Product details

CPU Arm Cortex-M4F Frequency (MHz) 120 ADC 12-bit SAR GPIO 90 UART 8 Number of I2Cs 10 Operating temperature range (C) -40 to 105
CPU Arm Cortex-M4F Frequency (MHz) 120 ADC 12-bit SAR GPIO 90 UART 8 Number of I2Cs 10 Operating temperature range (C) -40 to 105
TQFP (PDT) 128 256 mm² 16 x 16
  • Core
    • 120-MHz Arm® Cortex®-M4F Processor Core With Floating-Point Unit (FPU)
  • Connectivity
    • Ethernet MAC: 10/100 Ethernet MAC With Integrated Ethernet PHY
    • Ethernet PHY: PHY With IEEE 1588 PTP Hardware Support
    • Universal Serial Bus (USB): USB 2.0 OTG, Host, or Device With ULPI Interface Option and Link Power Management (LPM)
    • Eight Universal Asynchronous Receivers/Transmitters (UARTs), Each With Independently Clocked Transmitter and Receiver
    • Four Quad Synchronous Serial Interface (QSSI): With Bi-, Quad-, and Advanced-SSI Support
    • Ten Inter-Integrated Circuit (I2C) Modules With High-Speed Mode Support
    • Two CAN 2.0 A and B Controllers: Multicast Shared Serial-Bus Standard
  • Memories
    • 1024KB of Flash Memory With 4-Bank Configuration Supports an Independent Code Protection for Each Bank
    • 256KB of SRAM With Single-Cycle Access, Provides Nearly 2-GB/s Memory Bandwidth at 120-MHz Clock Frequency
    • 6KB EEPROM: 500-kwrite per 2 Page Block, Leveling, Lock Protection
    • Internal ROM: Loaded With SimpleLink™ SDK Software
      • Peripheral Driver Library
      • Bootloader
    • External Peripheral Interface (EPI): 8-, 16-, or 32-Bit Dedicated Parallel Interface to Access External Devices and Memory (SDRAM, Flash, or SRAM)
  • Security
    • Advanced Encryption Standard (AES): Hardware Accelerated Data Encryption and Decryption Based on 128-, 192-, and 256-Bit Keys
    • Data Encryption Standard (DES): Hardware Accelerated Data Encryption and Decryption Supported by Block Cipher Implementation With 168-Bit Effective Key Length
    • Secure Hash Algorithm/Message Digest Algorithm (SHA/MD5): Advanced Hash Engine That Supports SHA-1, SHA-2, and MD5 Hash Computation
    • Cyclical Redundancy Check (CRC) Hardware
    • Tamper: Support for Four Tamper Inputs and Configurable Tamper Event Response
  • Analog
    • Two 12-Bit SAR-Based ADC Modules, Each Supports Up to 2 Million Samples per Second (2 Msps)
    • Three Independent Analog Comparator Controllers
    • 16 Digital Comparators
  • System Management
    • JTAG and Serial Wire Debug (SWD): One JTAG Module With Integrated Arm SWD Provides a Means of Accessing and Controlling Design-for-Test Features Such as I/O Pin Observation and Control, Scan Testing, and Debugging.
  • Development Kits and Software (See Tools and Software)
    • SimpleLink™ MSP-EXP432E401Y LaunchPad™ Development Kit
    • SimpleLink MSP432E4 Software Development Kit (SDK)
  • Package Information
    • Package: 128-Pin TQFP (PDT)
    • Extended Operating Temperature (Ambient) Range: –40°C to 105°C
  • Core
    • 120-MHz Arm® Cortex®-M4F Processor Core With Floating-Point Unit (FPU)
  • Connectivity
    • Ethernet MAC: 10/100 Ethernet MAC With Integrated Ethernet PHY
    • Ethernet PHY: PHY With IEEE 1588 PTP Hardware Support
    • Universal Serial Bus (USB): USB 2.0 OTG, Host, or Device With ULPI Interface Option and Link Power Management (LPM)
    • Eight Universal Asynchronous Receivers/Transmitters (UARTs), Each With Independently Clocked Transmitter and Receiver
    • Four Quad Synchronous Serial Interface (QSSI): With Bi-, Quad-, and Advanced-SSI Support
    • Ten Inter-Integrated Circuit (I2C) Modules With High-Speed Mode Support
    • Two CAN 2.0 A and B Controllers: Multicast Shared Serial-Bus Standard
  • Memories
    • 1024KB of Flash Memory With 4-Bank Configuration Supports an Independent Code Protection for Each Bank
    • 256KB of SRAM With Single-Cycle Access, Provides Nearly 2-GB/s Memory Bandwidth at 120-MHz Clock Frequency
    • 6KB EEPROM: 500-kwrite per 2 Page Block, Leveling, Lock Protection
    • Internal ROM: Loaded With SimpleLink™ SDK Software
      • Peripheral Driver Library
      • Bootloader
    • External Peripheral Interface (EPI): 8-, 16-, or 32-Bit Dedicated Parallel Interface to Access External Devices and Memory (SDRAM, Flash, or SRAM)
  • Security
    • Advanced Encryption Standard (AES): Hardware Accelerated Data Encryption and Decryption Based on 128-, 192-, and 256-Bit Keys
    • Data Encryption Standard (DES): Hardware Accelerated Data Encryption and Decryption Supported by Block Cipher Implementation With 168-Bit Effective Key Length
    • Secure Hash Algorithm/Message Digest Algorithm (SHA/MD5): Advanced Hash Engine That Supports SHA-1, SHA-2, and MD5 Hash Computation
    • Cyclical Redundancy Check (CRC) Hardware
    • Tamper: Support for Four Tamper Inputs and Configurable Tamper Event Response
  • Analog
    • Two 12-Bit SAR-Based ADC Modules, Each Supports Up to 2 Million Samples per Second (2 Msps)
    • Three Independent Analog Comparator Controllers
    • 16 Digital Comparators
  • System Management
    • JTAG and Serial Wire Debug (SWD): One JTAG Module With Integrated Arm SWD Provides a Means of Accessing and Controlling Design-for-Test Features Such as I/O Pin Observation and Control, Scan Testing, and Debugging.
  • Development Kits and Software (See Tools and Software)
    • SimpleLink™ MSP-EXP432E401Y LaunchPad™ Development Kit
    • SimpleLink MSP432E4 Software Development Kit (SDK)
  • Package Information
    • Package: 128-Pin TQFP (PDT)
    • Extended Operating Temperature (Ambient) Range: –40°C to 105°C

The SimpleLink MSP432E401Y Arm® Cortex®-M4F microcontrollers provide top performance and advanced integration. The product family is positioned for cost-effective applications requiring significant control processing and connectivity capabilities.

The MSP432E401Y microcontrollers integrate a large variety of rich communication features to enable a new class of highly connected designs with the ability to allow critical real-time control between performance and power. The microcontrollers feature integrated communication peripherals along with other high-performance analog and digital functions to offer a strong foundation for many different target uses, spanning from human-machine interface (HMI) to networked system management controllers.

In addition, the MSP432E401Y microcontrollers offer the advantages of widely available development tools, system-on-chip (SoC) infrastructure, and a large user community for Arm-based microcontrollers. Additionally, these microcontrollers use the Arm Thumb®-compatible Thumb-2® instruction set to reduce memory requirements and, thereby, cost. When using the SimpleLink MSP432™ SDK, the MSP432E401Y microcontroller is code compatible with all members of the extensive SimpleLink family, providing flexibility to fit precise needs.

The MSP432E401Y device is part of the SimpleLink microcontroller (MCU) platform, which consists of Wi-Fi®, Bluetooth® low energy, Sub-1 GHz, Ethernet, Zigbee, Thread, and host MCUs, which all share a common, easy-to-use development environment with a single core software development kit (SDK) and rich tool set. A one-time integration of the SimpleLink platform enables you to add any combination of the portfolio’s devices into your design, allowing 100 percent code reuse when your design requirements change. For more information, visit www.ti.com/simplelink.

The SimpleLink MSP432E401Y Arm® Cortex®-M4F microcontrollers provide top performance and advanced integration. The product family is positioned for cost-effective applications requiring significant control processing and connectivity capabilities.

The MSP432E401Y microcontrollers integrate a large variety of rich communication features to enable a new class of highly connected designs with the ability to allow critical real-time control between performance and power. The microcontrollers feature integrated communication peripherals along with other high-performance analog and digital functions to offer a strong foundation for many different target uses, spanning from human-machine interface (HMI) to networked system management controllers.

In addition, the MSP432E401Y microcontrollers offer the advantages of widely available development tools, system-on-chip (SoC) infrastructure, and a large user community for Arm-based microcontrollers. Additionally, these microcontrollers use the Arm Thumb®-compatible Thumb-2® instruction set to reduce memory requirements and, thereby, cost. When using the SimpleLink MSP432™ SDK, the MSP432E401Y microcontroller is code compatible with all members of the extensive SimpleLink family, providing flexibility to fit precise needs.

The MSP432E401Y device is part of the SimpleLink microcontroller (MCU) platform, which consists of Wi-Fi®, Bluetooth® low energy, Sub-1 GHz, Ethernet, Zigbee, Thread, and host MCUs, which all share a common, easy-to-use development environment with a single core software development kit (SDK) and rich tool set. A one-time integration of the SimpleLink platform enables you to add any combination of the portfolio’s devices into your design, allowing 100 percent code reuse when your design requirements change. For more information, visit www.ti.com/simplelink.

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Technical documentation

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Type Title Date
* Data sheet MSP432E401Y SimpleLink™ Ethernet Microcontroller datasheet 26 Oct 2017
* Errata MSP432E4 SimpleLink™ Microcontrollers Silicon Errata 26 Oct 2017
* User guide MSP432E4 SimpleLink™ Microcontrollers Technical Reference Manual (Rev. A) 25 Oct 2018
Technical article 5 ways high-performance MCUs are reshaping the industry 12 Jul 2021
User guide LEDMCUEVM-132 MSP432™ LED Controller Evaluation Module 06 Oct 2020
Application note Variable Time Tag Comparison on SimpleLink™ Devices 05 Jun 2020
Application note Using SimpleLink™ MSP432E4 microcontrollers over the JTAG interface (Rev. A) 11 Jan 2019
User guide SimpleLink™ Ethernet MSP432E401Y MCU LaunchPad™ Development Kit User's Guide (Rev. B) 11 Sep 2018
Technical article An out-of-the-box Internet of Things: building a seamless and secure smart home network 12 Jun 2018
Technical article Boost your SimpleLink MCU development with the Open On-Chip Debugger 11 Apr 2018
White paper Reducing the cost, power and size of connectivity in industrial gateway designs 28 Mar 2018
Third party documents uVision Lab for the TI MSP432E4 LaunchPad Board 28 Dec 2017
Technical article Merging wired and wireless connectivity to build an intelligent gateway to the cloud 28 Nov 2017
User guide MSP432E4 SimpleLink™ Microcontrollers Bootloader (BSL) User's Guide (Rev. A) 16 Nov 2017
Application note System Design Guidelines for SimpleLink™ MSP432E4 Microcontrollers 31 Oct 2017
Application note Using Feature Set of I2C Master on SimpleLink MSP432E4 Microcontrollers 27 Oct 2017
White paper Building a gateway from the sensors to the cloud 26 Oct 2017

Design & development

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

Evaluation board

LEDMCUEVM-132 — MSP432E401Y MCU communications board for LED evaluation modules

The LEDMCUEVM-132 implements SPI communications that support multiple devices on the bus, UART communications for the LMMs family of devices, CAN transceiver for UART to control LMM family of devices, 4 PWM signals for dimming, multiple IOs, isolated 5-V supply, digital isolators, and a standard (...)

In stock
Limit: 5
Evaluation board

LP87644Q1EVM — Automotive 1+1+1+1-phase four output functional safety compliant buck converter evaluation module

The LP87644Q1EVM board can be used to test, demo, debug and configure one or more LP8764-Q1 power managements ICs for automotive and industrial applications. The device on board is LP876441E4RQKRQ1 which has 1+1+1+1-phase configuration for 4 different output voltage rails. The boards can be (...)
Evaluation board

MMWAVEPOEEVM — mmWave sensor power-over-ethernet (PoE) evaluation module

MMWAVEPOEEVM enables Power over Ethernet (PoE) for the TI mmWave sensors carrier card platform (MMWAVEICBOOST and compatible HW moduels sold separately). MMWAVEPOEEVM simplifies deployment for development, test, and production by providing power and data transmission over a single ethernet cable, (...)

In stock
Limit: 50
Evaluation board

TPS6593EVM — TPS6593x 5 bucks and 4 LDOs phase reconfigurable Power Management IC evaluation module

The TP6593EVM board can be used to demo, debug, test, and configure one or more TPS6593x power management ICs for industrial applications. The device installed by default is the TPS65930400RWERQ1 which is the 4 single phase configuration (3.5A each), with one additional step-down converter with 2 (...)
Debug probe

MSP432-DEBUGGERS — Debuggers for MSP432

MSP432 MCUs are designed to work with a variety of debuggers from Texas Instruments and third party vendors.

  • Texas Instruments:
    • XDS100v2:
      • The Spectrum Digital XDS100v2 is the second generation of the XDS100 family of debug probes (emulators) for TI processors. The XDS100 family features the lowest (...)
Development kit

CC3120BOOST — SimpleLink™ Wi-Fi® CC3120 wireless network processor BoosterPack™ plug-in module

The SimpleLink™ Wi-Fi® CC3120 wireless network processor provides users the flexibility to add Wi-Fi to any microcontroller (MCU). The CC3120 BoosterPack™ plug-in-module (CC3120BOOST) is a board which can easily be connected to TI’s MCU Launchpad kits (software examples provided for (...)

Development kit

LAUNCHXL-CC2640R2 — SimpleLink™ Bluetooth® Low Energy CC2640R2 wireless MCU LaunchPad™ development kit

This LaunchPad™ speeds development with a Bluetooth® Low Energy (BLE) connection using the CC2640R2F or CC2640R2L devices. The compatible SDK offers a fully qualified Bluetooth 5 protocol stack for single-mode BLE applications supporting high speed mode and example Bluetooth 5 coded (...)

Development kit

MSP-EXP432E401Y — SimpleLink™ Ethernet MSP432E401Y MCU Launchpad™ Development Kit

The SimpleLink™ Ethernet MSP432E401Y microcontroller LaunchPad™ Development Kit is an intuitive evaluation platform for SimpleLink™ Arm® Cortex®-M4F-based Ethernet MCUs. The Ethernet LaunchPad development kit highlights the MSP432E401Y MCU with integrated Ethernet MAC and (...)

Software development kit (SDK)

SIMPLELINK-MSP432-SDK — SimpleLink MSP432 Software Development Kit (SDK)

The MSP432 software development kit (SDK) is a comprehensive software package that enables engineers to quickly develop highly functional applications on Texas Instruments MSP432™ microcontrollers (MCUs). The MSP432 SDK is comprised of multiple compatible software components including RTOS, (...)
Software development kit (SDK)

SIMPLELINK-WIFI-CC3120-SDK-PLUGIN — SIMPLELINK-SDK-WIFI-PLUGIN

Important Note:

The SimpleLink SDKs are updated regularly, to get the latest release updates click Alert Me above.

The CC3120 SDK contains drivers, many sample applications for Wi-Fi features and internet, and documentation needed to use the CC3120 Internet-on-a-chip™ solution. This SDK can be (...)

Application software & framework

SENSOR-TO-CLOUD — SimpleLink sensor to cloud solution

The Sensor to Cloud is an end-to-end reference solution enabling cloud connectivity for sending and receiving sensor data using various different protocols and gateway configurations.
IDE, configuration, compiler or debugger

ARM-CGT — Arm® code generation tools - compiler

The TI Arm® code generation tools support development of applications for TI Arm-based platforms, especially those featuring TI Arm Cortex-M and Cortex-R series devices. There are now two TI Arm® C/C++ compiler toolchains both of which can be used to compile and link C/C++ and assembly (...)
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

MSPKEIL — ARM® Keil® MDK

MDK Microcontroller Development Kit

ARM® Keil® MDK is a complete debugger and C/C++ compiler toolchain for building and debugging embedded applications. Keil MDK supports SimpleLink™ MSP432™ microcontrollers, and includes a fully integrated debugger for source and disassembly level (...)

IDE, configuration, compiler or debugger

SIMPLELINK-OPENOCD — Open On-Chip Debugger (OpenOCD) for SimpleLink™ Connected MCUs

The Open On-Chip Debugger (OpenOCD) is an open source software development tool supporting the debugging and programming of embedded applications based on SimpleLink™ MCU devices. OpenOCD provides JTAG and Serial Wire Debug(SWD) access to SimpleLink devices from GNU Debugger (GDB) (or directly with (...)
IDE, configuration, compiler or debugger

ULPADVISOR — ULP (Ultra-Low Power) Advisor

ULP (Ultra-Low Power) Advisor is a tool for guiding developers to write more efficient code to fully utilize the unique ultra-low power features of MSP and MSP432 microcontrollers. Aimed at both experienced and new microcontroller developers, ULP Advisor checks your code against a thorough ULP (...)
Plug-in

SIMPLELINK-SDK-BLUETOOTH-PLUGIN — Bluetooth plug-in for the SimpleLink™ MSP432 SDK

The SimpleLink™ SDK Bluetooth Plugin is a companion software package that enables the use of a Bluetooth Network Processor (NWP) on a Host SimpleLink platform. This software package supports the MSP432P4, MSP432E4, and CC32xx devices as Host platforms, and the CC2650MODA, CC2640, and CC26x2R1 as (...)
Plug-in

SIMPLELINK-SDK-WIFI-PLUGIN — SimpleLink™ software development kit (SDK) Wi-Fi® plug-in

The SimpleLink SDK Wi-Fi Plug-in contains drivers, many sample applications for Wi-Fi features and internet, and documentation needed to use the CC3120 or CC3135 Internet-on-a-chip™ solutions. This Plug-in is a companion software package that enables the use of a Wi-Fi radio on any standard (...)
Software programming tool

SEGGER — SEGGER Hardware and Software Development Tools for Embedded Systems

SEGGER offers hardware and software development tools supporting programming and debugging embedded applications based on SimpleLink™ MCU portfolio. SEGGER also provides a complete debugger and GCC C/C++ compiler toolchain for SimpleLink MCU software development. A rich set of embedded (...)
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

MSP432E401Y 128-TQFP (PDT) BSDL Model

SLAM320.ZIP (4 KB) - BSDL Model
Simulation model

MSP432E401Y 128-TQFP (PDT) IBIS Model

SLAM321.ZIP (737 KB) - IBIS Model
Calculation tool

PINMUXTOOL — Pin mux tool

The PinMux Utility is a software tool which provides a Graphical User Interface for configuring pin multiplexing settings, resolving conflicts and specifying I/O cell characteristics for TI MPUs. Results are output as C header/code files that can be imported into software development kits (SDKs) or (...)
Gerber file

Altium MMWAVEPOEEVM EVM Design Files

SWRC364.ZIP (9771 KB)
Reference designs

TIDA-050029 — 45-W, 15-W dual SEPIC LED driver reference design for automotive lighting

This reference design showcases the TPS92682-Q1 dual-channel LED controller used in an automotive front lighting application with high beam (HB) and low beam (LB), daytime running light (DRL), and position (POS) light functionality. The design uses one TPS92682-Q1 device to implement a single-stage (...)
Reference designs

TIDA-050040 — Automotive LED headlight driver module for halogen replacement reference design

This reference design showcases the TPS92682 and the TPS92520 as a fully self functional three-channel LED driver for headlight applications.  The design is intended to be a low-cost halogen headlight module replacement compatible with an automotive body control module.  The three LED (...)
Reference designs

TIDM-1018 — Power Over Ethernet® (PoE) Reference Design for Industrial Gateways

This reference design integrates TI's Power over Ethernet (PoE) with the high-performance SimpleLink™ MSP432E4 Ethernet microcontroller (MCU) with Ethernet to enable customers to develop applications for Internet of Things (IoT) in a small form factor board. The design increases the value of (...)
Package Pins Download
TQFP (PDT) 128 View options

Ordering & quality

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  • Lead finish/Ball material
  • MSL rating/Peak reflow
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  • Qualification summary
  • Ongoing reliability monitoring

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