Overview
The MSP430FR5949IRHAT is a 16-bit ultra-low-power microcontroller from Texas Instruments, part of the MSP430FR59xx series. This microcontroller is designed for applications requiring low power consumption and high performance. It features a 16-bit RISC architecture with a clock speed of up to 16 MHz. The device is packaged in a 40-pin VQFN (RHA) package, making it suitable for a variety of embedded systems.
The MSP430FR5949IRHAT is optimized for ultra-low-power modes, including active, standby, real-time clock, and shutdown modes, with power consumption as low as 0.02 µA in shutdown mode. It also includes 64 KB of nonvolatile ferroelectric RAM (FRAM) and 2 KB of SRAM, providing unified memory for program, data, and storage.
Key Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | MSP430FR5949IRHAT |
| Core Processor | 16-Bit RISC CPUXV2 |
| Clock Speed | Up to 16 MHz |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Nonvolatile Memory | 64 KB FRAM |
| SRAM | 2 KB |
| GPIO Pins | 33 |
| Package Type | 40-VQFN (RHA) |
| Operating Temperature Range | -40°C to 85°C |
| ADC | 12-bit, 14 channels |
| Timers | Five 16-bit timers with up to seven capture/compare registers each |
| DMA | 3-channel internal DMA |
| Real-Time Clock | With calendar and alarm functions |
| Security Features | AES256, cryptographic acceleration, debug security, physical security, secure FW and SW update, software IP protection |
Key Features
- Ultra-low-power modes: Active (approximately 100 µA/MHz), Standby (LPM3 with VLO: 0.4 µA), Real-Time Clock (LPM3.5: 0.25 µA), and Shutdown (LPM4.5: 0.02 µA)
- 64 KB of nonvolatile ferroelectric RAM (FRAM) with fast write times (125 ns per word) and unified memory for program, data, and storage
- Intelligent digital peripherals including a 32-bit hardware multiplier, 3-channel internal DMA, and five 16-bit timers with up to seven capture/compare registers each
- Real-Time Clock (RTC) with calendar and alarm functions
- High-performance ADC (12-bit, 14 channels) and comparators (16)
- Multiple communication interfaces: I²C, IrDA, SCI, SPI, UART/USART
- Security features including AES256, cryptographic acceleration, and software IP protection
Applications
The MSP430FR5949IRHAT is suitable for a wide range of applications that require low power consumption and high performance. These include:
- Energy harvesting systems
- Wireless sensor networks
- Industrial automation and control systems
- Medical devices and healthcare applications
- Smart home and IoT devices
- Automotive systems requiring low power and high reliability
Q & A
- What is the clock speed of the MSP430FR5949IRHAT?
The clock speed of the MSP430FR5949IRHAT is up to 16 MHz.
- What type of memory does the MSP430FR5949IRHAT use?
The MSP430FR5949IRHAT uses 64 KB of nonvolatile ferroelectric RAM (FRAM) and 2 KB of SRAM.
- What are the ultra-low-power modes available on the MSP430FR5949IRHAT?
The ultra-low-power modes include Active, Standby (LPM3 with VLO), Real-Time Clock (LPM3.5), and Shutdown (LPM4.5).
- What communication interfaces are available on the MSP430FR5949IRHAT?
The MSP430FR5949IRHAT supports I²C, IrDA, SCI, SPI, and UART/USART interfaces.
- Does the MSP430FR5949IRHAT have any security features?
Yes, it includes AES256, cryptographic acceleration, debug security, physical security, secure FW and SW update, and software IP protection.
- What is the operating temperature range of the MSP430FR5949IRHAT?
The operating temperature range is -40°C to 85°C.
- How many GPIO pins does the MSP430FR5949IRHAT have?
The MSP430FR5949IRHAT has 33 GPIO pins.
- What is the package type of the MSP430FR5949IRHAT?
The package type is 40-VQFN (RHA).
- Is the MSP430FR5949IRHAT suitable for automotive applications?
No, it is not specifically qualified for automotive applications.
- What is the lifecycle status of the MSP430FR5949IRHAT?
The MSP430FR5949IRHAT is active and recommended for new designs.
