MSP430FR59941IZVWR - 16MHz 256KB FRAM MCU 87-NFBGA | Texas Instruments
MPN: MSP430FR59941IZVWR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $9.95 | $9.95 |
| 10 | $8.96 | $89.60 |
| 100 | $7.98 | $798.00 |
| 500 | $7.18 | $3,590.00 |
| 1,000 | $6.45 | $6,450.00 |
Drop-in alternatives for MSP430FR59941IZVWR — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MSP430FR5994IZVW
✅ Drop-In✓ In Stock
$4.2 / Unit
View Datasheet →MSP430FR5964IZVW
✅ Drop-In ⚠️ 参数待验证📋 Reference alternative (not in catalog)
MSP430FR59941IZVWR Maximum Ratings & Electrical Characteristics
| Core | MSP430 CPUXV2 16-bit RISC |
| CPU Frequency | 16 MHz |
| Nonvolatile Memory | 256KB FRAM (256K x 8) |
| SRAM | 8KB |
| Data Bus Width | 16-bit |
| Supply Voltage | 1.8 V to 3.6 V |
| ADC Resolution | 12-bit |
| Comparator | Yes |
| DMA Channels | Yes (DMA controller integrated) |
| Security | AES hardware accelerator |
| DSP Accelerator | Low-Energy Accelerator (LEA) |
| General Purpose I/O | 68 I/O |
| Serial Interfaces | eUSCI (UART, SPI, I2C) |
| Package | 87-NFBGA (ZVW), 6x6 mm |
| Operating Temperature | -40C to +85C |
| Mounting Type | Surface Mount |
| Product Family | MSP430 FRAM Series |
MSP430FR59941IZVWR 87-nfbga (zvw), 6x6 mm Pin Configuration Guide
Complete pinout information for MSP430FR59941IZVWR (87-nfbga (zvw), 6x6 mm package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for MSP430FR59941IZVWR.
Refer to the datasheet for full pin configuration.
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
MSP430FR59941IZVWR is suitable for 6 applications: Battery-Powered Utility Metering, Portable Medical Monitoring, Energy Harvesting Sensor Nodes, Secure IoT Edge Devices, Industrial Condition Monitoring, Handheld Test and Measurement Instruments.
Battery-Powered Utility Metering
The MSP430FR59941IZVWR fits battery-powered electricity, gas, and water meters because its FRAM replaces flash with RAM-speed, ultra-low-energy writes, enabling continuous consumption logging without erase-cycle energy spikes. The 1.8V to 3.6V supply lets designers run directly from lithium cells across their full discharge curve, and microamp-class low-power modes keep average drain dominated by the sensor front end. In use, the 12-bit ADC samples the metering front end, DMA moves results to FRAM while the CPU sleeps, and the LEA accelerates RMS and FFT-based metrology at 16 MHz. Compared with flash MCUs, the FRAM write endurance and energy profile extend battery service life toward the 10-15 year targets typical of AMI meter deployments.
Recommended
Portable Medical Monitoring
Wearable and portable medical monitors benefit from the MSP430FR59941IZVWR's combination of ultra-low active power, fast FRAM data buffering, and the LEA accelerator for on-device physiological signal analysis such as ECG or PPG filtering. The 12-bit ADC digitizes sensor channels while DMA streams samples into FRAM without CPU intervention, extending sleep duty cycles. The AES accelerator protects patient data at rest and in transit, supporting privacy requirements in clinical devices. With a 1.8V supply floor, the MCU operates from a single LiSOCl2 cell or a boosted Li-ion rail. Its 6x6 mm 87-NFBGA footprint conserves board area in compact enclosures, and the -40C to +85C range covers sterilization-adjacent storage conditions.
Recommended
Energy Harvesting Sensor Nodes
Energy harvesting nodes - solar, thermoelectric, or RF powered - demand that every microjoule count, and the MSP430FR59941IZVWR addresses this with FRAM nonvolatile state retention, sub-microamp sleep modes, and RAM-speed writes that checkpoint system state without flash erase energy. The 1.8V operation floor matches the output of cold-start harvesters better than 3.3V-only MCUs. The LEA offloads periodic FFT or feature extraction on vibration or acoustic sensor data at 16 MHz, keeping active bursts short. In deployment, the node wakes, acquires via the 12-bit ADC, computes with LEA, transmits over an eUSCI UART/SPI radio link, and checkpoints to FRAM before sleeping - a duty cycle the FRAM architecture executes with markedly lower energy than flash-based equivalents.
Recommended
Secure IoT Edge Devices
For secure IoT endpoints, the MSP430FR59941IZVWR provides hardware AES for encrypted communication and key handling, plus FRAM's fast writes for secure key storage and tamper-responsive data logging without the wear constraints of flash. The 68 GPIOs and four eUSCI modules interface with RF modules, displays, and peripheral buses, while the LEA supports local anomaly detection such as vibration signatures or acoustic event classification before data leaves the device. Running from 1.8V to 3.6V suits coin-cell and primary lithium designs common in asset trackers and smart locks. The 16 MHz CPUXV2 core handles protocol stacks efficiently, and low-power modes preserve multi-year battery targets between BLE or Sub-1GHz reporting events.
Recommended
Industrial Condition Monitoring
Industrial predictive-maintenance sensors use the MSP430FR59941IZVWR to acquire vibration and acoustic data via the 12-bit ADC, buffer it in FRAM at 16 MHz write speed, and run FFT analysis on the LEA accelerator to extract bearing and gear fault signatures locally. DMA keeps CPU load low so the device can remain in low-power modes between acquisition windows, important for battery- or loop-powered installations. The -40C to +85C operating range matches cabinet and outdoor sensor enclosures, and the 68 GPIOs drive local alarms, displays, or 4-20 mA-adjacent interface logic. Hardware AES secures uploaded diagnostics across plant networks, addressing the growing security expectations of industrial IIoT deployments.
Recommended
Handheld Test and Measurement Instruments
Portable meters, data loggers, and handheld diagnostics instruments leverage the MSP430FR59941IZVWR's fast FRAM logging - measurement records are written at RAM speed with no erase latency, so high-rate captures are never interrupted. The LEA accelerates DSP post-processing such as windowing and spectral math, the 12-bit ADC handles direct moderate-resolution acquisitions, and eUSCI modules connect to precision external ADCs, displays, and PC interfaces over UART/SPI/I2C. Battery life targets are met through low-power modes between operator interactions, and the 1.8V floor extends operation as cells discharge. The 6x6 mm NFBGA keeps mainboard area small, leaving room for displays and connectors in ergonomic handheld enclosures.
Recommended
Recommended Products Summary
Engineering reference data for MSP430FR59941IZVWR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MSP430FR5994IZVW | MSP430FR5964IZVW |
|---|---|---|---|
| Package | 87-NFBGA (ZVW), 6x6 mm | 87-NFBGA (ZVW), 6x6 mm - same | 87-NFBGA (ZVW), 6x6 mm - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| CPU Frequency | 16 MHz | 16 MHz | 16 MHz |
| FRAM Memory | 256KB | 256KB | 256KB |
| SRAM | 8KB | 8KB | 8KB |
| LEA DSP Accelerator | Yes | Yes | No |
| AES Accelerator | Yes | Yes | [DATA_NEEDED] |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C |
Key Differentiators
- Integrated LEA DSP accelerator (vs MSP430FR5964IZVW)
- FRAM instead of flash program memory (vs MSP430FR5994IZVW (flash-based MSP430F5xx families generally))
- Hardware AES security (vs MSP430FR5964IZVW)
Design Notes
The 87-NFBGA (ZVW) package uses a fine ball pitch in a 6x6 mm body. Plan a footprint per the TI mechanical package drawing, use dogbone or via-in-pad fanout, and provision at least one inner signal layer for escape routing. Place 100 nF ceramic decoupling capacitors at each VCC ball as close as routing allows, following TI MSP430 hardware design application guidance. X-ray inspection is recommended to verify solder joints before functional test.
Operate the device from a clean 1.8V to 3.6V rail. When the 12-bit ADC is used, supply AVCC from a filtered or dedicated LDO output to preserve analog accuracy, and keep digital switching currents off the analog ground return. Exploit the clock system's LFXT-based low-frequency source for LPM operation; waking on RTC events rather than polling minimizes average current in battery designs.
FRAM memory must be write-protected deliberately: enable the MPU/IPE partitioning features in firmware to prevent runaway code from corrupting constants or calibration data stored in FRAM. Also note that LEA only accelerates supported vector operations - code ported from the LEA-less MSP430FR5964 will run on the LEA hardware but gains nothing until refactored to use the driverlib LEA APIs.
Compliance Information
RoHS and lead-free status per TI standard product offering; REACH and halogen-free status should be confirmed on the TI product page quality folder for the exact ordering code.
