Texas Instruments MSP430F5171 / MSP430F5172 16-bit Mixed Signal MCUs

Texas Instruments MSP430F5171/MSP430F5172 16-bit Mixed-Signal Microcontrollers are MSP430 MCUs with five low-power modes for extended battery life in portable measurement applications. TI MSP430F5171 MCUs feature two 16-bit high-resolution timers, universal serial communication interfaces, 32-bit hardware multiplier, on-chip comparator, three-channel DMA, 5V tolerant I/Os, and up to 29 I/O pins. MSP430F5172 MCUs offer the same features as the MSP430F5171 along with a high-performance 10-bit analog-to-digital converter. These Texas Instruments MSP430 MCUs are ideal for use in a variety of applications, including analog and digital sensor systems, LED lighting, digital power supply, motor control, remote controls, thermostats, digital timers, and hand-held meters.

Features

  • 1.8V to 3.6V Low Supply Voltage Range
  • Ultralow Power Consumption
    • 180µA/MHz Active Mode (AM)
    • 1.1µA Standby Mode (LPM3 WDT Mode, 3V)
    • 0.9µA Off Mode (LPM4 RAM Retention, 3V)
    • 0.25µA Shutdown Mode (LPM4.5, 3V)
  • Wake-Up From Standby Mode in Less Than 5µs
  • 16-Bit RISC Architecture, Extended Memory, 40ns Instruction Cycle Time
  • Flexible Power Management System
    • Fully Integrated LDO With Programmable Regulated Core Supply Voltage
    • Supply Voltage Supervision, Monitoring, and Brownout
  • Unified Clock System
    • FLL Control Loop for Frequency Stabilization
    • Low-Power/Low-Frequency Internal Clock Source (VLO)
    • Low-Frequency Trimmed Internal Reference Source (REFO)
    • 32kHz Crystals (XT1)
      High-Frequency Crystals up to 25MHz (XT1)
  • Hardware Multiplier Supporting 32-Bit Operations
  • Three Channel DMA
  • Up to twelve 5V Tolerant Digital Push/Pull I/Os With Up to 20mA Drive Strength

Applications

  • Analog & digital sensor systems
  • LED lighting
  • Digital power supply
  • Motor control
  • Remote controls
  • Thermostats
  • Digital timers
  • Hand-held meters

Block Diagram

Block Diagram - Texas Instruments MSP430F5171 / MSP430F5172 16-bit Mixed Signal MCUs
Published: 2012-02-15 | Updated: 2025-04-16