1.1 Features 1
• Embedded Microcontroller
– 16-Bit RISC Architecture up to 24-MHz Clock
– Wide Supply Voltage Range (2 V to 3.6 V)
– –40°C to 85°C Operation
• Optimized Ultra-Low-Power Modes
– Active Mode: 81.4 μA/MHz (Typical)
– Standby (LPM3 With VLO): 6.3 μA (Typical)
– Real-Time Clock (RTC) (LPM3.5 With Crystal): 1.5 μA (Typical)
– Shutdown (LPM4.5): 0.32 μA (Typical)
• Ultra-Low-Power Ferroelectric RAM (FRAM)
– Up to 16KB of Nonvolatile Memory
– Ultra-Low-Power Writes
– Fast Write at 125 ns per Word (16KB in 1 ms)
– Built-In Error Correction Coding (ECC) and Memory Protection Unit (MPU)
– Universal Memory = Program + Data + Storage
– 1015 Write Cycle Endurance
– Radiation Resistant and Nonmagnetic
• Intelligent Digital Peripherals
– 32-Bit Hardware Multiplier (MPY)
– Three-Channel Internal DMA
– Real-Time Clock (RTC) With Calendar and Alarm Functions
– Five 16-Bit Timers With up to Three Capture/Compare Registers
– 16-Bit Cyclic Redundancy Checker (CRC)
• High-Performance Analog
– 16-Channel Analog Comparator With Voltage Reference and Programmable Hysteresis
– 12-Channel 10-Bit Analog-to-Digital Converter (ADC) With Internal Reference and Sample-and-Hold
– 200 ksps at 100-μA Consumption
• Enhanced Serial Communication
– eUSCI_A0 and eUSCI_A1 Support:
– UART With Automatic Baud-Rate Detection
– IrDA Encode and Decode
– SPI
– eUSCI_B0 Supports:
– I2C With Multiple-Slave Addressing
– SPI
– Hardware UART Bootloader (BSL)
• Power Management System
– Fully Integrated LDO
– Supply Voltage Supervisor for Core and Supply Voltages With Reset Capability
– Always-On Zero-Power Brownout Detection
– Serial Onboard Programming With No External Voltage Needed
• Flexible Clock System
– Fixed-Frequency DCO With Six Selectable Factory-Trimmed Frequencies (Device Dependent)
– Low-Power Low-Frequency Internal Clock Source (VLO)
– 32-kHz Crystals (LFXT)
– High-Frequency Crystals (HFXT)
• Development Tools and Software
– Free Professional Development Environment (Code Composer Studio™ IDE)
– Low-Cost Full-Featured Kit (MSP-EXP430FR5739)
– Full Development Kit (MSP-FET430U40A)
– Target Board (MSP-TS430RHA40A)
• Family Members
– See Family Members for Available Device Variants and Packages
– For Complete Module Descriptions, See the MSP430FR57xx Family User's Guide