MSP430F133IPMR 16-bit Low-Power Microcontroller (IPMR package)

MSP430F133IPMR Overview

The MSP430F133IPMR is a low-power, 16-bit microcontroller in the MSP430 family designed for compact industrial and battery-powered designs. It combines a 16-bit RISC core with integrated analog and digital peripherals to deliver efficient signal acquisition, timing and serial communication in small board area. Typical uses call for tighter power, lower cost, and simpler firmware compared with higher-end MCUs. For sourcing and additional component services see IC Manufacturer.

MSP430F133IPMR Technical Specifications

MSP430F133IPMR Key Features

• One 16-bit RISC core optimized for low-power code density and quick ISR response, delivering measurable energy savings versus 8-bit controllers.
• Integrated 10-bit ADC with multiple channels for accurate sensor sampling and reduced external component count in mixed-signal designs.
• USCI serial block providing UART, SPI and I2C, allowing flexible peripheral connectivity and faster integration than implementing interfaces in software.
• Multiple low-power modes and a watchdog timer to improve battery life and system reliability in unattended applications.

Typical Applications

• Embedded sensor nodes and portable measurement instruments where low sleep current and a 16-bit data path give better dynamic range and battery life control than typical 8-bit MCUs.
• Industrial control panels that need reliable serial links (UART/SPI/I2C) and analog inputs for process monitoring while minimizing PCB area and BOM cost.
• Consumer and handheld products requiring compact MCU integration for ADC-based user inputs, real-time timers and serial communication with fewer external parts.
• Power management controllers and metering front-ends that use the 10-bit ADC and low-power modes to extend operational lifetime and improve measurement repeatability over older designs.

MSP430F133IPMR Advantages vs Typical Alternatives

The part offers a 16-bit architecture that typically executes arithmetic and control faster and with fewer instructions than many 8-bit alternatives, reducing code size and runtime. Compared with higher-end 32-bit MCUs, it trades peak throughput for lower static and active current, making it preferable for battery-powered systems. Integrated ADC, timer, and USCI serial support reduce external components and assembly costs while improving time-to-market and design compactness.

MSP430F133IPMR Brand Info

The MSP430 series is produced by Texas Instruments, a global semiconductor supplier known for industrial and embedded analog and mixed-signal solutions. This family emphasizes ultra-low power, robust peripheral integration, and long-term availability for industrial and battery-operated applications.

FAQ

What core architecture is used?

The device uses a 16-bit RISC CPU optimized for low power and compact code, designed to accelerate control and signal-processing tasks compared with 8-bit controllers.

What analog capability does it include?

It includes a 10-bit successive-approximation ADC with multiple input channels, enabling direct connection to sensors and reducing the need for external ADC components in mixed-signal systems.

Which serial interfaces are supported?

A USCI module provides hardware support for UART, SPI and I2C protocols, allowing flexible connection to displays, radios, sensors and other peripherals without bit-banged software drivers.

What supply voltage does it require?

Supply is specified in the 2.2 V to 3.6 V range, allowing direct operation from common Li-ion and coin-cell arrangements while retaining stable analog and digital operation.

How does it help lower power consumption?

Multiple low-power modes and an efficient core reduce active and standby current. Designers can enter deep LPM states between events to extend battery life in sensing and portable applications.