Texas Instruments MSP430FR6979IPN

Mfr. Part

MSP430FR6979IPN

Manufacturer

Texas Instruments (Luminary Micro is a TI brand). Y-IC is a quality distributor of Texas Instruments. We are committed to supplying genuine products and giving you the best service and support.

Detailed Description

Ultra-low-power 16-bit microcontroller with 128KB FRAM and 2KB RAM in an 80-pin LQFP (12x12 mm). Runs at up to 16 MHz on the MSP430 CPUxV2 core. Operates from 1.8V to 3.6V with an internal oscillator. -40°C to +85°C ambient range. Provides 63 GPIO. Integrated peripherals include LCD driver, 12-bit ADC (12 channels), DMA, PWM, watchdog timer, power-on reset, and brown-out detection. Communication options include I2C, SPI, UART/USART, IrDA, and SCI. RoHS3 compliant. Base product number MSP430FR6979. Mounting type is surface mount. Supplied in tray packaging. Available quantity 2610.

Key Features

16-bit MSP430 CPUxV2 core at up to 16 MHz

128KB nonvolatile FRAM program/data memory

2KB RAM

12-bit ADC with up to 12 channels for precise analog sensing

Integrated LCD controller for segmented displays

DMA for fast, low-power data transfers

PWM, watchdog, power-on reset, brown-out detect/reset

Internal oscillator for simple clock setup

63 general-purpose I/O pins

Interfaces: I2C, SPI, UART/USART, IrDA, SCI

Wide supply range 1.8V to 3.6V

Low-power modes typical of MSP430 for long battery life

Operating temperature -40°C to +85°C

RoHS3 compliant

Key Advantages

FRAM memory writes are fast, low power, and highly durable compared to Flash

Very low active and sleep current for battery-powered and energy-harvesting designs

Integrated LCD driver reduces BOM for display-based products

Flexible analog front end with 12-bit ADC for accurate measurements

Robust peripheral set (DMA, PWM, WDT) supports real-time control without heavy CPU load

Broad interface support simplifies connectivity to sensors, radios, and other ICs

Mature MSP430 ecosystem with tools, libraries, and community support

Packaging

Device package type 80-LQFP, body size about 12x12 mm

Tray packaging for secure handling in production

Material molded plastic (epoxy) with lead-free plating, RoHS3 compliant

Pin count 80, with 63 GPIO available to the user

Typical pin pitch 0.5 mm (confirm exact pitch in the datasheet)

Pin configuration includes power/ground pins, LCD segment pins, analog inputs, and serial interface pins

Thermal characteristics depend on PCB design; -40°C to +85°C ambient rating. Use solid ground planes and adequate copper area to improve heat spreading. Check datasheet for thermal resistance and recommended layout

Electrical properties include 1.8V to 3.6V supply, up to 16 MHz system clock, internal oscillator, integrated brown-out detect/reset, and low-power sleep modes. See the datasheet for detailed current consumption per mode and timing specs

Lifecycle

Status Active and in production based on the MSP430 FRAM series positioning

Not nearing discontinuation to the best of available information

Potential equivalents or alternatives in the same family (feature and pin compatibility varies, verify before selecting)

- MSP430FR6989IPN 128KB FRAM, similar family with LCD, may offer additional features

- MSP430FR6977IPN Same family variant, check memory and feature differences

- MSP430FR6972IPN 64KB FRAM option in the same family

- MSP430FR5969 series FRAM MCU for low-power applications with different peripheral mix

- MSP430F5529 series Flash-based alternative if USB is required

These are not guaranteed drop-in replacements. Always compare memory size, LCD segment support, ADC channel count, pinout, and packaging. If you need an exact equivalent or more alternatives, please contact our sales team via the Y-IC website for detailed guidance

Key Application Areas

Handheld meters and data loggers with segmented LCDs

Battery-powered sensors and wearables

Industrial sensing and control with low power budgets

Building automation and smart thermostats

Portable medical devices and health monitors

Energy harvesting and ultra-low-power nodes

Consumer products with simple LCD interfaces

Educational and development platforms for low-power systems

Datasheet

Our website hosts the most authoritative and up-to-date datasheet for MSP430FR6979IPN. We recommend downloading the datasheet directly from this page for complete electrical, timing, packaging, and thermal details.

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