• Low Supply Voltage Range: 1.8 V to 3.6 V
• Ultra-Low Power Consumption
  • Active Mode (AM):
    All System Clocks Active:
    270 µA/MHz at 8 MHz, 3.0 V, Flash Program Execution (Typical)
  • Standby Mode (LPM3):
    Watchdog With Crystal and Supply Supervisor Operational, Full RAM Retention, Fast Wakeup:
    1.8 µA at 2.2 V, 2.1 µA at 3.0 V (Typical)
  • Shutdown Real-Time Clock (RTC) Mode (LPM3.5):
    Shutdown Mode, Active RTC With Crystal:
    1.1 µA at 3.0 V (Typical)
  • Shutdown Mode (LPM4.5):
    0.3 µA at 3.0 V (Typical)
• Wake up From Standby Mode in 3 µs (Typical)
• 16-Bit RISC Architecture, Extended Memory, up to 20-MHz System Clock
• 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)
  • 32-kHz Crystals (XT1)
  • High-Frequency Crystals up to 32 MHz (XT2)
• Four 16-Bit Timers With 3, 5, or 7 Capture/Compare Registers
• Two Universal Serial Communication Interfaces (USCIs)
  • USCI_A0 and USCI_A1 Each Support:
    • Enhanced UART Supports Automatic Baud-Rate Detection
    • IrDA Encoder and Decoder
    • Synchronous SPI
  • USCI_B0 and USCI_B1 Each Support:
    • I²C
    • Synchronous SPI
• Full-Speed Universal Serial Bus (USB)
  • Integrated USB-PHY
  • Integrated 3.3-V and 1.8-V USB Power System
  • Integrated USB-PLL
  • Eight Input and Eight Output Endpoints
• 12-Bit Analog-to-Digital Converter (ADC) With Internal Shared Reference, Sample-and-Hold, and Autoscan Feature
• Dual 12-Bit Digital-to-Analog Converters (DACs) With Synchronization
• Voltage Comparator
• Hardware Multiplier Supports 32-Bit Operations
• Serial Onboard Programming, No External Programming Voltage Needed
• 6-Channel Internal DMA
• RTC Module With Supply Voltage Backup Switch
• Device Comparison Summarizes the Available Family Members

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