Overview
The MSP430FR5994IPMR is a highly advanced microcontroller from Texas Instruments, designed to optimize low power consumption and high performance. This device is part of the MSP430FR599x family, which features a unique low-energy accelerator (LEA) for digital signal processing. The LEA delivers up to 40 times the performance of Arm Cortex-M0+ MCUs, making it ideal for complex functions such as FFT, FIR, and matrix multiplication without requiring DSP expertise. The microcontroller also boasts up to 256KB of ferroelectric random access memory (FRAM), providing ample space for advanced applications and facilitating effortless over-the-air firmware updates.
Key Specifications
| Specification | Value |
|---|---|
| Microcontroller Type | 16-bit RISC architecture |
| Clock Speed | Up to 16 MHz |
| Memory | Up to 256KB FRAM, 8KB RAM (4KB shared with LEA) |
| Power Supply Voltage | 3.6 V to 1.8 V |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | 64-pin LQFP |
| Low-Power Modes | Active: 118 µA/MHz, Standby with VLO (LPM3): 500 nA, Standby with RTC (LPM3.5): 350 nA, Shutdown (LPM4.5): 45 nA |
| Analog-to-Digital Converter (ADC) | 12-bit, up to 20 external input channels |
| Timers | Six 16-bit timers with up to seven capture/compare registers each |
| Serial Communication | Up to four eUSCI_A serial communication ports (UART, IrDA, SPI), up to four eUSCI_B serial communication ports (I2C) |
Key Features
- Embedded microcontroller with 16-bit RISC architecture up to 16 MHz clock speed
- Ultra-low-power writes with fast write at 125 ns per word
- Low-energy accelerator (LEA) for signal processing, operating independently of the CPU
- Intelligent digital peripherals including 32-bit hardware multiplier (MPY) and 6-channel internal DMA
- RTC with calendar and alarm functions
- High-performance analog components including 16-channel analog comparator and 12-bit ADC
- Multifunction input/output ports with capacitive-touch capability and edge-selectable wake from LPM on all ports
- Code security and encryption with 128- or 256-bit AES security encryption and decryption coprocessor
- Flexible clock system with fixed-frequency DCO, low-power low-frequency internal clock source (VLO), and support for 32-kHz and high-frequency crystals
Applications
- Grid infrastructure
- Factory automation and control
- Building automation
- Wearable fitness and activity monitors
- Wearable electronics
Q & A
- What is the primary feature of the MSP430FR5994IPMR microcontroller?
The primary feature is the low-energy accelerator (LEA) for digital signal processing, which provides up to 40 times the performance of Arm Cortex-M0+ MCUs. - What type of memory does the MSP430FR5994IPMR use?
The microcontroller uses up to 256KB of ferroelectric random access memory (FRAM) and 8KB of RAM. - What are the power consumption modes of the MSP430FR5994IPMR?
The device has several low-power modes including Active: 118 µA/MHz, Standby with VLO (LPM3): 500 nA, Standby with RTC (LPM3.5): 350 nA, and Shutdown (LPM4.5): 45 nA. - What is the operating temperature range of the MSP430FR5994IPMR?
The operating temperature range is -40°C to 85°C. - What types of serial communication ports are available on the MSP430FR5994IPMR?
The device features up to four eUSCI_A serial communication ports (UART, IrDA, SPI) and up to four eUSCI_B serial communication ports (I2C). - Does the MSP430FR5994IPMR support capacitive-touch capability?
- What development tools are available for the MSP430FR5994IPMR?
Development kits include the MSP-EXP430FR5994 LaunchPad™ development kit and the MSP-TS430PN80B target socket board, along with MSP430Ware™ software.- What are some typical applications of the MSP430FR5994IPMR?
Typical applications include grid infrastructure, factory automation, building automation, wearable fitness and activity monitors, and wearable electronics.- How does the LEA subsystem operate in relation to the CPU?
The LEA subsystem operates independently of the CPU and shares 4KB of RAM with the CPU, with the CPU having priority over the LEA subsystem.- What security features are included in the MSP430FR5994IPMR?
The device includes 128- or 256-bit AES security encryption and decryption coprocessor, random number seed for random number generation algorithms, and IP encapsulation to protect memory from external access. - What development tools are available for the MSP430FR5994IPMR?
