MSP430F123IPWR 16-Bit Microcontroller, 20-Pin TSSOP

MSP430F123IPWR Overview

The MSP430F123IPWR is a low-power, 16-bit microcontroller optimized for energy-sensitive industrial designs. It combines a compact 20-pin package with integrated peripherals to support mixed-signal control and simple human?machine interfaces. Key on-chip resources include a 16?bit CPU core, timer, analog converter, and multiple general-purpose I/O lines, enabling smaller boards and fewer external components. Use this device where low standby current, predictable timing, and tight power budgets matter. Datasheet and product ordering details are available from IC Manufacturer.

MSP430F123IPWR Technical Specifications

MSP430F123IPWR Key Features

• 16?bit core ?? delivers efficient instruction throughput for control tasks while reducing code size compared with 8?bit MCUs.
• Wide VCC range (1.8?C3.6 V) ?? allows direct interface with single?cell lithium and common industrial rails without extra regulators.
• Integrated 10?bit ADC ?? supports multiple analog channels, lowering BOM by reducing the need for external converters.
• Low power modes ?? multiple sleep states for ultra?low standby current, improving battery life and energy efficiency.
• Compact 20?pin package ?? small footprint enables denser PCB designs and lower assembly costs compared with larger packages.
• On?chip timer ?? 16?bit Timer_A provides reliable event timing and PWM generation for motor control or sensor sampling.

Typical Applications

• Battery?powered sensor modules needing long standby life, periodic wake?up, and integrated ADC for direct sensor readings without external converters.
• Handheld instrumentation where compact PCB area and low operating voltage reduce size and extend runtime between charges.
• Simple motor or actuator control with timing and PWM requirements, leveraging the 16?bit timer and low overhead instruction set for deterministic control loops.
• Embedded metering and utility interfaces that require stable timing, low power draw in sleep modes, and mixed?signal support for analog front ends.

MSP430F123IPWR Advantages vs Typical Alternatives

The device offers a stronger balance of low power and mixed?signal integration than many 8?bit controllers. With a 16?bit CPU, it achieves more precise arithmetic and tighter timing with fewer instructions, often reducing firmware size. The broader VCC range and built?in 10?bit ADC mean fewer external components and simpler power chains. The 20?pin package is smaller than many competitors with equivalent functionality, making it advantageous where board area and power budgets are tighter.

MSP430F123IPWR Brand Info

The MSP430 family is a line of ultra?low?power microcontrollers from Texas Instruments, designed for energy?sensitive embedded applications. This part follows the MSP430 tradition of low standby currents, mixed?signal integration, and a compact package choice for industrial and portable product designers.

FAQ

What core does this device use?

The microcontroller uses a 16?bit RISC MSP430 core designed for low instruction count and efficient control tasks, enabling compact code and predictable timing in embedded systems.

What supply voltages are supported?

It supports a supply range from 1.8 V to 3.6 V, allowing direct operation from single?cell lithium sources or standard 3.3 V rails without additional level shifting.

How many ADC bits and channels are available?

The on?chip analog converter provides 10?bit resolution and multiple input channels, enabling direct sampling of several sensors without an external ADC in many designs.

Which package should I expect for this part?

This device is available in a 20?pin TSSOP (PWR) package, which balances small board footprint with accessible leads for assembly and thermal handling.

Is this part suitable for battery operation?

Yes. The device includes ultra?low?power modes and low active currents, making it suitable for battery?powered equipment that requires long standby life and periodic activity cycles.