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HomeProductsIntegrated Circuits (ICs)Specialized ICsMSP430FR5994IRGZT
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MSP430FR5994IRGZT - Texas Instruments

Manufacturer Part Number
MSP430FR5994IRGZT
Manufacturer
Texas Instruments
Allelco Part Number
41D-MSP430FR5994IRGZT
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
16,850 pcs available, New & Original
Parts Description
VQFN-48(7x7)
Data sheet
-
Category
Integrated Circuits (ICs) > Specialized ICs
RoHs Status
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Our certification
In stock: 16850

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Specifications

MSP430FR5994IRGZT Tech Specifications
Texas Instruments - MSP430FR5994IRGZT technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - MSP430FR5994IRGZT

Product Attribute Attribute Value
Part Number MSP430FR5994IRGZT
Package VQFN-48(7x7)
Description VQFN-48(7x7)
Stock Condition Get 16850 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

MSP430FR5994IRGZT

Manufacturer

Texas Instruments

Introduction

The MSP430FR5994IRGZT is a 16-bit ultra-low-power microcontroller from the Texas Instruments MSP430™ FRAM series. It features a powerful MSP430 CPUXV2 core, extensive peripheral set, and large, non-volatile FRAM program memory, making it an excellent choice for a wide range of embedded applications that require low power consumption, high performance, and data integrity.

Product Features and Performance

16-bit MSP430 CPUXV2 core running at up to 16MHz

256KB of FRAM program memory

8KB of RAM

Integrated peripherals including I2C, IrDA, SPI, UART/USART, DMA, PWM, and more

16-channel, 12-bit ADC

Configurable clock system with internal and external oscillators

Wide operating voltage range of 1.8V to 3.6V

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

Product Advantages

Ultra-low-power consumption for extended battery life

Non-volatile FRAM memory for reliable data storage without the need for external EEPROM

Flexible peripheral set for easy integration into a variety of embedded systems

High performance and code execution speed

Broad operating voltage and temperature range for use in diverse applications

Key Reasons to Choose This Product

Exceptional power efficiency for battery-powered or energy-harvesting applications

Robust FRAM memory with virtually unlimited write endurance

Comprehensive peripheral set to accommodate a wide range of embedded system requirements

Scalable performance and flexibility to meet evolving design needs

Trusted Texas Instruments quality and reliability

Quality and Safety Features

Integrated brownout detection and reset

Power-on reset (POR) functionality

Watchdog timer for system monitoring and recovery

Compatibility

The MSP430FR5994IRGZT is compatible with other devices in the MSP430™ FRAM series, allowing for easy migration and system upgrades.

Application Areas

Portable and battery-powered devices

Industrial automation and control systems

Sensor networks and Internet of Things (IoT) applications

Medical and healthcare equipment

Wearable electronics

Smart home and building automation

Product Lifecycle

The MSP430FR5994IRGZT is an active and current product in our website's sales team's portfolio. There are several equivalent and alternative models available within the MSP430™ FRAM series, including the MSP430FR5994, MSP430FR5992, and MSP430FR5983. Customers are encouraged to contact our website's sales team for the latest product information and availability.

Frequently Asked Questions(FAQ)

How does the MSP430FR5994IRGZT's FRAM-based memory architecture impact data retention and write endurance compared to traditional flash memory in battery-powered embedded systems?
The MSP430FR5994IRGZT utilizes ferroelectric RAM (FRAM), which offers non-volatile data retention without a battery backup, unlike flash memory that may require power to maintain stored data during system shutdown. FRAM provides write endurance exceeding 10^12 cycles, significantly higher than typical flash memory endurance of around 10^5 to 10^6 cycles. This makes the MSP430FR5994IRGZT ideal for applications requiring frequent data logging or configuration updates without degradation concerns.
In what scenarios would the MSP430FR5994IRGZT's integrated 16x12-bit ADC be preferable over external analog-to-digital converters when designing low-power sensor interfaces?
The built-in 16-channel, 12-bit ADC on the MSP430FR5994IRGZT reduces component count and board space in applications such as environmental monitoring or industrial control where multiple sensors—like temperature, pressure, or humidity—are sampled intermittently. Its integration minimizes power consumption during idle periods and eliminates the need for additional reference circuitry in many cases, offering a compact, low-power solution compared to discrete ADC implementations.
What are the key trade-offs when selecting between the MSP430FR5994IRGZT and similar microcontrollers with SRAM-based memory in terms of power efficiency and code density?
While the MSP430FR5994IRGZT’s FRAM enables instant writes and near-zero standby current for memory operations, SRAM-based alternatives often offer higher maximum clock speeds and lower active power at full throughput. However, FRAM eliminates the need for time-consuming flash erase/write sequences, reducing active mode duration and overall energy per operation—a critical advantage in duty-cycled wireless sensor nodes. Code density remains comparable due to shared instruction sets, but FRAM supports true random access without page buffering overhead.
Can the MSP430FR5994IRGZT reliably operate across industrial temperature ranges using only its internal oscillator, and what are the implications for timing accuracy in precision measurement applications?
The MSP430FR5994IRGZT includes an internal 16MHz high-frequency oscillator calibrated at factory, enabling standalone operation down to -40°C. However, frequency drift with temperature can exceed ±2% over the full range, potentially affecting timing-sensitive tasks like UART baud rate generation or PWM resolution. For applications requiring tight clock stability, an external crystal should be used despite added cost and power draw.
How does the 48-VQFN package of the MSP430FR5994IRGZT influence thermal management and PCB layout considerations in compact form-factor designs?
The exposed pad on the 48-VQFN (7x7) package enhances heat dissipation by connecting directly to a ground plane, reducing junction temperatures under continuous load. However, its fine pitch requires careful attention to soldering profiles and via stitching to prevent thermal stress. Designers must ensure adequate copper area beneath the device and avoid placing high-current traces too close to adjacent I/O pins to maintain signal integrity and reliability.
When interfacing the MSP430FR5994IRGZT with legacy serial peripherals, how does its UART/USART module support asynchronous communication at common baud rates without requiring external level shifters?
The UART/USART peripheral supports programmable baud rates up to 1 Mbps and operates natively at logic levels compatible with 1.8V to 3.6V systems, aligning with the MSP430FR5994IRGZT’s supply range. Since most modern serial devices also operate at similar voltage levels, level shifting is unnecessary unless bridging to older RS-232 standards; otherwise, direct connection suffices, simplifying design and reducing component count.
What role does the watchdog timer (WDT) play in fault recovery within the MSP430FR5994IRGZT, and how should it be configured for robust field-deployed applications?
The WDT provides automatic system reset if software execution stalls due to unhandled interrupts or infinite loops. On the MSP430FR5994IRGZT, it can be set to interval mode using either the internal DCO or ACLK source, offering flexible timeout settings from milliseconds to seconds. Proper initialization includes disabling the WDT before configuration and enabling periodic “kick” commands in main loop or ISRs to prevent unintended resets.
How does the DMA controller integrated into the MSP430FR5994IRGZT improve real-time data handling efficiency during ADC conversions or memory transfers compared to CPU-driven approaches?
The DMA engine offloads data movement tasks such as transferring ADC results from peripheral registers to FRAM buffers without CPU intervention, reducing interrupt latency and freeing the core for computation. With up to eight independent channels, it supports chained transfers and automatic reconfiguration, minimizing CPU utilization by over 30% in typical data acquisition workloads, thus enhancing responsiveness in time-critical embedded systems.
Is the MSP430FR5994IRGZT suitable for wireless protocol implementations like BLE or Zigbee when considering both processing headroom and peripheral availability?
While the MSP430FR5994IRGZT lacks dedicated hardware accelerators found in higher-end SoCs, its 16MHz CPUXV2 core and 8KB RAM provide sufficient resources for lightweight protocols such as BLE in sensor beacon modes. However, complex packet parsing or encryption may exceed real-time constraints; in such cases, pairing with an external radio IC is more efficient. The integrated IrDA and SPI/I2C interfaces facilitate this co-processing approach.
What precautions should be taken during firmware development for the MSP430FR5994IRGZT to ensure reliable FRAM writes under brown-out conditions?
Since FRAM allows byte-level writes without erase cycles, firmware should validate supply voltage before modifying critical data regions using the built-in BOR (Brown-Out Reset) flags. Additionally, implementing write verification checks after each transaction prevents corruption if the system loses power mid-write. Given FRAM’s inherent immunity to write disturbs, these steps primarily address software robustness rather than hardware limitations.

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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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Delivery Time

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

MSP430FR5994IRGZT

Texas Instruments
41D-MSP430FR5994IRGZT

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