Overview
The TMS320F28031PNQ is a high-performance, 32-bit real-time microcontroller from Texas Instruments, part of the Piccolo microcontroller family. This device is designed for real-time control applications, offering a powerful TMS320C28x CPU core. It operates at a clock speed of 60 MHz, providing efficient processing capabilities with features such as 16 × 16 and 32 × 32 MAC operations and a 16 × 16 dual MAC. The microcontroller also includes a Programmable Control Law Accelerator (CLA) for independent execution of 32-bit floating-point math operations.
Key Specifications
| Specification | Value |
|---|---|
| CPU Type | TMS320C28x 32-bit CPU |
| Clock Speed | 60 MHz (16.67 ns cycle time) |
| Memory | 64 KB Flash, 1 KB SARAM (0-wait state) |
| ADC Resolution | 12-bit |
| ADC Channels | 16, 14, 13 (depending on configuration) |
| Package Type | 80-Pin PN Low-Profile Quad Flatpack (LQFP) |
| Supply Voltage | 3.3 V |
| Temperature Range | –40°C to 125°C (Q option for automotive applications) |
| Peripherals | eCAN, LIN, SPI, SCI (UART Compatible), I2C, ePWM, HRPWM, ECAP |
| GPIO Pins | Up to 45 individually programmable, multiplexed GPIO pins |
| Comparators | 3 with integrated DACs |
Key Features
- High-efficiency 32-bit CPU with Harvard bus architecture and fast interrupt response.
- Programmable Control Law Accelerator (CLA) for independent execution of 32-bit floating-point math operations.
- Integrated peripherals including eCAN, LIN, SPI, SCI (UART Compatible), I2C, ePWM, HRPWM, and ECAP.
- 12-bit Analog-to-Digital Converter (ADC) with multiple channels.
- Three comparators with integrated DACs.
- Advanced emulation features for real-time debug and analysis.
- Low power consumption and single 3.3V supply without power sequencing requirements.
- Integrated power-on reset and brown-out reset.
Applications
The TMS320F28031PNQ is suitable for a variety of real-time control applications, including:
- Automotive control systems, such as engine control, transmission control, and advanced driver assistance systems (ADAS).
- Industrial automation, including motor control, robotics, and process control.
- Medical devices requiring precise control and real-time processing.
- Aerospace and defense applications where high reliability and performance are critical.
- Consumer electronics that require advanced control and real-time processing capabilities.
Q & A
- What is the clock speed of the TMS320F28031PNQ?
The clock speed is 60 MHz with a cycle time of 16.67 ns. - What type of CPU does the TMS320F28031PNQ use?
The CPU is a TMS320C28x 32-bit CPU. - What is the memory configuration of the TMS320F28031PNQ?
The device has 64 KB of Flash memory and 1 KB of SARAM (0-wait state). - What is the resolution of the ADC in the TMS320F28031PNQ?
The ADC resolution is 12-bit. - How many GPIO pins does the TMS320F28031PNQ have?
The device has up to 45 individually programmable, multiplexed GPIO pins. - What are the temperature options for the TMS320F28031PNQ?
The temperature options include –40°C to 105°C (T option), –40°C to 125°C (S option), and –40°C to 125°C with AEC Q100 qualification for automotive applications (Q option). - Does the TMS320F28031PNQ support floating-point operations?
Yes, it supports 32-bit floating-point math operations through the Programmable Control Law Accelerator (CLA). - What peripherals are integrated into the TMS320F28031PNQ?
The device includes eCAN, LIN, SPI, SCI (UART Compatible), I2C, ePWM, HRPWM, and ECAP. - Is the TMS320F28031PNQ suitable for automotive applications?
Yes, it is qualified for automotive applications with the Q option. - What is the supply voltage requirement for the TMS320F28031PNQ?
The device operates on a single 3.3V supply.
