital I/O supporting 3.3V and 1.8V operation

Security:

  • Device Security
    • Programmable embedded Hardware Security Module (HSM)
    • Secure authenticated and encrypted boot support
    • Customer programmable root keys, symmetric keys (256 bit), Asymmetric keys (up to RSA-4K or ECC-512) with Key revocation capability
    • Crypto hardware accelerators - PKA with ECC, AES (up to 256 bit), TRNG/DRBG

Functional Safety:

  • Functional Safety-Compliant targeted
    • Developed for functional safety applications
    • Documentation will be available to aid ISO 26262 functional safety system design
    • Hardware integrity up to ASIL B targeted
    • Safety-related certification
      • ISO 26262 certification by TÜV SÜD planned
  • AEC-Q100 qualification targeted
  • Operating Conditions
    • Automotive grade temperature range supported
    • Industrial grade temperature range supported

Package options:

  • ZCE (285-pin) nFBGA package 13mm x 13mm, 0.65 mm pitch
  • 45-nm technology
  • Compact solution size

The AM273x family of microcontrollers is a highly-integrated, high-performance microcontroller based on the Arm Cortex-R5F and a C66x floating-point DSP cores. The device enables Original-Equipment Manufacturers (OEM) and Original-Design Manufacturers (ODM) to quickly bring to market devices with robust software support, rich user interfaces, and high performance, through the maximum flexibility of a fully integrated, mixed processor solution.

With an integrated Hardware Security Module (HSM) and functional safety support built in, large, integrated RAM on die and a wide temperature range, the AM273x offers a safe, secure and cost effective solution for many industrial and automotive applications.

The AM273x device is provided as part of a complete platform solution including hardware reference designs, software drivers, DSP library, sample software configurations/applications, API guide, and user documentation.

The AM273x family of microcontrollers is a highly-integrated, high-performance microcontroller based on the Arm Cortex-R5F and a C66x floating-point DSP cores. The device enables Original-Equipment Manufacturers (OEM) and Original-Design Manufacturers (ODM) to quickly bring to market devices with robust software support, rich user interfaces, and high performance, through the maximum flexibility of a fully integrated, mixed processor solution.

With an integrated Hardware Security Module (HSM) and functional safety support built in, large, integrated RAM on die and a wide temperature range, the AM273x offers a safe, secure and cost effective solution for many industrial and automotive applications.

The AM273x device is provided as part of a complete platform solution including hardware reference designs, software drivers, DSP library, sample software configurations/applications, API guide, and user documentation.

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Technical documentation

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Type Title Date
* Data sheet AM273x Sitara™ Microcontrollers datasheet (Rev. A) PDF | HTML 28 Feb 2022
* Errata AM273x Sitara Microcontrollers Silicon Revision 1.0 (Rev. A) PDF | HTML 06 Oct 2022
* User guide AM273x Technical Reference Manual (Rev. B) 30 Nov 2022
Application note Debugging Sitara AM2x Microcontrollers PDF | HTML 24 Oct 2022
Application note Optimized Trigonometric Functions on TI Arm Cores (Rev. A) PDF | HTML 08 Aug 2022
More literature New Product Update: AM2732 17 Mar 2022
Application note Power Estimation Tool PDF | HTML 01 Dec 2021
Technical article 5 ways high-performance MCUs are reshaping the industry 12 Jul 2021

Design & development

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

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

TMDS273GPEVM — AM273x Arm-based MCU general purpose evaluation module

The AM273x evaluation module (EVM) is a standalone test, development and evaluation platform that lets developers evaluate AM273x functionality and develop prototypes for a variety of applications.

TMDS273GPEVM is equipped with a Sitara™ AM2732 microcontroller along with additional components (...)

User guide: PDF | HTML
Not available on TI.com
Software development kit (SDK)

MCU-PLUS-SDK-AM273X MCU+ SDK for AM273x – RTOS, No-RTOS

The MCU+ SDK (Software Development Kit) is a unified software platform for TI embedded processors providing easy setup and fast out-of-the-box access to examples, benchmarks and demos.  This software accelerates application development schedules by eliminating the need to create basic system (...)

Supported products & hardware

Supported products & hardware

Products
Arm Cortex-R MCUs
AM2732 Dual-core Arm® Cortex-R5F based MCU with C66x DSP, ethernet and security up to 400 MHz AM2732-Q1 Automotive dual-core Arm® Cortex-R5F MCU up to 400 MHz with C66x DSP, Ethernet, safety, security
Hardware development
TMDS273GPEVM AM273x Arm-based MCU general purpose evaluation module
Evaluate in the cloud Download options
Software development kit (SDK)

MMWAVE-MCUPLUS-SDK mmWave SDK for 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

Products
Automotive mmWave radar sensors
AWR2243 76-GHz to 81-GHz automotive second-generation high-performance MMIC AWR2944 Automotive second-generation, 76-GHz to 81-GHz, high-performance SoC for corner and long-range radar
Arm Cortex-R MCUs
AM2732 Dual-core Arm® Cortex-R5F based MCU with C66x DSP, ethernet and security up to 400 MHz AM2732-Q1 Automotive dual-core Arm® Cortex-R5F MCU up to 400 MHz with C66x DSP, Ethernet, safety, security
Hardware development
AWR2944EVM AWR2944 evaluation module for automotive second-generation, 76-GHz to 81-GHz, high-performance SoC
Download options
Firmware

VCTR-3P-AUTOSAR — Vector AUTOSAR, HSM, and networking software components for the automotive industry

Vector is the leading manufacturer of software tools and embedded components for the development of electronic systems and networking from CAN to Automotive Ethernet. Vector has been a partner of automotive manufacturers, suppliers and related industries since 1988, providing software components, (...)
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 comprises a suite of tools used to develop and debug embedded applications.  Code Composer Studio is available for download across Windows®, Linux® and macOS® (...)

Supported products & hardware

Supported products & hardware

This design resource supports most products in these categories.

Check the product details page to verify support.

Products
Automotive mmWave radar sensors
AWR1243 76-GHz to 81-GHz high-performance automotive MMIC AWR1443 Single-chip 76-GHz to 81-GHz automotive radar sensor integrating MCU and hardware accelerator AWR1642 Single-chip 76-GHz to 81-GHz automotive radar sensor integrating DSP and MCU AWR1843 Single-chip 76-GHz to 81-GHz automotive radar sensor integrating DSP, MCU and radar accelerator AWR1843AOP Single-chip 76-GHz to 81-GHz automotive radar sensor integrating antenna on package, DSP and MCU AWR2243 76-GHz to 81-GHz automotive second-generation high-performance MMIC AWR2944 Automotive 2nd-generation, 76-GHz to 81-GHz, high-performance SoC for corner and long-range radar AWR6443 Single-chip 60-GHz to 64-GHz automotive radar sensor integrating MCU and radar accelerator AWR6843 Single-chip 60-GHz to 64-GHz automotive radar sensor integrating DSP, MCU and radar accelerator AWR6843AOP Single-chip 60-GHz to 64-GHz automotive radar sensor integrating antenna on package, DSP and MCU
Industrial mmWave radar sensors
IWR1443 Single-chip 76-GHz to 81-GHz mmWave sensor integrating MCU and hardware accelerator IWR1642 Single-chip 76-GHz to 81-GHz mmWave sensor integrating DSP and MCU IWR1843 Single-chip 76-GHz to 81-GHz industrial radar sensor integrating DSP, MCU and radar accelerator IWR6443 Single-chip 60-GHz to 64-GHz intelligent mmWave sensor integrating MCU and hardware accelerator IWR6843 Single-chip 60-GHz to 64-GHz intelligent mmWave sensor integrating processing capability IWR6843AOP Single-chip 60-GHz to 64-GHz intelligent mmWave sensor with integrated antenna on package (AoP)
Develop in the cloud Download options
Online training

AM27X-ACADEMY AM27x academy

AM27x academy features easy-to-use training modules ranging from the basics of getting started to advanced development topics.
Supported products & hardware

Supported products & hardware

Products
Arm-based microcontrollers|Cortex-R5F MCUs|> 300 to < 800 MHz|Integrated DSP
AM2732 Dual-core Arm® Cortex-R5F based MCU with C66x DSP, ethernet and security up to 400 MHz AM2732-Q1 Automotive dual-core Arm® Cortex-R5F MCU up to 400 MHz with C66x DSP, Ethernet, safety, security
Arm-based microcontrollers|Cortex-R5F MCUs|≥ 800 MHz|Integrated DSP
Arm Cortex-R MCUs
AM2732 Dual-core Arm® Cortex-R5F based MCU with C66x DSP, ethernet and security up to 400 MHz AM2732-Q1 Automotive dual-core Arm® Cortex-R5F MCU up to 400 MHz with C66x DSP, Ethernet, safety, security
Software
Software development kit (SDK)
MCU-PLUS-SDK-AM273X

AM273x software development kit (SDK) for Sitara™ microcontrollers

Simulation model

AM273x BSDL Model

SPRM790.ZIP (3 KB) - BSDL Model
Simulation model

AM273x IBIS Model

SPRM789.ZIP (2167 KB) - IBIS Model
Simulation model

AM273x Power Estimation Tool

SPRM803.ZIP (674 KB) - Power Model
Simulation model

AM273x Thermal Model

SPRM788.ZIP (31 KB) - Thermal Model
Package Pins Download
NFBGA (ZCE) 285 View options

Ordering & quality

Information included:
  • RoHS
  • REACH
  • Device marking
  • Lead finish/Ball material
  • MSL rating/Peak reflow
  • MTBF/FIT estimates
  • Material content
  • Qualification summary
  • Ongoing reliability monitoring

Support & training

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If you have questions about quality, packaging or ordering TI products, see TI support. ​​​​​​​​​​​​​​

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