MSP430FR5994 (ACTIVE) 16 MHz Ultra-Low-Power MCU With 256 KB FRAM, 8 KB SRAM, Low-Energy Vector Math Accelerator

• Embedded Microcontroller
  • 16-Bit RISC Architecture up to 16‑MHz Clock
  • Up to 256KB of Ferroelectric Random Access Memory (FRAM)
    • Ultra-Low-Power Writes
    • Fast Write at 125 ns Per Word (64KB in 4 ms)
    • Flexible Allocation of Data and Application Code in Memory
    • 10¹⁵ Write Cycle Endurance
    • Radiation Resistant and Nonmagnetic
  • 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: 118 µA/MHz
  • Standby With VLO (LPM3): 500 nA
  • Standby With Real-Time Clock (RTC) (LPM3.5): 350 nA ⁽¹⁾
  • Shutdown (LPM4.5): 45 nA
• Low-Energy Accelerator (LEA) for Signal Processing (MSP430FR599x Only)
  • Operation Independent of CPU
  • 4KB of RAM Shared With CPU
  • Efficient 256-Point Complex FFT:
    Up to 40x Faster Than Arm^® Cortex^®-M0+ Core
• Intelligent Digital Peripherals
  • 32-Bit Hardware Multiplier (MPY)
  • 6-Channel Internal DMA
  • RTC With Calendar and Alarm Functions
  • Six 16-Bit Timers With up to Seven Capture/Compare Registers Each
  • 32- and 16-Bit Cyclic Redundancy Check (CRC)
• High-Performance Analog
  • 16-Channel Analog Comparator
  • 12-Bit Analog-to-Digital Converter (ADC) Featuring Window Comparator, Internal Reference and Sample-and-Hold, up to 20 External Input Channels
• Multifunction Input/Output Ports
  • All Pins Support Capacitive-Touch Capability With No Need for External Components
  • Accessible Bit-, Byte-, and Word-Wise (in Pairs)
  • Edge-Selectable Wake From LPM on All Ports
  • Programmable Pullup and Pulldown on All Ports
• Code Security and Encryption
  • 128- or 256-Bit AES Security Encryption and Decryption Coprocessor
  • Random Number Seed for Random Number Generation Algorithms
  • IP Encapsulation Protects Memory From External Access
• Enhanced Serial Communication
  • Up to Four eUSCI_A Serial Communication Ports
    • UART With Automatic Baud-Rate Detection
    • IrDA Encode and Decode
  • Up to Four eUSCI_B Serial Communication Ports
    • I²C With Multiple-Slave Addressing
  • Hardware UART or I²C Bootloader (BSL)
• 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 (Also See Tools and Software)
  • Development Kits (MSP-EXP430FR5994 LaunchPad™ Development Kit and MSP‑TS430PN80B Target Socket Board)
  • MSP430Ware™ Software for MSP430™ Microcontrollers
• Device Comparison Summarizes the Available Device Variants and Package Options
• 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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