25 MHz MCU with 32KB Flash, 8KB SRAM, 12-bit ADC, Comparator, DMA, UART/SPI/I2C, USB, HW Multiplier


Product details


Features Real-Time Clock Non-volatile memory (kB) 32 RAM (KB) 8 ADC 12-bit SAR ADC: channels (#) 10 GPIO pins (#) 47 I2C 2 SPI 4 UART 2 Comparator channels (#) 8 Timers - 16-bit 4 Bootloader (BSL) USB Special I/O Operating temperature range (C) -40 to 85 Rating Catalog open-in-new Find other MSP430 ultra-low-power MCUs

Package | Pins | Size

BGA MICROSTAR JUNIOR (ZQE) 80 25 mm² 5 x 5 NFBGA (ZXH) 80 25 mm² 5 x 5 VQFN (RGC) 64 81 mm² 9 x 9 open-in-new Find other MSP430 ultra-low-power MCUs


  • Low supply voltage range: 3.6 V down to 1.8 V
  • Ultra-low power consumption
    • Active mode (AM):
      • All system clocks active:
        • 290 µA/MHz at 8 MHz, 3.0 V, flash program execution (typical)
        • 150 µA/MHz at 8 MHz, 3.0 V, RAM program execution (typical)
    • Standby mode (LPM3):
      • Real-time clock (RTC) with crystal, watchdog, and supply supervisor operational, full RAM retention, fast wakeup:
        • 1.9 µA at 2.2 V, 2.1 µA at 3.0 V (typical)
      • Low-power oscillator (VLO), general-purpose counter, watchdog, and supply supervisor operational, full RAM retention, fast wakeup:
        • 1.4 µA at 3.0 V (typical)
    • Off mode (LPM4):
      • Full RAM retention, supply supervisor operational, fast wakeup:
        • 1.1 µA at 3.0 V (typical)
    • Shutdown mode (LPM4.5):
      • 0.18 µA at 3.0 V (typical)
  • Wake up from standby mode in 3.5 µs (typical)
  • 16-bit RISC architecture, extended memory, up to 25-MHz system clock
  • Flexible power-management system
    • Fully integrated LDO with programmable regulated core supply voltage
    • Supply voltage supervision, monitoring, and brownout
  • Unified clock system
    • FLL control loop for frequency stabilization
    • Low-power low-frequency internal clock source (VLO)
    • Low-frequency trimmed internal reference source (REFO)
    • 32-kHz watch crystals (XT1)
    • High-frequency crystals up to 32 MHz (XT2)
  • 16-bit timer TA0, Timer_A with five capture/compare registers
  • 16-bit timer TA1, Timer_A with three capture/compare registers
  • 16-bit timer TA2, Timer_A with three capture/compare registers
  • 16-bit timer TB0, Timer_B with seven capture/compare shadow registers
  • Two universal serial communication interfaces (USCIs)
    • USCI_A0 and USCI_A1 each support:
      • Enhanced UART supports automatic baud-rate detection
      • IrDA encoder and decoder
      • Synchronous SPI
    • USCI_B0 and USCI_B1 each support:
      • I2C
      • Synchronous SPI
  • Full-speed universal serial bus (USB)
    • Integrated USB-PHY
    • Integrated 3.3-V and 1.8-V USB power system
    • Integrated USB-PLL
    • Eight input and eight output endpoints
  • 12-bit analog-to-digital converter (ADC) (MSP430F552x only) with internal reference, sample-and-hold, and autoscan features
  • Comparator
  • Hardware multiplier supports 32-bit operations
  • Serial onboard programming, no external programming voltage needed
  • 3-channel internal DMA
  • Basic timer with RTC feature
  • Development tools and software (also see Tools and Software)
  • Device Comparison summarizes the available family members

All trademarks are the property of their respective owners.

open-in-new Find other MSP430 ultra-low-power MCUs


The Texas Instruments MSP430F55xx microcontrollers (MCUs) are part of the MSP430™ system control & communication family of ultra-low-power microcontrollers consists of several devices featuring peripheral sets targeted for a variety of applications. The architecture, combined with extensive low-power modes, is optimized to achieve extended battery life in portable measurement applications. The microcontroller features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that contribute to maximum code efficiency. The digitally controlled oscillator (DCO) allows the devices to wake up from low-power modes to active mode in 3.5 µs (typical).

The MSP430F5529, MSP430F5527, MSP430F5525, and MSP430F5521 microcontrollers have integrated USB and PHY supporting USB 2.0, four 16-bit timers, a high-performance 12-bit analog-to-digital converter (ADC), two USCIs, a hardware multiplier, DMA, an RTC module with alarm capabilities, and 63 I/O pins. The MSP430F5528, MSP430F5526, MSP430F5524, and MSP430F5522 microcontrollers include all of these peripherals but have 47 I/O pins.

The MSP430F5519, MSP430F5517, and MSP430F5515 microcontrollers have integrated USB and PHY supporting USB 2.0, four 16-bit timers, two USCIs, a hardware multiplier, DMA, an RTC module with alarm capabilities, and 63 I/O pins. The MSP430F5514 and MSP430FF5513 microcontrollers include all of these peripherals but have 47 I/O pins.

Typical applications include analog and digital sensor systems, data loggers, and others that require connectivity to various USB hosts.

The MSP430F55xx MCUs are supported by an extensive hardware and software ecosystem with reference designs and code examples to get your design started quickly. Development kits include the MSP430F5529 USB LaunchPad™ development kit and the MSP430F5529 experimenter’s board as well as the MSP-TS430PN80USB 80-pin target development board and the MSP-TS430RGC64USB 64-pin target development board. TI also provides free MSP430Ware™ software, which is available as a component of Code Composer Studio™ IDE desktop and cloud versions within TI Resource Explorer. The MSP430 MCUs are also supported by extensive online collateral, training, and online support through the TI E2E™ support forum.

For complete module descriptions, see the MSP430F5xx and MSP430F6xx Family User’s Guide.

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Technical documentation

= Top documentation for this product selected by TI
No results found. Please clear your search and try again. View all 32
Type Title Date
* Datasheet MSP430F552x, MSP430F551x Mixed-Signal Microcontrollers datasheet (Rev. P) Sep. 11, 2020
* Errata MSP430F5522 Device Erratasheet (Rev. AC) Apr. 24, 2019
* User guides MSP430x5xx and MSP430x6xx Family User's Guide (Rev. Q) Aug. 17, 2018
User guides MSP430 MCUs Development Guide Book Oct. 09, 2020
Application notes MSP430 System-Level ESD Considerations (Rev. A) Jan. 13, 2020
Application notes MSP430 System ESD Troubleshooting Guide Dec. 13, 2019
Application notes ESD Diode Current Specification (Rev. A) Jul. 10, 2019
Application notes Programming a Flash-Based MSP430 MCU Using the JTAG Interface (Rev. H) Mar. 15, 2019
Application notes Starting a USB Design Using MSP430 MCUs (Rev. B) Oct. 19, 2018
Application notes Understanding MSP430 Flash Data Retention (Rev. A) Aug. 24, 2018
Application notes Mixing C and Assembler With MSP430™ MCUs (Rev. A) Aug. 07, 2018
Application notes Using the TPS3619 With MSP430 Microcontrollers (Rev. B) Aug. 06, 2018
Application notes Random Number Generation Using MSP430™ MCUs (Rev. A) May 16, 2018
Application notes Software Coding Techniques for MSP430™ MCUs (Rev. B) Mar. 14, 2018
Application notes Solutions to Common eUSCI and USCI Serial Communication Issues on MSP430 MCUs (Rev. A) Mar. 01, 2018
Application notes Troubleshooting Guidelines for MSP Devices Oct. 04, 2017
Application notes MSP430 32-kHz Crystal Oscillators (Rev. D) Jul. 18, 2017
Application notes Debugging Flash Issues on the MSP430 Family of Microcontrollers (Rev. A) Mar. 16, 2017
Application notes Migrating from the MSP430F5xx,F6xx Family to the MSP430FR58xx/FR59xx/68xx Family (Rev. D) Nov. 03, 2016
Application notes Advanced Debugging Using the Enhanced Emulation Module (EEM) With CCS v6 (Rev. F) Sep. 06, 2016
Application notes General Oversampling of MSP ADCs for Higher Resolution (Rev. A) Apr. 01, 2016
Technical articles “Touching” the smart grid infrastructure space with capacitive sensing technology Mar. 31, 2016
User guides Safety Manual for MSP430G2xx, F5xx, and FR57xx in IEC 60730 Safety Applications (Rev. A) Jan. 12, 2016
Technical articles Don’t miss out on the top training videos of 2015 Dec. 16, 2015
Application notes MSP Code Protection Features Dec. 07, 2015
Technical articles How fast is your 32-bit MCU? Jul. 15, 2015
Technical articles Lose power, not data with new FRAM microcontrollers May 20, 2015
Application notes Using the USCI I2C Master (Rev. A) Mar. 11, 2015
Application notes USB Field Firmware Updates on MSP430 MCUs (Rev. C) Nov. 12, 2014
White papers Ultra-low power USB for portable embedded applications May 29, 2013
Application notes Creating Autoplay Installers Using MSP430F5529 and CDFS Mar. 14, 2012
Application notes Implementing a Thermocouple Interface With ADC12_A Jul. 19, 2011

Design & development

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

Hardware development

document-generic User guide

The MSP-TS430RGC64USB is a standalone 64-pin ZIF socket target board used to program and debug the MSP430 MCU in-system through the JTAG interface or the Spy Bi-Wire (2-wire JTAG) protocol.

Device Support: The MSP-TS430RGCUSB development board supports MSP430F550x, MSP430F551x and MSP430F552x MCUs in (...)



  • Development board (MSP-TS430RGC64USB) MSP-TS430RGC64USB with a 64-pin ZIF socket fitting MSP430 derivatives in 64-pin QFN (RGC) packages includes an LED indicator, JTAG adapter, and header pin-outs for prototyping.
  • Supports all debugging interfaces using a standard 14-pin JTAG header such as the (...)

Software development

MSP430Ware for MSP Microcontrollers
MSPWARE MSP430Ware is a collection of resources that help users to effectively create and build MSP430 code. These resources support ALL MSP430 microcontrollers (MCUs). As one user mentioned, “It’s essentially everything developers need to become MSP430 microcontroller experts!”

This complete collection of (...)

  • Collection of MSP design resources
  • Available within CCS, as a standalone executable, or as part of TI’s new Cloud-based tools
  • Auto-updates through the web
  • Sleek & intuitive GUI for browsing content
  • Features the MSP Driver Library
  • Automatic filtering of content using a unique 2-pane view
IEC60730 Software Package
MSP430-IEC60730-SW-PACKAGE The IEC60730 MSP430 software package was developed to be useful in assisting customers in complying with IEC 60730-1:2010 (Automatic Electrical Controls for Household and Similar Use – Part 1: General Requirements) for up to Class B products, which includes home appliances, arc detectors (...)
Supports testing these parts:
  • MSP430G23xx
  • MSP430G24xx
  • MSP430G25xx
  • MSP430G2x44
  • MSP430G2x55
  • MSP430F5xx
  • MSP430FR2433
  • MSP430FR25xx
  • MSP430FR26xx
  • MSP430FR57xx
MSP430 USB Developers Package
MSP430USBDEVPACK The USB Developers Package for MSP430 is a software package containing all necessary source code and sample applications required for developing a USB-based MSP430 project. The package only supports MSP430 USB devices.

Note: This software is available as part of MSPWare. If you have downloaded and (...)

  • MSP430 API Code Stacks - Contains all necessary API's and examples to get started with USB development, using the CDC (Communications Device Class), HID (Human Interface Device) and MSC (Mass Storage Class) classes. The USB API also supports composite devices where a single physical device contains (...)
Digital Signal Processing (DSP) Library for MSP430 Microcontrollers
MSP-DSPLIB The TI MSP430™ Digital Signal Processing library is a set of optimized functions to perform common signal processing operations for MSP430 microcontrollers. These functions are used in applications where processing-intensive transforms are done in real-time for minimal energy and with very (...)
Fixed Point Math Library for MSP
MSP-IQMATHLIB The Texas Instruments® MSP IQmath and Qmath Libraries are a collection of highly optimized and high-precision mathematical functions for C programmers to seamlessly port a floating-point algorithm into fixed-point code on MSP430 and MSP432 devices. These routines are typically used in (...)
  • Optimized fixed point functions - reduce development time and enable developers to focus on optimizing application code
  • Up to 100x higher performance when executing common fixed point scalar math functions in CCS – this means the MSP microcontroller can remain in low power modes longer than (...)
Bootloader (BSL) for MSP low-power microcontrollers
MSPBSL The bootloader (BSL) on MSP430™ microcontrollers (MCUs) lets users communicate with embedded memory in the MSP MCUs during the prototyping phase, final production, and in service. This is done through standard interfaces such as UART, I2C, SPI, and USB. Both the programmable memory (...)
Floating Point Math Library for MSP430
MSPMATHLIB MSPMathLib is an accelerated floating point math library for MSP430™ MCUs that delivers up to 26x faster computation for the most commonly used math functions. The library seamlessly integrates with projects to replace floating point math functions such as sin, cos, tan, log, exp and sqrt (...)
  • Up to 26x higher performance when executing floating point scalar math functions
  • Remains in low power modes longer due to the increased performance
  • Free and easy to use –  now integrated in CCS and IAR
Code Composer Studio™ Integrated Development Environment for MSP Microcontrollers

Code Composer Studio is an integrated development environment (IDE) that supports TI's Microcontroller and Embedded Processors portfolio. Code Composer Studio comprises a suite of tools used to develop and debug embedded applications. It includes an optimizing C/C++ compiler, source code editor (...)

ENERGIA Energia is an open source & community-driven integrated development environment (IDE) & software framework. Based on the Wiring framework, Energia provides an intuitive coding environment as well as a robust framework of easy-to-use functional APIs & libraries for programming a (...)
  • Simple & easy-to-use code editor & compiler with built-in Serial Monitor/terminal
  • Features a robust framework of intuitive functional APIs for controlling microcontroller peripherals (i.e. digitalRead, digitalWrite, Serial.print, etc)
  • Support for various TI embedded devices (MSP430, TM4C, CC3200 (...)
EnergyTrace Technology
ENERGYTRACE EnergyTrace™ software for MSP430™ MCUs, MSP432™ MCUs, CC13xx wireless MCUs and CC26xx wireless MCUs is an energy-based code analysis tool that measures and displays the energy profile of an application and helps optimize it for ultra-low-power consumption.

As most developers know, it is difficult to (...)

  • Current measurement is enabled for all MSP430 MCUs, MSP432 MCUs and connectivity devices
  • Tracing of CPU states is available on selected MSP430 MCUs, MSP432 MCUs, CC13x2 wireless MCUs and CC26x2 wireless MCUs 
  • Tracing of peripheral states is also available on selected MSP430 MCUs, CC13x2 (...)
IAR Embedded Workbench
Provided by IAR Systems IAR Embedded Workbench includes the IAR C/C++ compiler and C-SPY debugger for building and debugging embedded applications for your selected target microcontroller. The IAR compiler generates highly optimized code for your application, and the debugger is a fully integrated debugger for source and (...)
MSP MCU Programmer and Debugger
MSP-FET The MSP-FET is a powerful emulation development tool – often called a debug probe – which allows users to quickly begin development on MSP low-power microcontrollers (MCU).

It supports programming and real-time debugging over both JTAG and SBW interfaces. Furthermore, the MSP-FET also provides a (...)

  • USB debugging interface to connect any MSP430 MCU to a computer for real-time, in-system programming and debugging
  • Enables EnergyTrace™ technology for energy measurement and debugging on all MSP430 and MSP432 devices in the Code Composer Studio and IAR Embedded Workbench development environments
  • (...)
MSP-GANG Production Programmer
MSP-GANG The MSP Gang Programmer (MSP-GANG) is a MSP430™/MSP432™ device programmer that can program up to eight identical MSP430/MSP432 Flash or FRAM devices at the same time. It connects to a host PC using a standard RS-232 or USB connection and provides flexible programming options that allow (...)
  • Quickly and reliably program Flash or FRAM-based MSP devices via RS-232 or USB interface
  • Several programming modes:
    • Interactive Mode – Programming while connected to PC using the MSP GANG Programmer GUI
    • Program from Image – An image can be stored, which contains configuration options and code (...)
UniFlash stand-alone flash tool for microcontrollers, Sitara™; processors and SimpleLink™
UNIFLASH 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 to (...)

SLAC300L.ZIP (240 KB)

Design tools & simulation

SLAC060E.ZIP (97 KB)

CAD/CAE symbols

Package Pins Download
NFBGA (ZXH) 80 View options
VQFN (RGC) 64 View options

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