MSP430F5438A-EP

• Low Supply Voltage Range:
  3.6 V Down to 1.8 V
• Ultralow Power Consumption
  • Active Mode (AM): All System Clocks Active
    230 µA/MHz at 8 MHz, 3.0 V, Flash Program
    Execution (Typical) 110 µA/MHz at 8 MHz,
    3.0 V, RAM Program Execution (Typical)
  • Standby Mode (LPM3):
    Real-Time Clock With Crystal, Watchdog,
    and Supply Supervisor Operational, Full RAM
    Retention, Fast Wake-Up:
    1.7 µA at 2.2 V, 2.1 µA at 3.0 V (Typical)
    Low-Power Oscillator (VLO), General-Purpose Counter,
    Watchdog, and Supply Supervisor
    Operational, Full RAM Retention, Fast Wake-Up:
    1.2 µA at 3.0 V (Typical)
  • Off Mode (LPM4):
    Full RAM Retention, Supply Supervisor Operational,
    Fast Wake-Up: 1.2 µA at 3.0 V (Typical)
  • Shutdown Mode (LPM4.5):
    0.1 µA at 3.0 V (Typical)
• Wake-Up From Standby Mode in 3.5 µs (Typical)
• 16-Bit RISC Architecture
  • Extended Memory
  • Up to 25-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
  • High-Frequency Crystals up to 32 MHz⁽¹⁾
• 16-Bit Timer TA0, Timer_A With Five Capture/Compare
  Registers
• 16-Bit Timer TA1, Timer_A With Three Capture/Compare
  Registers
• 16-Bit Timer TB0, Timer_B With Seven Capture/Compare
  Shadow Registers
• Up to Four Universal Serial Communication Interfaces
  • USCI_A0, USCI_A1, USCI_A2, and USCI_A3 Each Supporting
    • Enhanced UART supporting Auto-Baudrate Detection
    • IrDA Encoder and Decoder
    • Synchronous SPI
  • USCI_B0, USCI_B1, USCI_B2, and USCI_B3 Each Supporting
    • I²C^TM
    • Synchronous SPI
• 12-Bit Analog-to-Digital (A/D) Converter
  • Internal Reference
  • Sample-and-Hold
  • Autoscan Feature
  • 14 External Channels, 2 Internal Channels
• Hardware Multiplier Supporting 32-Bit Operations
• Serial Onboard Programming, No External Programming
  Voltage Needed
• Three Channel Internal DMA
• Basic Timer With Real-Time Clock Feature
• For Complete Module Descriptions, See the (SLAU208)
• Wide Operational Range: –40°C to 125°C (Q Temp),
  –55°C to 125°C (M Temp) (Some Noted Parameters
  Specified for –40°C to 85°C Only)

Supports Defense, Aerospace, and Medical Applications

• Controlled Baseline
• One Assembly and Test Site
• One Fabrication Site
• Available in Extended (–55°C to 125°C) Temperature Range
• Extended Product Life Cycle
• Extended Product-Change Notification
• Product Traceability

⁽¹⁾ Use of crystals is not ensured above 85°C for both 32-kHz and high frequency crystals.
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