MSP430F1122IPWR 16-bit Microcontroller, TSSOP-20 Package

MSP430F1122IPWR Overview

The MSP430F1122IPWR is an ultra-low-power, 16-bit microcontroller in a 20-pin TSSOP package. It targets compact embedded designs that require more predictable power draw and tighter code density versus many 8-bit alternatives. The device combines a 16?bit RISC core, on-chip nonvolatile memory and several peripheral blocks to reduce board count and system cost. Engineering teams choose it for low-power sensing, battery-powered controls, and simple metering where sub-milliamp standby and deterministic wake times matter. Learn more from IC Manufacturer.

MSP430F1122IPWR Technical Specifications

MSP430F1122IPWR Key Features

• 16?bit core for greater computational efficiency compared to many 8?bit MCUs; it processes wider data per instruction for fewer cycles.
• Small nonvolatile memory on-chip to store firmware and boot code, reducing external memory needs and lowering BOM cost.
• Ultra-low-power modes that enable multi-year battery life in intermittent sampling applications by minimizing standby current.
• Integrated timer and peripherals that simplify power control and timing tasks, increasing reliability and reducing PCB area.

Typical Applications

• Battery-powered environmental sensors that require duty-cycling to extend battery life while keeping measurement latency low and predictable.
• Simple industrial controls where deterministic interrupt response and a small code footprint reduce cost compared to larger MCUs.
• Portable instrumentation that benefits from low active current, small package size, and on-chip memory to avoid external flash chips.
• Basic metering and data-loggers that need reliable timekeeping, occasional ADC sampling and long-term standby with minimal leakage.

MSP430F1122IPWR Advantages vs Typical Alternatives

The MSP430F1122IPWR offers a stronger power-to-performance ratio versus typical 8?bit controllers. Its 16?bit architecture delivers more efficient arithmetic and tighter code density, often cutting cycle counts and flash usage by noticeable margins. The integrated peripherals and small on-chip memory reduce external component count when compared to higher-end MCUs that require added RAM or flash. For designers prioritizing low standby current and compact 20?pin packages, this device is frequently more cost-effective and simpler to integrate.

MSP430F1122IPWR Brand Info

The MSP430F1122IPWR is part of the MSP430 family from Texas Instruments. Texas Instruments positions the MSP430 lineup for ultra?low?power embedded applications, offering consistent development tools, code examples, and long product continuity suitable for industrial and commercial sourcing.

FAQ

What is the supply voltage range?

The device operates from 1.8 V to 3.6 V. This range supports common single?cell lithium and regulated 3.3 V rails for portable and industrial applications.

How much on?chip Flash is available?

The microcontroller includes 2 KB of on?chip nonvolatile Flash memory. That capacity suits compact firmware and bootloaders without requiring external storage.

What package does it use?

This part ships in a TSSOP?20 package (PWR). The 20?pin footprint helps keep PCB area small while still providing multiple general?purpose pins and power connections.

What temperature range is supported?

The device is specified for operation from ?40 ??C to +85 ??C, matching many industrial and commercial temperature requirements for long?life deployments.

Which peripherals are integrated?

On?chip peripherals include a 16?bit Timer_A with capture/compare, watchdog timer, basic clock system and comparator, which together reduce the need for external timing and supervisory components.