MSP430 Family MSP430F5x Series Microcontrollers 16-bit Microcontrollers:

The MSP430F51x2 microcontrollers include two 16-bit high-resolution timers, two USCIs (USCI_A0 and USCI_B0), a 32-bit hardware multiplier, a high-performance 10-bit ADC, an on-chip comparator, a 3-channel DMA, 5-V tolerant I/Os, and up to 29 I/O pins.

• Low Supply-Voltage Range: 3.6 V Down to 1.8 V
• Active Mode (AM): 180 µA/MHz
• Standby Mode (LPM3 WDT Mode, 3 V): 1.1 µA
• Off Mode (LPM4 RAM Retention, 3 V): 0.9 µA
• Wake up From Standby Mode in Less Than 5 µs
• 16-Bit RISC Architecture, Extended Memory, 40-ns Instruction Cycle Time
• Fully Integrated LDO With Programmable Regulated Core Supply Voltage
• Unified Clock System
• Hardware Multiplier Supports 32-Bit Operations
• Universal Serial Communication Interfaces (USCIs)