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MSP430F147IPMR
Texas Instruments
IC MCU 16BIT 32KB FLASH 64LQFP
20471 Pcs New Original In Stock
MSP430 CPU16 MSP430x1xx Microcontroller IC 16-Bit 8MHz 32KB (32K x 8 + 256B) FLASH 64-LQFP (10x10)
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5.0 / 5.0
- (440 Ratings)
MSP430F147IPMR
Product Overview
1278254
DiGi Electronics Part Number
MSP430F147IPMR-DGManufacturer
Texas Instruments
MSP430F147IPMR
Description
IC MCU 16BIT 32KB FLASH 64LQFPInventory
20471 Pcs New Original In Stock
MSP430 CPU16 MSP430x1xx Microcontroller IC 16-Bit 8MHz 32KB (32K x 8 + 256B) FLASH 64-LQFP (10x10)
Quantity
Minimum 1
Minimum 1
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MSP430F147IPMR Technical Specifications
Category
Embedded, Microcontrollers
Packaging
Cut Tape (CT) & Digi-Reel®
Series
MSP430x1xx
Product Status
Active
DiGi-Electronics Programmable
Verified
Core Processor
MSP430 CPU16
Core Size
16-Bit
Speed
8MHz
Connectivity
SPI, UART/USART
Peripherals
POR, PWM, WDT
Number of I/O
48
Program Memory Size
32KB (32K x 8 + 256B)
Program Memory Type
FLASH
EEPROM Size
-
RAM Size
1K x 8
Voltage - Supply (Vcc/Vdd)
1.8V ~ 3.6V
Data Converters
A/D 8x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Supplier Device Package
64-LQFP (10x10)
Package / Case
64-LQFP
Base Product Number
MSP430F147
Datasheet & Documents
Manufacturer Product Page
MSP430F147IPMR Specifications
HTML Datasheet
MSP430F147IPMR-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.31.0001
Additional Information
Other Names
296-26182-6
2156-MSP430F147IPMR
MSP430F147IPMR-DG
TEXTISMSP430F147IPMR
296-26182-2
296-26182-1
Standard Package
1,000
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
신속한 배송과 친절한 지원 덕분에 즐겁게 구매했어요.
de desembre 02, 2025
安心してお任せできる優良企業としておすすめです。
de desembre 02, 2025
Their support structure is robust, ensuring we always receive timely assistance.
de desembre 02, 2025
DiGi Electronics' customer support makes troubleshooting easy and stress-free.
de desembre 02, 2025
Having a large inventory helps us plan our procurement without worrying about shortages.
de desembre 02, 2025
I trust DiGi Electronics because their products show remarkable durability and precision.
de desembre 02, 2025
Shopping experience is perfect thanks to their affordability and reliable delivery.
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Frequently Asked Questions (FAQ)
What are the key design risks when replacing an MSP430F147IPMR with a newer MSP430 model like the MSP430FR5969 in a battery-powered sensor node, and how do I mitigate compatibility issues?
Replacing the MSP430F147IPMR with the MSP430FR5969 introduces several design risks despite both being ultra-low-power MCUs: the FRAM-based FR5969 has different memory access timing and requires updated firmware to handle non-volatile FRAM writes, while the MSP430F147IPMR uses traditional flash with slower write cycles. Additionally, the MSP430FR5969 operates at up to 16MHz versus 8MHz on the F147, which may affect timing-sensitive peripherals like UART or PWM if clock configurations aren’t adjusted. Pin-to-pin compatibility is not guaranteed—the FR5969 comes in a 64-pin QFP but with different peripheral mappings. To mitigate, perform a full pinout and register-level comparison, revalidate low-power mode entry sequences, and test brownout reset behavior under the same 1.8V–3.6V supply range. Always recompile and retest firmware using the latest MSP430Ware libraries to ensure peripheral driver compatibility.
Can the MSP430F147IPMR reliably operate in industrial environments at 85°C ambient temperature with frequent ADC sampling, and what thermal or electrical derating should I apply?
While the MSP430F147IPMR is rated for -40°C to 85°C operation, sustained performance at the upper limit—especially during continuous 12-bit ADC conversions—requires careful derating. At 85°C, internal reference voltage drift and increased leakage currents can degrade ADC accuracy beyond datasheet typical values. TI recommends reducing the maximum CPU frequency or using an external precision reference when operating near thermal limits. Additionally, ensure the PCB layout provides adequate thermal relief for the 64-LQFP package, as junction temperature can exceed ambient by 10–15°C under load. For reliable operation, limit ADC sampling rates to < 200ksps and validate signal integrity with on-chip temperature sensor feedback. Always include margin in timing budgets and consider periodic calibration routines to compensate for thermal drift.
How does the MSP430F147IPMR compare to the Microchip PIC18F46K22 for a 3.3V motor control application requiring PWM and analog feedback, and what integration challenges should I expect?
The MSP430F147IPMR offers superior power efficiency and integrated 12-bit ADC with 8 channels, making it ideal for low-power motor control with analog sensing, whereas the PIC18F46K22 provides higher PWM resolution (up to 16-bit) and faster core speed (64MHz vs 8MHz), better suited for high-frequency control loops. However, the MSP430F147IPMR’s lower clock speed may limit responsiveness in dynamic load conditions unless optimized with interrupt-driven PWM updates. Integration challenges include differing development ecosystems—MSP430 uses Code Composer Studio or IAR, while PIC relies on MPLAB X—and voltage compatibility: both support 3.3V, but the PIC18F46K22 has stronger I/O drive strength, which may require level-shifting if interfacing with sensitive logic. Choose the MSP430F147IPMR for battery longevity and analog precision; opt for the PIC18F46K22 if timing precision and computational throughput are critical.
What are the hidden reliability concerns when using the internal oscillator of the MSP430F147IPMR in a wireless sensor node exposed to temperature cycling from -30°C to 70°C?
Relying solely on the MSP430F147IPMR’s internal oscillator in temperature-cycled environments introduces frequency drift that can disrupt UART communication and RF synchronization in wireless nodes. The internal RC oscillator typically varies ±2–3% over the full temperature range, which may exceed the tolerance of protocols like SPI or asynchronous serial links. This drift can cause framing errors or packet loss, especially at higher baud rates. To mitigate, implement periodic calibration using a known timebase (e.g., a low-frequency external crystal on XT1) or use software-based baud rate adaptation. Alternatively, consider adding a 32.768kHz watch crystal for real-time clock stability and use DCO trimming registers dynamically based on temperature readings from the onboard sensor. For mission-critical timing, an external 8MHz crystal is strongly recommended despite the added BOM cost.
Is it safe to directly interface the MSP430F147IPMR’s GPIO pins with 5V logic signals in a mixed-voltage system, and what protection circuitry is necessary to prevent damage?
No, the MSP430F147IPMR is not 5V-tolerant on its I/O pins—applying 5V to any GPIO can exceed the absolute maximum ratings (Vcc + 0.3V) and cause latch-up or long-term degradation, even if Vcc is 3.3V. Direct connection risks permanent damage, especially during power-up sequences where Vcc may be below 2V. To safely interface with 5V logic, use a level-shifting circuit such as a TXB0108 bidirectional translator or a resistor-divider network (e.g., 1.8kΩ/3.3kΩ) for unidirectional signals. For bidirectional buses like I2C, opt for active level translators with automatic direction sensing. Always verify signal rise times and ensure the translator’s propagation delay doesn’t violate timing requirements. Adding series current-limiting resistors (100–470Ω) near the MSP430F147IPMR pins provides additional protection against transient overvoltage events.
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MSP430F147IPMR CAD Models
Texas Instruments MSP430F147IPMR PCB symbols & footprints
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