Overview
The MSP430FR5994IZVWR is a 16-bit microcontroller from Texas Instruments, part of the MSP430FR599x family. This device is renowned for its ultra-low power consumption, high performance, and advanced features. It incorporates a 16-bit RISC architecture with a clock speed of up to 16 MHz and features up to 256KB of ferroelectric random access memory (FRAM) and 8KB of SRAM. The FRAM provides fast, low-power writes, making it ideal for applications requiring high endurance and low power consumption. The microcontroller also includes a low-energy accelerator (LEA) for efficient signal processing, intelligent digital peripherals, and high-performance analog components.
Key Specifications
| Parameter | Specification |
|---|---|
| Microcontroller Architecture | 16-bit RISC |
| Clock Speed | Up to 16 MHz |
| Memory | Up to 256KB FRAM, 8KB SRAM |
| Low-Energy Accelerator (LEA) | Operation independent of CPU, 4KB of RAM shared with CPU, efficient 256-point complex FFT |
| Power Modes | Active: 118 µA/MHz, Standby with VLO (LPM3): 500 nA, Standby with RTC (LPM3.5): 350 nA, Shutdown (LPM4.5): 45 nA |
| Supply Voltage Range | 3.6 V to 1.8 V (minimum supply voltage restricted by SVS levels) |
| Analog-to-Digital Converter (ADC) | 12-bit ADC with window comparator, internal reference, and sample-and-hold, up to 20 external input channels |
| Timers | Six 16-bit timers with up to seven capture/compare registers each |
| Communication Ports | Up to four eUSCI_A serial communication ports, up to four eUSCI_B serial communication ports, UART, I2C, SPI |
| Package Options | NFBGA (87 pins), LQFP (80 pins), LQFP (64 pins), VQFN (48 pins) |
Key Features
- Low-Energy Accelerator (LEA): Independent of CPU, 4KB of RAM shared with CPU, efficient 256-point complex FFT up to 40x faster than Arm Cortex-M0+ core.
- Intelligent Digital Peripherals: 32-bit hardware multiplier (MPY), 6-channel internal DMA, RTC with calendar and alarm functions, six 16-bit timers with up to seven capture/compare registers each, 32- and 16-bit cyclic redundancy check (CRC).
- High-Performance Analog: 16-channel analog comparator, 12-bit ADC featuring window comparator, internal reference, and sample-and-hold, up to 20 external input channels.
- Multifunction Input/Output Ports: All pins support capacitive-touch capability without external components, edge-selectable wake from LPM on all ports, programmable pullup and pulldown on all ports.
- Code Security and Encryption: 128- or 256-bit AES security encryption and decryption coprocessor, random number seed for random number generation algorithms, IP encapsulation protects memory from external access.
- Flexible Clock System: Fixed-frequency DCO with 10 selectable factory-trimmed frequencies, low-power low-frequency internal clock source (VLO), 32-kHz crystals (LFXT), high-frequency crystals (HFXT).
- Development Tools and Software: Development kits (MSP-EXP430FR5994 LaunchPad development kit and MSP-TS430PN80B target socket board), MSP430Ware software for MSP430 microcontrollers.
Applications
- Grid Infrastructure: Suitable for smart grid applications due to its low power consumption and high reliability.
- Factory Automation & Control: Ideal for industrial automation systems requiring precise control and low power operation.
- Building Automation: Used in building management systems for energy-efficient and reliable operation.
- Wearable Fitness & Activity Monitors: Perfect for wearable electronics due to its ultra-low power modes and compact design.
- Wearable Electronics: Suitable for various wearable applications requiring low power and high performance.
Q & A
- What is the maximum clock speed of the MSP430FR5994?
Up to 16 MHz.
- How much memory does the MSP430FR5994 have?
Up to 256KB of FRAM and 8KB of SRAM.
- What is the Low-Energy Accelerator (LEA) and its benefits?
The LEA is a hardware module that delivers fast, efficient, low-power vector math acceleration, up to 40x faster than Arm Cortex-M0+ core.
- What are the power modes available on the MSP430FR5994?
Active mode: 118 µA/MHz, Standby with VLO (LPM3): 500 nA, Standby with RTC (LPM3.5): 350 nA, Shutdown (LPM4.5): 45 nA.
- What types of communication ports are available on the MSP430FR5994?
UART, I2C, SPI, and up to four eUSCI_A and eUSCI_B serial communication ports.
- What is the supply voltage range for the MSP430FR5994?
From 3.6 V to 1.8 V (minimum supply voltage restricted by SVS levels).
- What development tools are available for the MSP430FR5994?
MSP-EXP430FR5994 LaunchPad development kit and MSP-TS430PN80B target socket board, MSP430Ware software.
- What are some of the key analog features of the MSP430FR5994?
16-channel analog comparator, 12-bit ADC with window comparator, internal reference, and sample-and-hold.
- How does the MSP430FR5994 support code security and encryption?
128- or 256-bit AES security encryption and decryption coprocessor, random number seed for random number generation algorithms, IP encapsulation protects memory from external access.
- What are the package options available for the MSP430FR5994?
NFBGA (87 pins), LQFP (80 pins), LQFP (64 pins), VQFN (48 pins).
