Texas Instruments MSP430FR6979IPNR

Mfr. Part

MSP430FR6979IPNR

Manufacturer

Luminary Micro Texas Instruments

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Detailed Description

Ultra low power 16 bit MSP430 FRAM microcontroller with 128 KB nonvolatile FRAM program memory and 2 KB SRAM working memory. Runs up to 16 MHz on the MSP430 CPUXV2 core. 63 general purpose I O pins. Integrated peripherals include 12 bit ADC with 12 channels, LCD controller, DMA, timers with PWM, watchdog, power on reset and brown out reset. Internal oscillator. Wide supply range 1.8 V to 3.6 V. Industrial temperature grade minus 40 C to plus 85 C. Package is 80 LQFP 12 mm x 12 mm for surface mount. RoHS3 compliant. Series MSP430 FRAM. Base product number MSP430FR6979. Supplied in Tape and Reel. Current stock quantity 2646

Key Features

MSP430 CPUXV2 16 bit core up to 16 MHz for responsive real time control

128 KB FRAM program memory for fast writes, high endurance, and instant nonvolatile storage

2 KB SRAM for fast data access

12 bit ADC with 12 input channels for accurate sensor measurements

Integrated LCD controller for segmented display applications

DMA for fast peripheral to memory transfers without CPU load

Multiple timers with PWM for precise timing and motor or LED control

Watchdog, power on reset, brown out detect for robust system protection

Internal oscillator simplifying clock design

63 GPIO pins to maximize interface flexibility

Communications interfaces include I2C, SPI, UART USART, and IrDA

Wide supply 1.8 V to 3.6 V supporting battery powered designs

Industrial temperature range minus 40 C to plus 85 C

RoHS3 compliant and lead free

Key Advantages

FRAM memory enables near instant, low energy writes compared to flash, improving data logging, configuration storage, and wear life

Ultra low power architecture reduces battery size and extends runtime in portable devices

Rich peripheral set and many GPIO pins reduce external components and simplify design

Integrated LCD controller streamlines user interface on meters and instruments

Robust operation with watchdog, BOR, POR, and internal oscillator helps meet reliability targets

Mature MSP430 ecosystem with tools, libraries, and community speeds development

Wide voltage range fits common battery chemistries and regulated rails

Packaging

Type 80 LQFP for surface mount, supplied in Tape and Reel for automated assembly

Material molded epoxy plastic body with copper alloy leadframe and lead free finish, RoHS3 compliant

Size body 12 mm x 12 mm, 80 pins, low profile quad flat package

Pin configuration 80 pins total with up to 63 configurable GPIO plus dedicated power, clock, and LCD segment drive pins, consult datasheet for exact pinout and multiplexing

Thermal characteristics device rated for ambient operation minus 40 C to plus 85 C, actual thermal performance depends on PCB copper, airflow, and enclosure, consult datasheet for thermal resistance values

Electrical properties supply 1.8 V to 3.6 V, core up to 16 MHz, program memory 128 KB FRAM, SRAM 2 KB, ADC 12 bit 12 channels, internal oscillator, connectivity I2C SPI UART USART IrDA, see datasheet for timing, I O drive, and current consumption in active and low power modes

Lifecycle

Status active in the MSP430 FRAM family and not flagged for discontinuation at the time of writing

Alternatives in the MSP430 FRAM portfolio depending on pin count and memory need

- MSP430FR6989 higher pin count family member with FRAM and LCD controller

- MSP430FR5969 FRAM MCU with similar low power focus and different peripheral mix

- MSP430FR5959 FRAM MCU variant for mid range applications

- Packaging variant MSP430FR6979IPN tray instead of Tape and Reel

Important note verify pin compatibility, LCD segment support, and peripheral mapping before substitution

If you need exact drop in or pin to pin equivalents contact our sales team via the Y-IC website for a tailored cross reference and availability update

Key Application Areas

Utility and smart metering with segmented LCD display and data logging

Portable medical and wellness devices that require ultra low power and reliable nonvolatile storage

Industrial sensing, data acquisition, and control with robust analog front end and timers

Handheld test instruments with LCD readout and long battery life

Building automation, thermostats, and human interface panels

Wearables and consumer devices that benefit from fast FRAM writes and low standby power

Energy harvesting and battery backed systems needing frequent safe nonvolatile updates

Datasheet

Our website hosts the most authoritative datasheet for MSP430FR6979IPNR. Download the datasheet on this page to get exact pinouts, electrical specs, timing, and thermal data

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