MSP430G2533IPW20R 16-Bit Microcontroller, TSSOP-20

MSP430G2533IPW20R Overview

The MSP430G2533IPW20R is a low-power, 16-bit microcontroller designed for cost-sensitive industrial and battery-powered systems. It combines a compact 20-pin package with on-chip analog and digital peripherals to reduce external components and board area. The device targets applications that need sub-milliamp active currents, multiple serial interfaces, and a 10-bit analog-to-digital converter. For sourcing and additional product support visit IC Manufacturer.

MSP430G2533IPW20R Technical Specifications

MSP430G2533IPW20R Key Features

• 16-bit CPU ?? delivers efficient code density and faster math than typical 8-bit devices, lowering execution time by up to half for comparable operations.
• Integrated 10-bit ADC ?? supports multiple analog channels to reduce external converter counts and improve system integration.
• Multiple serial interfaces ?? USCI-based UART, SPI and I2C support enables versatile peripheral connectivity and board-level consolidation.
• Low-voltage operation ?? 1.8?C3.6 V range suits both single-cell Li-based systems and 3.3 V industrial rails, improving design flexibility.
• Compact 20-pin package ?? smaller PCB footprint compared with larger MCUs while retaining multiple I/O lines for sensor and control tasks.
• Several low-power modes ?? minimize energy use in idle states and extend battery life in portable and remote applications.

Typical Applications

• Battery-powered sensor nodes requiring low sleep currents, simple ADC measurements, and intermittent serial communications for long field life.
• Portable handheld instruments where small footprint and 10-bit analog conversion provide reliable measurements and compact PCB area.
• Embedded control in consumer appliances needing UART or SPI links for peripherals and a robust microcontroller with low active current.
• Industrial monitoring endpoints that must operate across 1.8 V to 3.6 V rails, endure -40 ??C to +85 ??C, and offer compact packaging for space-limited designs.

MSP430G2533IPW20R Advantages vs Typical Alternatives

The device pairs a 16-bit core and 10-bit ADC in a 20-pin TSSOP, offering a denser feature set than many 8-bit MCUs while keeping board area smaller than larger-pin 32-bit parts. Operating from 1.8 V to 3.6 V and supporting multiple low-power modes gives longer battery life compared with higher-voltage or less optimized controllers. On-chip UART/SPI/I2C and timers reduce external components and BOM cost versus discrete solutions, improving integration and reliability.

MSP430G2533IPW20R Brand Info

The MSP430G2533IPW20R is part of Texas Instruments’ MSP430 family of low-power microcontrollers. TI positions these devices for ultralow-power applications, offering extensive documentation, development tools, and community support to accelerate prototyping and production designs.

FAQ

What is the supply voltage?

The device operates from 1.8 V to 3.6 V. This allows designs to run from single-cell lithium sources or standard 3.3 V rails without additional regulation for many applications.

How much nonvolatile memory is available?

On-chip Flash memory is 16 KB. This capacity supports moderate firmware sizes and in-application updates for simple control or data-logging firmware.

What ADC resolution does it provide?

The microcontroller includes a 10-bit analog-to-digital converter with multiple input channels. It suits sensor interfaces that require mid-resolution analog measurement without an external ADC.

Which serial interfaces are included?

Serial communication is provided via the USCI module, supporting UART, SPI, and I2C modes. This enables flexible connections to sensors, memory, and wireless modules on the same MCU.

What package and temperature range are supported?

The product comes in a 20-pin TSSOP (PW) package and is specified for industrial temperature ranges from -40 ??C to +85 ??C, suitable for many commercial and industrial applications.