MSP430FR5992IRGZR 16-bit FRAM microcontroller 64-pin QFN

MSP430FR5992IRGZR Overview

The MSP430FR5992IRGZR is a low-power, 16-bit microcontroller featuring nonvolatile FRAM memory and a rich set of on-chip peripherals for mixed-signal industrial designs. It targets battery-powered and energy-sensitive systems that need higher integration and deterministic write endurance. This device combines a compact 64-pin package, multiple serial interfaces, and analog conversions to deliver more I/O and lower standby current than many comparable microcontrollers. Learn more from IC Manufacturer.

MSP430FR5992IRGZR Technical Specifications

MSP430FR5992IRGZR Key Features

• 16-bit MSP430 core delivering efficient control logic and lower code size compared to 32-bit alternatives in similar low-power classes.
• FRAM nonvolatile memory offering faster writes and higher endurance than flash, which improves field-updates and logging reliability.
• Low-voltage operation from 1.8 V to 3.6 V for direct battery compatibility and longer runtime in portable systems.
• Integrated ADC and DMA enabling high-throughput data acquisition with minimal CPU load for more deterministic real-time performance.
• Multiple serial interfaces (UART/SPI/I2C) for simpler board-level integration with sensors, memory, and communication modules.
• Compact 64-pin package balancing abundant I/O against PCB area and enabling more pins than smaller packages from comparable families.

Typical Applications

• Battery-powered industrial sensors that require frequent nonvolatile data logging and field firmware updates while minimizing power draw.
• Portable medical monitors where fast nonvolatile writes and deterministic low-power states extend operational life between charges.
• Smart metering and utility endpoints that need robust nonvolatile storage, multiple comms interfaces, and long-term field reliability.
• Human-machine interfaces and compact control panels that combine analog sensing, serial peripherals, and segmented display drivers.

MSP430FR5992IRGZR Advantages vs Typical Alternatives

The MSP430FR5992IRGZR provides a stronger balance of low-power operation and nonvolatile write performance than many flash-based MCU choices. With FRAM, the device supports faster and more frequent writes without the erase cycles required by flash, which improves reliability and reduces update time. Compared with 8-bit parts, the 16-bit core offers more efficient code density. Compared with larger 32-bit MCUs, it consumes fewer microamps in standby while still offering multiple serial interfaces and DMA for throughput.

MSP430FR5992IRGZR Brand Info

T he MSP430FR5992IRGZR is produced by Texas Instruments (TI), a leading supplier of analog and embedded processing ICs. TI positions this MSP430 family for low-power embedded and industrial applications where FRAM endurance and minimal standby current matter most.

FAQ

What core does it use?

The device uses a 16-bit MSP430 RISC core that focuses on low active and standby current. This core yields compact code and energy-efficient control for sensor and control applications.

How much nonvolatile memory is available?

This device includes 256 KB of FRAM. FRAM enables faster in-system writes and higher write endurance than flash, which supports frequent logging and robust firmware updates.

Which communication peripherals are included?

Multiple eUSCI modules provide UART, SPI, and I2C interfaces. These standard serial ports simplify integration with sensors, external memory, and radio modules across many designs.

What is the operating voltage range?

The MCU operates from 1.8 V to 3.6 V, allowing direct connection to common battery chemistries and single-supply industrial rails without external regulators in many designs.

Is there DMA support?

Yes, the part includes 8 DMA channels to offload data movement from the CPU. DMA reduces CPU wake time and supports efficient peripheral-to-memory transfers for higher system efficiency.