MSP430FR2475TRHAR Overview
The MSP430FR2475TRHAR is a low-power 16?bit microcontroller optimized for sensor and control applications that demand nonvolatile memory and high efficiency. It combines a reduced?instruction?set CPU with embedded FRAM for fast, frequent writes and long data retention. With multiple peripheral interfaces, low active and standby currents, and a wide supply range, it fits battery-powered and energy?harvesting systems. For component sourcing and additional manufacturing resources, visit IC Manufacturer.
MSP430FR2475TRHAR Technical Specifications
| CPU Core | 16?bit MSP430 RISC |
| Nonvolatile Memory (FRAM) | 16 KB |
| SRAM | 1 KB |
| Maximum CPU Clock | 16 MHz |
| Operating Voltage | 1.8 V to 3.6 V |
| ADC Resolution | 12?bit ADC |
| General?Purpose I/O | up to 32 pins |
| Timers | Two 16?bit Timer_A modules |
| Serial Interfaces | eUSCI modules for UART, SPI, I2C |
| Package | 48?pin QFN (TRHAR reel option) |
MSP430FR2475TRHAR Key Features
- Single 16?bit core with low instruction overhead for efficient control and predictable timing.
- Embedded FRAM enabling fast write cycles and high write endurance, which reduces system wear and enables frequent nonvolatile logging.
- Low operating current across active and standby modes to extend battery life in portable designs.
- Integrated 12?bit ADC and multiple timers for accurate sensing and deterministic real?time control.
- On?chip eUSCI modules provide flexible UART, SPI, and I2C connectivity for sensor networks and external peripherals.
- Wide 1.8?C3.6 V supply range for compatibility with common battery chemistries and regulated rails.
- Compact QFN package options for high component density and improved thermal performance.
Typical Applications
- Battery?powered sensor nodes that require repeated data logging to nonvolatile memory with low energy per write and long operational life.
- Industrial control endpoints needing deterministic timers and 12?bit analog sampling for precise measurement and closed?loop control.
- Wearable devices where low active and standby currents extend user runtime and FRAM supports frequent state saves during intermittent power events.
- Communicating metering modules that must interface with multiple peripherals over UART, SPI, or I2C while storing configuration and logs in nonvolatile memory.
MSP430FR2475TRHAR Advantages vs Typical Alternatives
The device stands out by combining FRAM speed and endurance with a 16?bit MSP430 core, delivering faster nonvolatile writes and higher write endurance than flash?based microcontrollers. It typically uses less power in low?power modes compared with 32?bit alternatives, providing better battery life for sensor and metering use cases. Integrated timers and eUSCI serial blocks reduce external component count and lower total system cost while improving integration.
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MSP430FR2475TRHAR Brand Info
The MSP430FR2475TRHAR is produced by Texas Instruments, a global semiconductor company known for mixed?signal and embedded processing devices. TI??s MSP430 family focuses on ultra?low?power microcontrollers with FRAM options, broad toolchain support, and long?term production availability for industrial and consumer designs.
FAQ
What is the core architecture?
The device uses a 16?bit MSP430 RISC core designed for low code density and predictable timing. The core supports efficient control loops and deterministic peripheral interaction for embedded applications.
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How much nonvolatile memory is available?
It includes 16 KB of embedded FRAM, which enables fast, energy?efficient writes and high endurance compared with traditional flash, making it suitable for frequent logging and configuration storage.
What analog and timing peripherals are provided?
The microcontroller offers a 12?bit ADC and two 16?bit Timer_A modules, giving precise analog measurement capability and flexible PWM, capture, and compare functions for control tasks.
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Which serial interfaces are supported?
On?chip eUSCI modules provide UART, SPI, and I2C interfaces, allowing multi?protocol connectivity to sensors, radios, and external memory with fewer external components.
What supply voltage does the device require?
The device operates across a wide 1.8 V to 3.6 V supply range, enabling direct use with common battery chemistries and standard 3.3 V system rails for flexible power design.