MSP430FR5989IPMR Overview
The MSP430FR5989IPMR is a low?power, 16?bit FRAM microcontroller optimized for battery?sensitive and real?time industrial applications. It combines a reduced?instruction?set CPU with nonvolatile FRAM to deliver faster writes, higher endurance, and lower energy per write than flash. The device integrates mixed?signal peripherals and multiple communication interfaces to reduce external component count. Sourcing specialists and design engineers can learn more from the manufacturer at IC Manufacturer.
MSP430FR5989IPMR Technical Specifications
| Parameter | Specification |
|---|---|
| Core | 16?bit RISC MSP430 CPU |
| Nonvolatile Memory (FRAM) | 128 KB |
| SRAM / RAM | 2 KB |
| Maximum CPU Clock | 16 MHz |
| Operating Voltage | 1.8 V to 3.6 V |
| Temp. Range | -40 ??C to +85 ??C |
| Package | 64?pin package (IPMR) |
| Peripherals | Multiple timers, eUSCI serial modules, ADC module |
| Low?Power Modes | Several LPM states for ??A?class standby currents |
| CPU Architecture | Energy?optimized instruction set |
MSP430FR5989IPMR Key Features
- FRAM nonvolatile memory ?? enables fast, high?endurance writes and lower energy per write than flash, improving data?logging and wear performance.
- 16?bit MSP430 core ?? provides predictable instruction timing for deterministic control and lower code size compared with 32?bit alternatives.
- Ultra?low power modes ?? reduce active and standby energy use, extending battery life in portable and remote industrial systems.
- Integrated mixed?signal peripherals ?? timers, ADC and serial interfaces cut BOM cost and board area by reducing external components.
Typical Applications
- Battery?powered sensing nodes for industrial monitoring that require persistent data logging with frequent writes and long service life.
- Portable measurement instruments that need deterministic control, lower code size, and energy?efficient standby between measurements.
- Building automation controllers where nonvolatile configuration storage, multiple timers, and serial interfaces simplify system integration.
- Smart metering and energy management endpoints that demand reliable nonvolatile storage and ultra?low quiescent current over long deployments.
MSP430FR5989IPMR Advantages vs Typical Alternatives
The FRAM?based MCU offers faster and more energy?efficient writes than typical flash?based microcontrollers, which can cut write latency and extend logged?data endurance. With a 16?bit core and tightly integrated peripherals, it often achieves smaller code size and lower active current than many 32?bit alternatives for control tasks. The result is simpler BOMs, longer battery life, and more reliable nonvolatile storage for industrial and portable applications.
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MSP430FR5989IPMR Brand Info
MSP430-series microcontrollers are designed and marketed by Texas Instruments. The family focuses on low?power operation and mixed?signal integration. This device follows TI??s emphasis on energy efficiency, FRAM reliability, and broad peripheral support for industrial and battery?powered designs.
FAQ
What memory type does this MCU use?
The device uses FRAM (ferroelectric RAM) as its nonvolatile memory. FRAM supports fast writes, high write endurance, and lower energy per write compared with flash memory.
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What is the operating voltage range?
The microcontroller operates across a low?voltage range suitable for batteries and industrial rails, enabling flexible power?supply design and compatibility with common system voltages.
How does the core choice impact power and code size?
The 16?bit MSP430 core delivers efficient code density and predictable instruction timing. For control?oriented tasks, it typically yields smaller firmware size and lower active current than many higher?performance cores.
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Which interfaces are integrated on the chip?
The device integrates multiple serial communication modules, timers, and an analog?to?digital converter. These peripherals reduce the need for external interface ICs and simplify PCB layout.
Is this MCU suitable for battery?powered designs?
Yes. The combination of ultra?low power modes and FRAM makes it suitable for battery?critical applications that require frequent nonvolatile writes and long standby intervals.