Overview
The MSP430F5438AIZQWT is a 16-bit ultra-low-power microcontroller from Texas Instruments, designed for applications requiring high performance and low power consumption. This microcontroller features a powerful 16-bit RISC CPU, extensive low-power modes, and a range of peripherals that make it suitable for various embedded systems. The device is part of the MSP430F543xA series and is optimized for extended battery life in portable measurement applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Flash Memory | 256 KB |
| RAM | 16 KB |
| ADC | 12-bit, 14 channels (14 external, 2 internal) |
| Timers | Three 16-bit timers (Timer_A and Timer_B) |
| USCI | Up to four universal serial communication interfaces (USCI_A and USCI_B) |
| Hardware Multiplier | 32-bit hardware multiplier |
| DMA | Three-channel DMA |
| System Clock | Up to 25 MHz |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | MicroStar Junior™ BGA (113 pins) |
| Package Size | 7 mm x 7 mm |
| I/O Pins | 87 |
| Supply Voltage | 1.8 V to 3.6 V |
| Wake-Up Time | 3.5 µs (typical) |
Key Features
- 16-bit RISC CPU with 16-bit registers and constant generators for maximum code efficiency.
- High-performance 12-bit analog-to-digital (A/D) converter with autoscan feature and internal reference.
- Up to four universal serial communication interfaces (USCI) supporting UART, IrDA, SPI, and I2C.
- Three 16-bit timers (Timer_A and Timer_B) and a basic timer with real-time clock feature.
- Hardware multiplier supporting 32-bit operations.
- Three-channel DMA and a unified clock system.
- Fully integrated LDO with programmable regulated core supply voltage.
- Supply voltage supervision, monitoring, and brownout detection.
- Low-power modes including LPM3 and LPM4.5 with full RAM retention and fast wake-up.
- Extended temperature range of -40°C to 125°C for certain parameters.
Applications
The MSP430F5438AIZQWT is suitable for a variety of applications, including:
- Portable measurement devices.
- Industrial automation and control systems.
- Medical devices requiring low power consumption.
- Aerospace and defense applications due to its extended temperature range and reliability features.
- Energy harvesting and battery-powered systems.
Q & A
- What is the flash memory capacity of the MSP430F5438AIZQWT?
The MSP430F5438AIZQWT has 256 KB of flash memory.
- How many I/O pins does the MSP430F5438AIZQWT have?
The device has 87 I/O pins.
- What is the operating temperature range of the MSP430F5438AIZQWT?
The operating temperature range is -40°C to 85°C.
- What types of serial communication interfaces are supported by the MSP430F5438AIZQWT?
The device supports UART, IrDA, SPI, and I2C through its USCI interfaces.
- How fast can the MSP430F5438AIZQWT wake up from low-power modes?
The device can wake up from low-power modes to active mode in 3.5 µs (typical).
- Does the MSP430F5438AIZQWT have a hardware multiplier?
Yes, it has a 32-bit hardware multiplier.
- What is the maximum system clock frequency of the MSP430F5438AIZQWT?
The maximum system clock frequency is up to 25 MHz.
- Is the MSP430F5438AIZQWT RoHS compliant?
Yes, the device is RoHS compliant.
- What is the package type of the MSP430F5438AIZQWT?
The package type is MicroStar Junior™ BGA with 113 pins.
- Does the MSP430F5438AIZQWT support low-power modes?
Yes, it supports various low-power modes including LPM3 and LPM4.5.
