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MSP430F1491IPM from TI,Texas Instruments

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MSP430F1491IPM

Manufacturer: TI

16-Bit Ultra-Low-Power Microcontroller, 60 kB Flash, 2KB RAM, 2 USARTs, HW multiplier

Partnumber Manufacturer Quantity Availability
MSP430F1491IPM TI 1380 In Stock

Description and Introduction

16-Bit Ultra-Low-Power Microcontroller, 60 kB Flash, 2KB RAM, 2 USARTs, HW multiplier # Introduction to the MSP430F1491IPM Microcontroller  

The **MSP430F1491IPM** is a low-power, high-performance 16-bit microcontroller from Texas Instruments' MSP430 family. Designed for embedded applications requiring efficient power consumption and robust processing capabilities, this microcontroller is widely used in industrial, medical, and consumer electronics.  

Built around a **16-bit RISC CPU**, the MSP430F1491IPM operates at up to **8 MHz**, offering a balanced combination of speed and energy efficiency. Its ultra-low-power architecture makes it ideal for battery-operated devices, supporting multiple power-saving modes to extend operational life.  

Key features include **60 KB of flash memory** for program storage and **2 KB of RAM**, providing ample space for embedded applications. It also integrates a **12-bit ADC**, **USART/UART/SPI/I2C communication interfaces**, and multiple timers, enhancing its versatility for sensor interfacing, data logging, and control systems.  

The microcontroller is housed in a **64-pin LQFP package**, ensuring compact integration into PCB designs while maintaining reliable thermal and electrical performance. Its robust peripheral set and low-power operation make it suitable for applications such as portable instrumentation, wireless sensors, and energy-efficient automation.  

With its combination of performance, power efficiency, and integrated peripherals, the MSP430F1491IPM remains a popular choice for developers seeking a reliable embedded solution. Its extensive development ecosystem, including software tools and reference designs, further simplifies implementation across various industries.

Application Scenarios & Design Considerations

16-Bit Ultra-Low-Power Microcontroller, 60 kB Flash, 2KB RAM, 2 USARTs, HW multiplier

Alternative Part Number

  • MSP430F149IPM --: Same MSP430F1xx family in the same 64-pin LQFP package with nearly identical peripherals; the F149 is the closest functional match to the F1491 and is widely available.
  • MSP430F169IPM --: Pin-compatible 64-pin LQFP MSP430F1xx device with more Flash/RAM and dual DACs, offering a superset of features for drop-in replacement with minor firmware adjustment.
  • MSP430F5438AIPZ --: Higher-performance MSP430 with larger memory and integrated USB, suitable when the F1491 is unavailable and a more capable upgrade path in a 100-pin package is acceptable.

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