MSP430F5503IRGZT 16-Bit Low-Power Microcontroller (IRGZT)

MSP430F5503IRGZT Overview

The MSP430F5503IRGZT is a low-power, 16-bit microcontroller designed for industrial and portable applications that need efficient control and mixed-signal integration. It combines a compact core, multiple analog and timing peripherals, and standard digital interfaces to help reduce board count and software complexity. The device targets battery-powered and USB-capable designs that require a small footprint, low standby current, and predictable performance. For sourcing and more product-level resources visit IC Manufacturer.

MSP430F5503IRGZT Technical Specifications

MSP430F5503IRGZT Key Features

• 16?bit MSP430 core ?C delivers balanced processing and deterministic interrupt response for real?time tasks.
• Low operating voltage ?C 1.8?C3.6 V support enables single?cell battery and common 3.3 V systems.
• Compact flash and SRAM ?C on?chip memory reduces external memory cost and simplifies board layout.
• Integrated analog ?C 10?bit ADC and analog comparator options allow accurate sensor interfacing without extra components.
• Multiple timers ?C 16?bit timers provide PWM and capture/compare for motor control, power regulation, and timing tasks.
• Comprehensive I/O ?C up to 35 GPIOs support flexible pin multiplexing for UART, SPI, I2C, and external control signals.
• Industrial temperature range ?C rated for -40 ??C to +85 ??C operation for harsh environments.
• Small package ?C 64?pin LQFP reduces PCB area while still providing many peripheral connections.

Typical Applications

• Battery?powered sensor hubs and data loggers where low standby current and single?cell supply support extend runtime and simplify power design with mixed analog inputs.
• Industrial control nodes that need deterministic control loops, PWM outputs, and reliable operation across -40 ??C to +85 ??C temperature ranges.
• Portable instrumentation and handheld meters requiring compact packaging, multiple GPIOs for user interface and I/O, and on?chip ADC for sensor measurements.
• Embedded USB or serial interface endpoints in appliance or accessory designs that need a small MCU to manage communication and control tasks while minimizing BOM cost.

MSP430F5503IRGZT Advantages vs Typical Alternatives

The part gives a balance of low power and integrated mixed?signal peripherals compared to larger 32?bit microcontrollers that consume more power. It offers a simpler toolchain and lower BOM cost versus designs that require an external ADC or discrete timers. The 16?bit core often yields lower active and standby currents than typical midrange MCUs, which matters for battery?sensitive products. The industrial temperature rating and compact 64?pin package help reduce system size while retaining many I/O and peripheral options.

MSP430F5503IRGZT Brand Info

The MSP430F5503IRGZT is part of the MSP430 family from Texas Instruments. TI positions this family toward low?power embedded designs that combine analog integration with efficient 16?bit processing. The brand focuses on long?term availability, development ecosystem support, and comprehensive documentation for production and design validation.

FAQ

What core architecture does it use?

The device uses the 16?bit MSP430 CPU architecture. This core is optimized for low power and fast wake?up, which helps in energy?constrained and interrupt?driven systems.

What is the supported supply voltage?

Supply range is 1.8 V to 3.6 V. This enables operation from single?cell lithium or standard 3.3 V rails and helps designers optimize power and interfacing with common peripherals.

Which package is available for this part?

The device is provided in a 64?pin LQFP package (IRGZ variant). The package offers many I/O pins while keeping PCB footprint moderate for compact industrial and portable designs.

What analog resources are included?

On?chip analog includes a multi?channel ADC with 10?bit resolution and analog comparator functionality. These reduce the need for external ADCs and improve sensor interface integration.

Is the device rated for industrial temperatures?

Yes. The specified operating temperature range extends from -40 ??C to +85 ??C, making it suitable for many industrial and outdoor applications that encounter temperature extremes.