MSP430G2433IPW20R 16-bit Low-Power Microcontroller TSSOP-20

MSP430G2433IPW20R Overview

The MSP430G2433IPW20R is a low?power 16?bit microcontroller from the MSP430 family, offered in a 20?pin TSSOP package for compact board layouts. It combines a low?power CPU with integrated analog and digital peripherals to support sensor, meter, and portable applications where power, cost, and board area matter. Designers benefit from multiple timers, serial interfaces, and an integrated ADC to replace discrete components and reduce system?level BOM. See IC Manufacturer for sourcing details and packaging options.

MSP430G2433IPW20R Technical Specifications

MSP430G2433IPW20R Key Features

• Single 16?bit CPU core with low instruction overhead ?? delivers efficient computation with fewer cycles compared to 8?bit alternatives.
• Integrated 10?bit ADC for direct sensor interfacing ?? reduces external components and provides faster signal acquisition.
• Multiple Timer_A modules supporting PWM and capture/compare ?? useful for motor control, power regulation, and precise timing tasks.
• USCI block providing UART, SPI, and I2C ?? enables flexible peripheral connectivity and simplifies serial communications design.
• Low voltage operation from 1.8 V to 3.6 V ?? supports battery?powered systems and mixed?voltage environments with lower power draw.
• Compact 20?pin TSSOP package ?? balances small PCB footprint with sufficient I/O for many embedded functions.

Typical Applications

• Battery?powered sensor nodes where ultra?low standby current and integrated ADC reduce power and component count for longer field life and lower maintenance.
• Handheld instruments and portable meters needing low standby consumption, compact 20?pin packaging, and on?chip timers for measurement timing accuracy.
• Industrial control interfaces where reliable UART, SPI, or I2C connectivity links small controllers to displays, sensors, and actuators with predictable timing.
• Consumer appliance microcontrollers that require simple human?machine interfaces, PWM control for motors or LEDs, and reduced BOM through integrated peripherals.

MSP430G2433IPW20R Advantages vs Typical Alternatives

The part favors lower power and tighter integration compared with many 8?bit MCUs. Its 16?bit core and on?chip 10?bit ADC deliver higher resolution and more efficient data handling than comparable 8?bit devices. The integrated USCI block supports more serial protocols than single?interface parts, reducing the need for external bridges. The 20?pin TSSOP package is smaller than many 28? or 32?pin packages, saving board area while still providing multiple GPIOs and timers.

MSP430G2433IPW20R Brand Info

MSP430G2433IPW20R is a Texas Instruments MSP430 family device. Texas Instruments is known for low?power microcontrollers and analog integration. The MSP430 line targets energy?sensitive embedded systems with extensive documentation, development tools, and a broad third?party ecosystem for rapid prototyping and production.

FAQ

What is the supply voltage range?

The device operates from 1.8 V to 3.6 V. This range supports typical coin?cell, lithium, or regulated 3.3 V systems and helps designers target both battery and mains?powered applications.

Which serial interfaces are available?

The microcontroller includes the USCI block that supports UART, SPI, and I2C protocols. This provides flexibility to interface with sensors, memory, or host processors without external protocol translators.

What analog capability does it provide?

It integrates a 10?bit analog?to?digital converter with multiple input channels. This reduces the need for external ADCs and simplifies direct sensor interfacing for higher system integration.

How many GPIOs are exposed on the TSSOP?20?

The 20?pin TSSOP package exposes multiple general?purpose I/O pins. Typical implementations provide around a dozen to sixteen usable GPIOs depending on pin assignments and peripheral usage.

Is it suitable for low?power designs?

Yes. The MSP430 architecture is designed for ultra?low power consumption with multiple low?power modes. It is well suited to battery?powered and standby?dominant applications that require long operational life.