Overview
The TMS320F28031PAGT is a high-performance, 32-bit real-time microcontroller from Texas Instruments, part of the TMS320F2803x family. This microcontroller is designed for demanding applications that require advanced processing capabilities, low power consumption, and a wide range of peripherals. It features a high-efficiency TMS320C28x CPU operating at 60 MHz with a cycle time of 16.67 ns. The device is particularly suited for industrial control, automotive, and other real-time systems due to its robust feature set and reliability.
Key Specifications
| Feature | Description |
|---|---|
| CPU | High-efficiency 32-bit TMS320C28x CPU, 60 MHz (16.67 ns cycle time) |
| MAC Operations | 16 × 16 and 32 × 32 MAC operations, 16 × 16 dual MAC |
| Memory | Up to 10K words of flash, 1K words of OTP ROM, 6K words of SARAM |
| Peripherals | ePWM channels, eCAP inputs, eQEP modules, 12-bit ADC, on-chip temperature sensor, comparators, I2C, eCAN, LIN, SPI, SCI (UART compatible) |
| Package Options | 64-Pin PAG Thin Quad Flatpack (TQFP) |
| Temperature Options | T: –40°C to 105°C, S: –40°C to 125°C, Q: –40°C to 125°C (AEC Q100 qualification for automotive applications) |
| Supply Voltage | Single 3.3V supply, no power sequencing requirement, integrated power-on reset and brown-out reset |
| Clocking | Two internal zero-pin oscillators, on-chip crystal oscillator and external clock input, watchdog timer module, missing clock detection circuitry |
Key Features
- High-Efficiency CPU: The TMS320C28x CPU supports 16 × 16 and 32 × 32 MAC operations and 16 × 16 dual MAC, ensuring high computational efficiency.
- Programmable Control Law Accelerator (CLA): A 32-bit floating-point math accelerator that executes code independently of the main CPU.
- Advanced Peripherals: Includes ePWM, eCAP, eQEP, 12-bit ADC, on-chip temperature sensor, comparators, I2C, eCAN, LIN, SPI, and SCI (UART compatible).
- Low Power and Cost-Effective: Single 3.3V supply, no power sequencing requirement, integrated power-on reset and brown-out reset, and low power consumption.
- Advanced Emulation Features: Supports analysis and breakpoint functions, and real-time debug through hardware.
- Harvard Bus Architecture: Enhances performance by allowing simultaneous access to program and data memory.
- Fast Interrupt Response: Fast interrupt response and processing capabilities.
Applications
The TMS320F28031PAGT is widely used in various applications including:
- Industrial Control Systems: Motor control, power conversion, and industrial automation.
- Automotive Systems: Engine control, transmission control, and other automotive applications, especially those requiring AEC Q100 qualification.
- Medical Devices: High-precision medical equipment that requires real-time processing and advanced peripherals.
- Aerospace and Defense: Systems requiring high reliability and advanced computational capabilities.
Q & A
- What is the operating frequency of the TMS320F28031PAGT CPU?
The CPU operates at 60 MHz with a cycle time of 16.67 ns.
- What types of MAC operations does the TMS320F28031PAGT support?
It supports 16 × 16 and 32 × 32 MAC operations, as well as 16 × 16 dual MAC.
- What is the Programmable Control Law Accelerator (CLA) in the TMS320F28031PAGT?
The CLA is a 32-bit floating-point math accelerator that executes code independently of the main CPU.
- What are the package options available for the TMS320F28031PAGT?
The device is available in a 64-Pin PAG Thin Quad Flatpack (TQFP) package.
- What are the temperature options for the TMS320F28031PAGT?
The temperature options include T: –40°C to 105°C, S: –40°C to 125°C, and Q: –40°C to 125°C (AEC Q100 qualification for automotive applications).
- Does the TMS320F28031PAGT require power sequencing?
No, it does not require power sequencing and operates on a single 3.3V supply.
- What advanced peripherals are available on the TMS320F28031PAGT?
The device includes ePWM, eCAP, eQEP, 12-bit ADC, on-chip temperature sensor, comparators, I2C, eCAN, LIN, SPI, and SCI (UART compatible).
- Does the TMS320F28031PAGT support real-time debugging?
Yes, it supports real-time debug through hardware and advanced emulation features.
- What is the endianness of the TMS320F28031PAGT?
The device uses little-endian byte order.
- Is the TMS320F28031PAGT suitable for automotive applications?
Yes, it is suitable for automotive applications and meets AEC Q100 qualification standards.
