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