Overview
The TMS320F28069PNT is a 32-bit microcontroller from Texas Instruments, part of the C2000™ Piccolo™ series. This device is optimized for real-time control applications, offering high-performance processing, sensing, and actuation capabilities. It is particularly suited for applications such as industrial motor drives, solar inverters, digital power systems, electrical vehicles, and advanced sensing and signal processing.
Key Specifications
| Parameter | Specification |
|---|---|
| CPU | High-efficiency 32-bit CPU (TMS320C28x) |
| Frequency | 90 MHz (11.11-ns cycle time) |
| Multiply and Accumulate (MAC) Operations | 16 × 16 and 32 × 32 MAC operations, 16 × 16 dual MAC |
| Bus Architecture | Harvard bus architecture |
| Memory | Up to 256KB of flash, up to 100KB of RAM, 2KB of One-Time Programmable (OTP) ROM |
| Direct Memory Access (DMA) | 6-channel DMA |
| Package | 80-pin LQFP (PN) |
| Supply Voltage | 3.3 V |
| Operating Temperature Range | -40 to 125°C |
| Peripherals | CAN, I2C, SPI, UART, PWM, ADC (12-bit, 3.46-MSPS), DAC (10-bit), Analog Comparators, VCU, CLA |
Key Features
- Floating-Point Unit (FPU) for native single-precision floating-point operations
- Programmable Control Law Accelerator (CLA) for 32-bit floating-point math acceleration, executing code independently of the main CPU
- Viterbi, Complex Math, CRC Unit (VCU) extending the C28x instruction set for complex multiply, Viterbi operations, and Cyclic Redundancy Check (CRC)
- Fast interrupt response and processing with atomic operations
- Unified memory programming model and code-efficient design in C/C++ and Assembly
- Advanced debug features including analysis and breakpoint functions, and real-time debug through hardware
- Highly integrated control peripherals including ePWM, ADC, DAC, and analog comparators
- Internal voltage regulator for single-rail operation
Applications
- Industrial motor drives
- Solar inverters and digital power systems
- Electrical vehicles and transportation systems
- Motor control and advanced sensing and signal processing
- Real-time control applications requiring high-performance processing, sensing, and actuation
Q & A
- What is the CPU frequency of the TMS320F28069PNT?
The CPU frequency is 90 MHz with an 11.11-ns cycle time.
- What type of memory does the TMS320F28069PNT have?
The device has up to 256KB of flash memory, up to 100KB of RAM, and 2KB of One-Time Programmable (OTP) ROM.
- What peripherals are integrated into the TMS320F28069PNT?
The device includes peripherals such as CAN, I2C, SPI, UART, PWM, ADC (12-bit, 3.46-MSPS), DAC (10-bit), and analog comparators.
- Does the TMS320F28069PNT support floating-point operations?
Yes, it includes a Floating-Point Unit (FPU) for native single-precision floating-point operations.
- What is the purpose of the Programmable Control Law Accelerator (CLA) in the TMS320F28069PNT?
The CLA is a 32-bit floating-point math accelerator that executes code independently of the main CPU.
- What is the operating temperature range of the TMS320F28069PNT?
The operating temperature range is -40 to 125°C.
- What package options are available for the TMS320F28069PNT?
The device is available in 80-pin LQFP (PN) and other package options like HTQFP and PZP.
- Does the TMS320F28069PNT support advanced debug features?
Yes, it includes advanced debug features such as analysis and breakpoint functions, and real-time debug through hardware.
- What are some typical applications of the TMS320F28069PNT?
Typical applications include industrial motor drives, solar inverters, digital power systems, electrical vehicles, and advanced sensing and signal processing.
- How does the TMS320F28069PNT enhance real-time control performance?
The device enhances real-time control performance through its high-efficiency CPU, integrated control peripherals, and advanced features like the CLA and VCU.
