MSP430FG438 Datasheet, Texas Instruments

* Low supply-voltage range, 1.8 V to 3.6 V
* Ultra-low power consumption
  – Active mode: 300 µA at 1 MHz, 2.2 V
  – Standby mode: 1.1.

* Analog and Digital Sensor Systems
* Digital Motor Control
* Remote Controls
* Thermostats
* Digita.