MSP430F1491IPM 16-bit Microcontroller, IPM Package

MSP430F1491IPM Overview

The MSP430F1491IPM is a low?power, 16?bit microcontroller designed for embedded control and measurement tasks where energy efficiency and deterministic performance matter. It combines a single 16?bit RISC core with integrated analog and digital peripherals to reduce BOM and board area. Typical use cases target battery?powered systems, precision sensing, and industrial control. For component sourcing and additional manufacturing details visit IC Manufacturer.

MSP430F1491IPM Technical Specifications

MSP430F1491IPM Key Features

• Single 16?bit core providing deterministic instruction execution and compact code density for more efficient firmware.
• Integrated flash memory that enables in?system updates and reduces external memory requirements for lower system cost.
• On?chip mixed?signal peripherals, including a high?resolution ADC and multiple timers, improving sensor integration and measurement accuracy.
• Multiple serial interfaces (UART, SPI, I2C) for flexible communication and simpler integration with external devices and sensors.

Typical Applications

• Battery?powered sensor nodes for industrial monitoring, where ultra?low standby current preserves battery life while delivering periodic high?precision measurements.
• Portable medical instruments that require compact firmware, accurate ADC sampling, and reliable serial links for data logging and communication.
• Smart meters and utility controllers requiring stable timing, nonvolatile firmware storage, and robust analog front ends for metrology tasks.
• Embedded control in consumer and industrial devices that benefit from integrated timers, serial buses, and low power modes to cut overall system power.

MSP430F1491IPM Advantages vs Typical Alternatives

The device pairs a 16?bit RISC core with on?chip flash, RAM, and analog peripherals, delivering a lower parts count than solutions that use separate microcontrollers and ADCs. It uses less active and standby power than many 32?bit equivalents in similar control roles. With integrated serial interfaces and timers, it offers faster time?to?market and smaller PCB area than discrete alternatives, while maintaining predictable, deterministic performance for real?time tasks.

MSP430F1491IPM Brand Info

The MSP430F1491IPM belongs to the MSP430 family from Texas Instruments. The MSP430 family emphasizes ultra?low power and mixed?signal integration, making the device suitable for long?lifetime and precision embedded systems. Texas Instruments provides design resources and reference code to accelerate integration and validation.

FAQ

What core architecture is used?

The part uses a single 16?bit RISC core. This architecture delivers efficient code density and deterministic timing for control and measurement applications.

What memory types are integrated?

Nonvolatile flash is integrated for program storage and in?system updates, while on?chip RAM supports runtime data and stack requirements without external memory.

Which serial interfaces are supported?

The device includes common serial peripherals such as UART, SPI, and I2C (USCI). These interfaces enable flexible connectivity to sensors, radios, and other system components.

Is it suitable for battery operation?

Yes. The microcontroller family emphasizes ultra?low power modes and low operating currents, making it appropriate for battery?powered and energy?harvesting systems.

What package options are available?

The IPM suffix indicates a 64?pin package option (LQFP). This package provides a balance between pin count and board size for embedded designs requiring multiple I/O lines.