MSP430FR5730IPW Overview
The MSP430FR5730IPW is a low-power, 16-bit microcontroller built around the MSP430 CPU and non-volatile FRAM memory. It targets battery-powered and energy-conscious industrial applications that demand more reliable non-volatile program storage and fast in-system writes. The device combines multiple timers, a 12-bit ADC, serial interfaces, and low-power modes to deliver higher energy efficiency and faster wake-up than many flash-based alternatives. Find procurement and datasheet links through IC Manufacturer.
MSP430FR5730IPW Technical Specifications
| Parameter | Value |
|---|---|
| Core | 16-bit MSP430 CPU, up to 16 MHz |
| Non-volatile Memory (FRAM) | 16 KB |
| SRAM | 1?C2 KB (on-chip) |
| Analog-to-Digital Converter | 12-bit ADC, up to 200 ksps |
| Serial Interfaces | eUSCI modules supporting UART, SPI, I2C (2 channels) |
| Timers | Multiple 16-bit timers (PWM/capture/compare) |
| DMA | DMA controller for peripheral-to-memory transfers |
| Operating Voltage | 1.8 V to 3.6 V |
| Operating Temperature | -40 ??C to +85 ??C |
| Package | IPW 32-pin QFN-style package (compact footprint) |
MSP430FR5730IPW Key Features
- Single 16-bit MSP430 core with low active and standby currents, enabling prolonged battery life in portable systems.
- Embedded FRAM for fast, high-endurance non-volatile storage, allowing in-application data logging without external memory.
- Integrated 12-bit ADC that supports accurate sensor measurement and reduces the need for external ADC components.
- Multiple serial interfaces (UART, SPI, I2C) for straightforward integration with sensors, power-management ICs, and communication modules.
- Hardware DMA and multiple timers to offload routine data movement and timing tasks, improving deterministic performance and reducing CPU load.
- Wide supply range (1.8?C3.6 V) for compatibility with single-cell Li-ion and multi-cell battery systems, simplifying power design.
Typical Applications
- Battery-powered industrial sensors that require low standby current and reliable non-volatile logging of configuration and measurement data over long deployments.
- Portable handheld instruments where fast wake-up and FRAM write endurance enable frequent state saves and shorter system response times.
- Smart metering endpoints that need accurate 12-bit ADC sampling, robust serial communications, and non-volatile storage for calibration and event records.
- Embedded control nodes in building automation systems that demand compact packages, low power modes, and robust peripheral connectivity for sensors and actuators.
MSP430FR5730IPW Advantages vs Typical Alternatives
The MCU offers more durable non-volatile storage and faster write cycles than typical flash-based microcontrollers, reducing latency for data logging and configuration updates. It uses less energy in standby and wake-up than many 8/32-bit alternatives, which lowers system-level battery drain. The integrated 12-bit ADC and multiple serial interfaces cut the need for external components, saving board space and BOM cost while improving integration and reliability.
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MSP430FR5730IPW Brand Info
The MSP430FR5730IPW is part of the MSP430 family from Texas Instruments. The brand emphasizes low-power embedded processing, FRAM-based non-volatile memory, and a wide ecosystem of development tools and reference designs tailored for industrial and portable applications.
FAQ
What memory type does it use?
The device uses ferroelectric RAM (FRAM) as its non-volatile program and data memory. FRAM delivers fast write speeds and high endurance compared with conventional flash, enabling frequent in-field writes and data logging.
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What is the core clock speed?
The microcontroller is based on a 16-bit MSP430 core that runs up to 16 MHz. This provides a balance of processing throughput and low active energy consumption for real-time control and signal processing tasks.
Which analog and digital peripherals are included?
On-chip peripherals include a 12-bit ADC suitable for sensor measurements, multiple 16-bit timers for PWM and timing functions, eUSCI modules for UART/SPI/I2C communications, and a DMA controller to reduce CPU overhead during transfers.
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What supply voltage range is supported?
The part operates across a 1.8 V to 3.6 V supply range. This allows compatibility with common single-cell battery chemistries and standard 3.3 V systems without additional regulators in many designs.
Which environments is it rated for?
The device is specified for industrial operating temperatures, typically from -40 ??C to +85 ??C, making it suitable for outdoor and industrial use where broader temperature tolerance is required.



