MSP430G2131IN14 16-bit Low-Power Microcontroller, 14-Pin PDIP

MSP430G2131IN14 Overview

The MSP430G2131IN14 is a low-power, 16-bit microcontroller in a 14-pin package optimized for simple sensing, timing, and control tasks. It combines a 16-bit RISC core with compact on-chip memory and a small set of peripherals to deliver efficient embedded control in constrained board space. Designers get a smaller pin count, lower BOM cost, and fewer external components versus larger MCUs, making it suitable for battery-powered and cost-sensitive industrial designs. See specifications and sourcing at IC Manufacturer.

MSP430G2131IN14 Technical Specifications

MSP430G2131IN14 Key Features

• 16-bit core ?? delivers higher data-width processing compared with 8-bit MCUs for faster arithmetic and control tasks.
• Small flash and RAM ?? 2 KB flash and 128 B RAM reduce cost and fit compact firmware for sensing and metering applications.
• Low-voltage operation ?? 1.8?C3.6 V range supports single-cell systems and wider power-system compatibility.
• Integrated ADC ?? a 10-bit converter with multiple channels enables direct sensor interfacing without external ADC parts.
• Timer_A ?? a 16-bit timer provides precise PWM, timing, and capture/compare functions for control and timing tasks.
• Small package ?? 14-pin footprint reduces PCB area compared with larger MCU packages and simplifies layout.

Typical Applications

• Low-power sensor nodes and battery-operated transducers where minimal power, fewer pins, and a compact MCU reduce system cost and board area.
• Simple industrial control modules that need deterministic timing, a 16-bit timer, and a 10-bit ADC for direct analog signal monitoring and PWM control.
• Handheld instruments and meters that require single-cell operation, modest flash for firmware, and a small package to fit tight enclosures.
• Consumer and appliance control panels where cost, PCB space, and reliable analog inputs matter for sensing buttons, knobs, and simple feedback loops.

MSP430G2131IN14 Advantages vs Typical Alternatives

Compared with typical 8-bit MCUs, this device offers a 16-bit architecture for more efficient integer math and control routines. Its 2 KB flash and 128 B RAM strike a balance between cost and capability for simple embedded applications. The low-voltage 1.8?C3.6 V range and compact 14-pin package reduce BOM and PCB footprint versus larger, higher-pin-count alternatives. Integrated ADC and timer resources also reduce external component count and improve reliability in space- and cost-constrained designs.

MSP430G2131IN14 Brand Info

The MSP430G2131IN14 is part of the MSP430 family from Texas Instruments. The MSP430 line is known for ultra-low-power 16-bit MCUs optimized for sensing and embedded control. TI provides extensive documentation, development tools, and ecosystem support to speed evaluation, prototyping, and production deployment of MSP430-based designs.

FAQ

What is the package type?

The device is available in a 14-pin package option commonly used for small-board implementations, enabling compact PCB layout and simpler routing for low-pin-count designs.

What supply voltage does it require?

It operates across a low-voltage range of 1.8 V to 3.6 V, making it suitable for single-cell battery systems and a variety of power-supply choices in portable and embedded applications.

How much program memory is included?

The microcontroller includes 2 KB of on-chip flash memory, which supports compact firmware images and reduces the need for external code storage in simple control applications.

Does it include analog input capability?

Yes, the device integrates a 10-bit analog-to-digital converter with multiple input channels, allowing direct measurement of sensors and analog signals without external ADC hardware.

What temperature range is supported?

The operating temperature range spans industrial limits from -40 ??C to +85 ??C, which covers typical industrial and commercial ambient conditions for robust operation.