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Home Products Integrated Circuits (ICs)Specialized ICs~~MSP430FG4250IRGZT~~

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MSP430FG4250IRGZT - Texas Instruments

Name: Texas Instruments MSP430FG4250IRGZT
Brand: Texas Instruments
SKU: MSP430FG4250IRGZT
Availability: InStock
Rating: 5 (5 reviews)

Manufacturer Part Number: MSP430FG4250IRGZT

Manufacturer: Texas Instruments

Allelco Part Number: 41D-MSP430FG4250IRGZT

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 17,610 pcs available, New & Original

Parts Description: VQFN-48

Data sheet: -

Category: Integrated Circuits (ICs) > Specialized ICs

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In stock: 17610

Specifications

MSP430FG4250IRGZT Tech Specifications
Texas Instruments - MSP430FG4250IRGZT technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - MSP430FG4250IRGZT

Product Attribute	Attribute Value
Part Number	MSP430FG4250IRGZT
Package	VQFN-48
Description	VQFN-48
Stock Condition	Get 17610 pcs available quantity at Allelco
Payment	PayPal / TT / Credit Card / Western Union
Allelco Certifications	ESD / ISO 9001 / ISO 13485 / ISO 28000

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
RoHs Status	-
Warranty	100% Perfect Functions
Transport port	Hong Kong
Shipping by	DHL / FedEx / UPS / TNT / SF Express
RFQ Email	info@allelco.com

Parts Introduction

Manufacturer Part Number

MSP430FG4250IRGZT

Manufacturer

Texas Instruments

Introduction

The MSP430FG4250IRGZT is a 16-bit ultra-low-power mixed-signal microcontroller from Texas Instruments' MSP430 family. It features a range of integrated peripherals and is designed for applications requiring low power consumption and advanced analog capabilities.

Product Features and Performance

16-bit MSP430 CPU core

8 MHz clock speed

16 KB flash memory and 256 B RAM

Integrated LCD controller, PWM, brown-out detection, and watchdog timer

5 x 16-bit ADCs and 1 x 12-bit DAC

32 general-purpose I/O pins

8 V to 3.6 V operating voltage range

Operating temperature range of -40°C to 85°C

Product Advantages

Ultra-low power consumption for extended battery life

Integrated analog and digital peripherals for diverse application needs

Configurable with a wide range of development tools and software libraries

Key Reasons to Choose This Product

Excellent performance-to-power ratio for battery-powered and energy-efficient applications

Comprehensive peripheral set for robust system design

Long-term availability and support from Texas Instruments

Quality and Safety Features

Compliance with industry standards and certifications

Robust design for reliable operation in challenging environments

Compatibility

The MSP430FG4250IRGZT is compatible with other members of the MSP430 microcontroller family, allowing for easy migration and code reuse across different projects.

Application Areas

Portable and battery-powered devices

Industrial automation and control systems

Medical and healthcare equipment

Metering and monitoring applications

Product Lifecycle

The MSP430FG4250IRGZT is currently not recommended for new designs, as it is being phased out. However, there are a range of alternative and equivalent MSP430 microcontrollers that can be considered for new projects. Customers are advised to contact our website's sales team for more information on suitable replacement options.

Frequently Asked Questions(FAQ)

What are the key power management features of the MSP430FG4250IRGZT microcontroller that support low-power embedded applications?: The MSP430FG4250IRGZT leverages the MSP430 CPU16 core architecture, which is specifically optimized for ultra-low power consumption. Its operating voltage range of 1.8V to 3.6V allows integration into systems where energy efficiency is critical. The device includes built-in brown-out detection and reset circuitry, ensuring stable operation under fluctuating supply conditions. Additionally, it supports multiple low-power modes, such as LPM3 and LPM4, which reduce current draw to microamps when the processor is inactive. These features make it suitable for battery-powered or energy-harvesting applications where long operational life is required.

How does the MSP430FG4250IRGZT compare to other MSP430 series microcontrollers in terms of memory architecture and peripheral integration?: Compared to earlier MSP430 variants, the MSP430FG4250IRGZT offers a refined memory layout with 16KB of FLASH program memory and 256 bytes of RAM, providing sufficient code space for complex control algorithms while maintaining compact size. Unlike basic MSP430 models focused solely on CPU efficiency, this device integrates advanced peripherals including a 5-channel 16-bit A/D converter and a 12-bit D/A converter, along with LCD controller support—features typically found only in higher-end members of the MSP430x4xx family. This combination enables direct signal conditioning and display interfacing without requiring external components, reducing both board real estate and system complexity.

Can the MSP430FG4250IRGZT be used in industrial temperature environments, and what design considerations apply?: Yes, the MSP430FG4250IRGZT is rated for operation from -40°C to 85°C, making it suitable for industrial and automotive edge applications where thermal extremes may occur. However, designers should account for potential shifts in leakage currents at elevated temperatures, which can affect sleep-mode power consumption. Additionally, the internal oscillator accuracy may drift slightly outside nominal values under wide temperature swings; therefore, if precise timing is required, an external crystal should be used instead of relying solely on the internal RC oscillator. Proper PCB layout and decoupling near the VCC pins also help maintain stability across the full operating range.

What is the significance of the 48-VQFN (7x7) package for the MSP430FG4250IRGZT in high-density designs?: The 48-pin VQFN package with a 7mm x 7mm footprint provides a compact form factor that maximizes pin count while minimizing board area—ideal for space-constrained portable devices. Its exposed pad enhances thermal dissipation and electrical grounding, improving reliability during prolonged operation. With 32 general-purpose I/Os distributed across the perimeter, designers can efficiently route signals without sacrificing routing layers. The small outline also reduces parasitic inductance, benefiting high-speed ADC sampling and PWM output integrity. This makes the package particularly advantageous in medical wearables, IoT sensors, and handheld instrumentation where miniaturization and performance must coexist.

How does the MSP430FG4250IRGZT handle analog-to-digital conversion, and what factors influence its effective resolution in real-world use?: The MSP430FG4250IRGZT incorporates five integrated 16-bit successive approximation register (SAR) ADCs, enabling simultaneous multi-channel sampling with programmable gain and reference selection. In practice, achieving full 16-bit resolution depends on several variables: input signal bandwidth, noise floor of the analog front end, reference voltage stability, and sample-and-hold settling time. For example, converting a slowly varying sensor signal with proper filtering can yield 14–15 effective bits, whereas high-frequency inputs may degrade performance due to slew-rate limitations. Designers should ensure adequate decoupling, guard rings around sensitive traces, and avoid switching digital loads near analog paths to preserve linearity and dynamic range.

Why might a developer choose the MSP430FG4250IRGZT over an ARM Cortex-M0-based MCU despite differences in core architecture?: While ARM Cortex-M0 devices often offer higher clock speeds and more deterministic interrupt latency, the MSP430FG4250IRGZT excels in ultra-low active and standby power profiles, consuming as little as 160 µA/MHz in active mode and under 1 µA in shutdown. It also integrates specialized analog peripherals like a 12-bit DAC and LCD driver, eliminating need for discrete ICs in human-machine interface applications. Furthermore, the MSP430 toolchain supports energy-aware debugging and profiling tools that simplify optimization for power-sensitive designs. For battery-operated systems prioritizing longevity over peak throughput, the trade-off favors the MSP430’s efficiency-oriented design philosophy.

What precautions should be taken when programming the MSP430FG4250IRGZT’s FLASH memory to avoid corruption?: Writing to FLASH requires careful handling due to erase/write cycles being destructive operations. The MSP430FG4250IRGZT supports byte-level writes but mandates sector erasure before modification, typically involving a 64-byte block. To prevent corruption, always validate checksums or use bootloader redundancy schemes. Power must remain stable during erase sequences—brown-out protection helps, but adding bulk capacitance near the VDD pin further reduces risk of mid-write interruption. Also, avoid executing code from the same FLASH bank being modified; relocating critical routines to RAM or using flash shadowing improves reliability. TI recommends limiting FLASH writes to <100k cycles per block in production firmware.

Does the MSP430FG4250IRGZT require external components for basic operation, and what minimal bill-of-materials looks like?: At minimum, the MSP430FG4250IRGZT needs a stable 3.3V or 1.8V supply, bypass capacitors (typically 100nF ceramic placed close to VCC/GND), and pull-up resistors on reset lines if not using hardware supervision. An optional external crystal (e.g., 32.768 kHz) can replace the internal oscillator for RTC accuracy. No external memory is required due to onboard FLASH/RAM. For ADC functionality, simple RC filters on analog inputs may be added depending on source impedance. This minimal setup enables rapid prototyping while leaving room for peripheral expansion based on application demands.

How does the watchdog timer (WDT) in the MSP430FG4250IRGZT enhance system robustness in field-deployed devices?: The integrated watchdog timer automatically resets the MCU if software hangs or enters an infinite loop, preventing unresponsive behavior in unattended deployments. It operates independently of the main CPU, using either the ACLK or SMCLK as a clock source. Programmers must periodically “kick” the dog within the configured timeout window; failure to do so triggers a system reset. This feature is especially valuable in remote monitoring nodes or medical devices where manual intervention is impractical. Combined with brown-out detection and power-on reset, it forms a comprehensive fault-recovery subsystem that maintains operational continuity under software anomalies.

What are the implications of the MSL 3 classification for the MSP430FG4250IRGZT in manufacturing and storage workflows?: Moisture Sensitivity Level 3 indicates that the MSP430FG4250IRGZT can withstand up to 168 hours of exposure to ambient humidity before requiring bake-out prior to reflow soldering. Manufacturers must track time since packaging using TI’s provided labels and follow IPC/JEDEC J-STD-033 guidelines for handling. Failure to adhere risks popcorning during thermal stress, damaging bond wires or die attach. Storage facilities should maintain controlled humidity below 60% RH, and reels should be opened no later than 168 hours after desiccant removal unless baked. Proper documentation ensures compliance with assembly house requirements and preserves device reliability.

Is it feasible to implement over-the-air (OTA) firmware updates using the MSP430FG4250IRGZT in wireless sensor networks?: Yes, but with constraints. The 16KB FLASH limits update payloads to ~15KB usable space after bootloader overhead. Firmware must be segmented and verified via CRC or cryptographic signature before writing. Since the MSP430 lacks hardware encryption engines, security relies on software libraries, increasing ROM footprint. Additionally, FLASH write endurance (~100k cycles) imposes limits on update frequency. Practical implementations use delta updates or compressed binaries to minimize wear. Communication interfaces like UART or SPI would require protocol stacks compatible with low data rates—making Bluetooth Low Energy (BLE) modules a common pairing, though external to the MCU itself.

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Customer Reviews

Evaluation: 10 Articles

Nath***rooks

Jun 11, 2026

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.
Dani***alkerTech

Jun 1, 2026

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.
Yuki***aka88

May 26, 2026

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。
Stev***aker

May 20, 2026

Solid diode for power rectification. Works well in switching circuits.
Bran***Lewis

May 11, 2026

Compact FPGA with good performance. Suitable for basic signal processing tasks.
Oliv***arris

May 7, 2026

Reliable I/O expander. Works well in embedded control applications.
Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

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In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

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Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

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