MSP430G2444IYFFT Overview
The MSP430G2444IYFFT is an ultra?low?power, 16?bit microcontroller tailored for cost?sensitive embedded designs that demand long battery life and compact integration. It combines a 16?bit RISC CPU with on?chip flash memory, static RAM, and a set of mixed?signal peripherals including an ADC and serial interfaces. The device targets sensor nodes, portable meters, and low?power industrial controls where low active and standby currents, deterministic timers, and flexible I/O routing improve system efficiency. Learn more from IC Manufacturer.
MSP430G2444IYFFT Technical Specifications
| Parameter | Value |
|---|---|
| CPU | 16?bit RISC core |
| Maximum CPU frequency | 16 MHz |
| Flash memory | 16 KB |
| SRAM | 512 B |
| ADC | 10?bit successive approximation (ADC10), up to 8 input channels |
| Serial communication | USCI module: UART, SPI, I2C support |
| Timers | 16?bit Timer_A (multiple capture/compare registers) |
| Operating voltage range | 1.8 V to 3.6 V |
| Temperature range | -40 ??C to +85 ??C (industrial) |
| Low?power modes | Multiple LPMs (LPM0?CLPM4) for ??A?class standby currents |
| Package | TSSOP / compact 20?pin form factor |
| I/O pins | Up to 16 general?purpose I/O |
MSP430G2444IYFFT Key Features
- 16?bit RISC core delivers compact code density and predictable instruction timing for real?time control.
- Low operating voltage range of 1.8?C3.6 V enables direct battery operation and higher energy efficiency.
- On?chip flash and SRAM permit firmware updates in the field and reduce external memory needs, improving reliability.
- Built?in ADC10 supports multi?channel analog measurement for sensor interfacing without extra components.
- USCI serial module provides flexible UART, SPI, and I2C interfaces to connect peripherals and legacy buses.
- Multiple low?power modes reduce standby current to microamp levels, extending battery life in sleep?heavy applications.
- 16?bit timer with capture/compare enables accurate PWM generation and event timing for motor control and measurement tasks.
- Industrial temperature rating ensures stability for outdoor or factory environments between -40 ??C and +85 ??C.
Typical Applications
- Battery?powered sensor nodes for IoT and building automation, where long standby time and periodic ADC sampling minimize maintenance intervals and extend battery life.
- Portable medical instruments that require deterministic timing, low quiescent current, and onboard ADC channels for analog signal acquisition and preprocessing.
- Handheld meters and data loggers needing compact form factor, on?board flash for firmware revisions, and serial connectivity for data offload or calibration.
- Low?power industrial controllers and consumer appliances that benefit from accurate PWM control, multiple I/Os, and reliable operation across industrial temperature ranges.
MSP430G2444IYFFT Advantages vs Typical Alternatives
The device offers a stronger power?efficiency profile compared with many 8? and 32?bit alternatives, thanks to a 16?bit core optimized for low active and sleep currents. With integrated flash, SRAM, ADC10, and a flexible USCI serial module, it reduces system BOM and PCB area versus solutions requiring external peripherals. Its support for multiple low?power modes and a 1.8?C3.6 V supply window gives designers more headroom to trade performance for battery life, while the industrial temperature rating improves deployment range.
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MSP430G2444IYFFT Brand Info
The MSP430G2444IYFFT is part of the MSP430 family from Texas Instruments. This brand is known for low?power microcontrollers with robust toolchain support, wide distributor availability, and established ecosystem components for rapid development and deployment in industrial and portable designs.
FAQ
What is the operating voltage?
The device supports an operating voltage range of 1.8 V to 3.6 V. This allows direct connection to single?cell lithium batteries and common 3.3 V system rails for both portable and embedded designs.
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Which serial interfaces are supported?
The integrated USCI module provides flexible serial connectivity, including UART for serial ports, SPI for high?speed peripherals, and I2C for board sensors or EEPROMs, reducing external interface components.
How many ADC channels are available?
The on?chip ADC10 supports multiple input channels (up to eight) for direct sensor inputs. This lets designers sample several analog signals without adding discrete ADC hardware.
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What temperature range is supported?
The microcontroller is rated for industrial use with operation from -40 ??C to +85 ??C, suitable for outdoor, automotive auxiliary, and factory applications where broad environmental tolerance is required.
Can firmware be updated in the field?
Yes. On?chip flash memory enables in?system programming and field firmware updates, allowing product improvements and bug fixes without physical hardware changes.