Overview
The Texas Instruments MSP430F5328 is a member of the MSP430 family of ultra-low-power microcontrollers. This device is designed to optimize power consumption and extend battery life in various applications. It features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that enhance code efficiency. The MSP430F5328 is particularly suited for analog and digital sensor systems, data loggers, and general-purpose applications due to its extensive set of peripherals and low-power modes.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor | 16-bit RISC CPU |
| System Clock | Up to 25 MHz |
| Memory | 128 KB Flash, 10 KB SRAM |
| ADC | 12-bit analog-to-digital converter with internal reference and autoscan feature |
| Timers | Four 16-bit timers (TA0, TA1, TA2, TB0) |
| Communication Interfaces | Two universal serial communication interfaces (USCIs) supporting UART, SPI, and I2C |
| Power Supply | 1.8 V to 3.6 V |
| Power Consumption | Active mode: 290 µA/MHz at 8 MHz, 3 V; Standby mode (LPM3): 1.9 µA at 2.2 V; Off mode (LPM4): 1.1 µA at 3 V; Shutdown mode (LPM4.5): 0.18 µA at 3 V |
| Operating Temperature | -40°C to 85°C |
| Package | 80-pin NFBGA (ZXH) |
Key Features
- Ultra-low power consumption with multiple low-power modes (LPM3, LPM4, LPM4.5)
- Flexible power-management system with fully integrated LDO and programmable regulated core supply voltage
- Supply voltage supervision, monitoring, and brownout detection
- Unified clock system with digitally controlled oscillator (DCO) and low-frequency internal clock source (VLO)
- Hardware multiplier supporting 32-bit operations
- Three-channel internal DMA
- Basic timer with real-time clock (RTC) feature
- Serial onboard programming without external programming voltage
- Comparator and integrated 3.3-V power system
Applications
The MSP430F5328 is suitable for a variety of applications, including:
- Analog and digital sensor systems
- Data loggers
- General-purpose applications requiring low power consumption
- Portable measurement applications
Q & A
- What is the maximum system clock frequency of the MSP430F5328?
The maximum system clock frequency is up to 25 MHz.
- What is the memory configuration of the MSP430F5328?
The device has 128 KB of Flash memory and 10 KB of SRAM.
- What types of communication interfaces are supported by the MSP430F5328?
The device supports UART, SPI, and I2C through two universal serial communication interfaces (USCIs).
- What are the power consumption characteristics of the MSP430F5328 in different modes?
In active mode, it consumes 290 µA/MHz at 8 MHz, 3 V. In standby mode (LPM3), it consumes 1.9 µA at 2.2 V. In off mode (LPM4), it consumes 1.1 µA at 3 V, and in shutdown mode (LPM4.5), it consumes 0.18 µA at 3 V.
- What is the operating temperature range of the MSP430F5328?
The operating temperature range is -40°C to 85°C.
- What type of package is available for the MSP430F5328?
The device is available in an 80-pin NFBGA (ZXH) package.
- Does the MSP430F5328 support real-time clock functionality?
Yes, it includes a basic timer with real-time clock (RTC) feature.
- What is the purpose of the hardware multiplier in the MSP430F5328?
The hardware multiplier supports 32-bit operations, enhancing computational efficiency.
- Can the MSP430F5328 be programmed without an external programming voltage?
Yes, it supports serial onboard programming without an external programming voltage.
- What are some typical applications for the MSP430F5328?
Typical applications include analog and digital sensor systems, data loggers, and general-purpose applications requiring low power consumption.
