MSP430FR68721 (ACTIVE) MSP430FR68721 16 MHz Ultra-Low-Power MCU featuring 64 KB FRAM, 2 KB SRAM, 51 IO, ADC12, LCD

• Embedded Microcontroller
  • 16-Bit RISC Architecture up to 16-MHz Clock
  • Wide Supply Voltage Range From 3.6 V Down to 1.8 V (Minimum Supply Voltage is Restricted by SVS Levels, See the SVS Specifications)
• Optimized Ultra-Low-Power Modes
  • Active Mode: Approximately 100 µA/MHz
  • Standby (LPM3 With VLO): 0.4 µA (Typical)
  • Real-Time Clock (RTC) (LPM3.5): 0.35 µA (Typical) ⁽¹⁾
  • Shutdown (LPM4.5): 0.04 µA (Typical)
• Ultra-Low-Power Ferroelectric RAM (FRAM)
  • Up to 64KB of Nonvolatile Memory
  • Ultra-Low-Power Writes
  • Fast Write at 125 ns per Word (64KB in 4 ms)
  • Unified Memory = Program, Data, and Storage in One Single Space
  • 10¹⁵ Write Cycle Endurance
  • Radiation Resistant and Nonmagnetic
• Intelligent Digital Peripherals
  • 32-Bit Hardware Multiplier (MPY)
  • Three-Channel Internal Direct Memory Access (DMA)
  • RTC With Calendar and Alarm Functions
  • Five 16-Bit Timers With up to Seven Capture/Compare Registers
  • 16-Bit and 32-Bit Cyclic Redundancy Checker (CRC16, CRC32)
• High-Performance Analog
  • Up to 8-Channel Analog Comparator
  • 12-Bit Analog-to-Digital Converter (ADC) With Internal Reference and Sample-and-Hold and up to 8 External Input Channels
  • Integrated 116-Segment LCD Driver With Contrast Control
• Code Security and Encryption
  • 128-Bit or 256-Bit AES Security Encryption and Decryption Coprocessor (MSP430FR69xx(1) Only)
  • True Random Number Seed for Random Number Generation Algorithm
  • Lockable Memory Segments for IP Encapsulation and Secure Storage
• Multifunction Input/Output Ports
  • All I/O Pins Support Capacitive Touch Capability Without Need for External Components
  • Accessible Bit-, Byte- and Word-Wise (in Pairs)
  • Edge-Selectable Wakeup From LPM on Ports P1 to P4
  • Programmable Pullup and Pulldown on All Ports
• Enhanced Serial Communication
  • eUSCI_A0 and eUSCI_A1 Support:
    • UART With Automatic Baud-Rate Detection
    • IrDA Encode and Decode
    • SPI at Rates up to 10 Mbps
  • eUSCI_B0 and eUSCI_B1 Support:
    • I²C With Multiple-Slave Addressing
    • SPI at Rates up to 10 Mbps
• Flexible Clock System
  • Fixed-Frequency DCO With 10 Selectable Factory-Trimmed Frequencies
  • Low-Power Low-Frequency Internal Clock Source (VLO)
  • 32-kHz Crystals (LFXT)
  • High-Frequency Crystals (HFXT)
• Development Tools and Software
  • Free Professional Development Environments With EnergyTrace++™ Technology for Power Profiling and Debugging
  • Microcontroller Development Boards Available
• Family Members
  • Device Comparison Summarizes the Available Variants and Packages
• For Complete Module Descriptions, See the MSP430FR58xx, MSP430FR59xx, and MSP430FR6xx Family User’s Guide

⁽¹⁾The RTC is clocked by a 3.7-pF crystal.

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