Overview
The Texas Instruments MSP430F5340IRGZR is a member of the MSP430 family of ultra-low-power microcontrollers. This device is designed to optimize power consumption, making it ideal for applications requiring extended battery life, particularly in portable measurement systems. The MSP430F5340 features a powerful 16-bit RISC CPU, 16-bit registers, and a constant generator, which contribute to maximum code efficiency. The microcontroller also includes a digitally controlled oscillator (DCO) that allows it to wake up from low-power modes to active mode in just 3.5 µs (typical).
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | MSP430F5340IRGZR |
| Package | VQFN-48-EP (7x7 mm) |
| Flash Memory | 64 KB |
| SRAM | 6 KB |
| System Clock | Up to 25 MHz |
| Supply Voltage | 3.6 V down to 1.8 V |
| Power Consumption (Active Mode) | 290 µA/MHz at 8 MHz, 3 V (typical) |
| Power Consumption (Standby Mode - LPM3) | 1.9 µA at 2.2 V, 2.1 µA at 3 V (typical) |
| Power Consumption (Off Mode - LPM4) | 1.1 µA at 3 V (typical) |
| Power Consumption (Shutdown Mode - LPM4.5) | 0.18 µA at 3 V (typical) |
| ADC | 12-bit, internal reference, sample-and-hold, autoscan feature |
| Timers | Four 16-bit timers (TA0, TA1, TA2, TB0) |
| USCIs | Two USCIs (USCI_A0, USCI_A1, USCI_B0, USCI_B1) supporting UART, IrDA, SPI, I2C |
| Hardware Multiplier | Supports 32-bit operations |
| DMA | 3-channel internal DMA |
| RTC | Basic timer with RTC feature and alarm capabilities |
| I/O Pins | 38 I/O pins |
Key Features
- Ultra-low power consumption with various low-power modes (LPM3, LPM4, LPM4.5) to extend battery life.
- 16-bit RISC CPU with 16-bit registers and a constant generator for maximum code efficiency.
- Digitally controlled oscillator (DCO) allowing fast wake-up from low-power modes to active mode in 3.5 µs (typical).
- Fully integrated LDO with programmable regulated core supply voltage and supply voltage supervision, monitoring, and brownout detection.
- Unified clock system with FLL control loop for frequency stabilization and low-power low-frequency internal clock source (VLO).
- High-performance 12-bit ADC with internal reference, sample-and-hold, and autoscan feature.
- Comparator and hardware multiplier supporting 32-bit operations.
- Serial onboard programming without the need for an external programming voltage.
- Three-channel internal DMA and basic timer with RTC feature and alarm capabilities.
- Two USCIs supporting enhanced UART with automatic baud-rate detection, IrDA encoder and decoder, synchronous SPI, and I2C.
Applications
- Analog and digital sensor systems.
- Data loggers.
- General-purpose applications requiring low power consumption and high performance.
- Portable measurement applications where extended battery life is crucial.
Q & A
- What is the typical power consumption of the MSP430F5340 in active mode?
The typical power consumption in active mode is 290 µA/MHz at 8 MHz, 3 V.
- What are the different low-power modes available on the MSP430F5340?
The device supports several low-power modes including LPM3, LPM4, and LPM4.5.
- What is the maximum system clock frequency of the MSP430F5340?
The maximum system clock frequency is up to 25 MHz.
- Does the MSP430F5340 have built-in ADC and what are its features?
Yes, it has a 12-bit ADC with internal reference, sample-and-hold, and autoscan feature.
- What types of serial communication interfaces are supported by the MSP430F5340?
The device supports two USCIs which include enhanced UART, IrDA, synchronous SPI, and I2C.
- How many I/O pins does the MSP430F5340 have?
The device has 38 I/O pins.
- What is the wake-up time from standby mode to active mode?
The wake-up time from standby mode to active mode is typically 3.5 µs.
- Does the MSP430F5340 support internal DMA?
Yes, it supports 3-channel internal DMA.
- What is the package type of the MSP430F5340IRGZR?
The package type is VQFN-48-EP (7x7 mm).
- Is the MSP430F5340 suitable for safety-critical applications?
No, it is not recommended for safety-critical applications without proper evaluation and validation.
