The MSP430FR5847IRHAT from Texas Instruments represents a sophisticated 16-bit microcontroller solution that addresses the growing demand for ultra-low-power embedded systems with non-volatile memory technology. This integrated circuit belongs to the MSP430 FRAM series and falls within the embedded microcontrollers category, specifically designed to overcome traditional flash memory limitations while delivering exceptional energy efficiency and endurance for battery-powered and energy-harvesting applications.
At its core, this microcontroller features the MSP430 CPUXV2 processor operating at 16MHz, providing robust computational performance for a wide range of embedded applications. The device incorporates 32KB of FRAM (Ferroelectric Random Access Memory) program memory organized as 32K x 8, which represents a significant advancement over conventional flash technology by offering faster write speeds, virtually unlimited write endurance, and lower power consumption during memory operations. Complementing this is 1K x 8 of RAM, providing sufficient workspace for real-time data processing and variable storage.
The MSP430FR5847IRHAT is housed in a compact 40-VQFN (Very Thin Quad Flat No-Lead) package measuring 6x6mm with an exposed pad for enhanced thermal performance, making it ideal for space-constrained designs where board real estate is at a premium. This surface-mount package configuration facilitates automated assembly processes and comes in tape and reel packaging for high-volume manufacturing environments. The device is fully RoHS3 compliant, meeting current environmental and regulatory standards for lead-free electronics manufacturing.
One of the standout features is the extensive peripheral integration, which includes brown-out detection and reset circuitry, Direct Memory Access (DMA) for efficient data transfers without CPU intervention, Power-On Reset (POR), Pulse Width Modulation (PWM) capabilities for motor control and dimming applications, and a Watchdog Timer (WDT) for system reliability. The microcontroller provides 33 general-purpose I/O pins, offering substantial flexibility for interfacing with external components, sensors, and actuators. The integrated data conversion capabilities include 14 channels of 12-bit analog-to-digital converters, enabling precise analog signal measurement for sensor interfacing and monitoring applications.
Connectivity options are comprehensive, featuring multiple serial communication interfaces including I²C, IrDA, SCI, SPI, and UART/USART protocols, allowing seamless integration with various peripheral devices, wireless modules, and communication networks. The device operates across a wide voltage supply range of 1.8V to 3.6V, making it compatible with both standard and low-voltage battery systems, while the internal oscillator eliminates the need for external crystal components in many applications, further reducing bill-of-materials costs and board complexity. The operating temperature range of -40°C to 85°C ensures reliable performance across industrial, automotive, and harsh environment applications.
This microcontroller excels in applications requiring frequent data logging, configuration updates, or parameter storage, as the FRAM technology eliminates the erase-before-write cycles and block limitations inherent in flash memory. Primary application areas include portable medical devices, smart meters and energy management systems, industrial sensors and data loggers, building automation and HVAC controls, wearable electronics, wireless sensor networks, battery-powered instrumentation, and IoT edge devices where power efficiency and data retention are critical.
Regarding equivalent and alternative models, the MSP430 FRAM family offers several related options with varying memory configurations and peripheral sets. The MSP430FR5848 provides increased memory capacity, while the MSP430FR5846 offers a slightly reduced feature set. Other pin-compatible alternatives within the series include the MSP430FR5849 with expanded memory and the MSP430FR5845 for cost-sensitive applications. For applications requiring different package options, Texas Instruments offers the same die in alternative packages such as LQFP and TSSOP configurations. Competitive alternatives from other manufacturers include Microchip's PIC24F series with XLP technology, STMicroelectronics' STM32L0 ultra-low-power series, and Silicon Labs' EFM32 Gecko microcontrollers, though these typically use flash rather than FRAM technology and may not offer the same write endurance and speed advantages.
MSP430FR5847IRHAT Key Technical Attributes
16-bit microcontroller
32KB FRAM program memory
1KB RAM
MSP430FR5847IRHAT Packing Size
40-VQFN (6x6 mm)
Tape & Reel packaging
Surface mount type
MSP430FR5847IRHAT Application
This microcontroller is suitable for embedded systems across industrial control, consumer electronics, and energy management applications, thanks to its low power operation and fast data access. Key areas include portable instrumentation, sensor nodes, smart metering, and automatic monitoring systems. Its operating temperature range from -40°C to 85°C expands its reliability for outdoor and high-stress environments.
MSP430FR5847IRHAT Features
The MSP430FR5847IRHAT is built on a powerful MSP430 CPUXV2 core, running at speeds up to 16MHz, enabling efficient real-time performance. Integrated FRAM program memory offers high-speed access and enhanced write endurance compared to traditional Flash, with 32KB available for application code and data storage. The 1KB RAM improves real-time data processing. The device includes up to 33 general-purpose I/O pins with diverse configurations, supporting flexible and scalable designs. It features a suite of peripherals such as Brown-out Detect/Reset, DMA support for fast data transfers, programmable PWM outputs, a watchdog timer (WDT) for system reliability, and Power-On Reset (POR) circuitry.
Connectivity options are highly versatile, supporting serial interfaces including SPI, UART/USART, and IrDA, making it suitable for a wide range of communication protocols. The integration of 14-channel 12-bit A/D converters expands functionality for sensor interfacing and digital signal processing. Internal oscillators ensure dependable clock management without requiring external components. Surface-mount packaging facilitates compact PCB designs, and the exposed pad enhances thermal dissipation for sustained operation.
MSP430FR5847IRHAT Quality and Safety Features
MSP430FR5847IRHAT complies with RoHS3 standards, reflecting a commitment to environmental and user safety. The integrated brown-out detection and reset features safeguard against voltage anomalies, while the watchdog and power-on logic protect against operational faults. Quality assurance is further reinforced by Texas Instruments’ rigorous production and testing procedures.
MSP430FR5847IRHAT Compatibility
The device is part of Texas Instruments' MSP430 FRAM series, ensuring compatibility with development tools, software libraries, and reference designs for MSP430 microcontrollers. Its footprint conforms to the 40-VQFN exposed pad format, allowing easy replacement in existing MSP430 projects and seamless upgrades using the same hardware design guidelines.
MSP430FR5847IRHAT Datasheet PDF
We offer the industry’s most authoritative and up-to-date datasheet for the MSP430FR5847IRHAT directly on this page. To ensure proper selection and accurate integration in your application, we recommend customers download the datasheet for comprehensive circuit diagrams, connection tables, and in-depth operating specifications.
Quality Distributor
IC-Components is your premium distributor for genuine Luminary Micro/Texas Instruments components. Take advantage of our vast inventory and reliable sourcing for the MSP430FR5847IRHAT. For instant availability and competitive pricing, request your quote on our website today to secure authentic products and industry-leading support.
