Overview
The TMS320F28069FPZT is a 32-bit microcontroller from Texas Instruments, part of the C2000™ family. It is optimized for processing, sensing, and actuation to enhance closed-loop performance in real-time control applications. This MCU integrates the powerful C28x core and Control Law Accelerator (CLA) with highly integrated control peripherals, making it suitable for various industrial and automotive applications.
The F2806x family, to which this MCU belongs, is code-compatible with previous C28x-based code and offers a high level of analog integration. Key enhancements include an internal voltage regulator for single-rail operation, dual-edge control in the HRPWM module, and analog comparators with internal 10-bit references.
Key Specifications
| Feature | Specification |
|---|---|
| CPU | High-efficiency 32-bit CPU (TMS320C28x) |
| Clock Speed | 90 MHz (11.11-ns cycle time) |
| MAC Operations | 16 × 16 and 32 × 32 Multiply and Accumulate (MAC) operations |
| Floating-Point Unit (FPU) | Yes, native single-precision floating-point operations |
| Control Law Accelerator (CLA) | Programmable CLA, executes code independently of the main CPU |
| Viterbi, Complex Math, CRC Unit (VCU) | Supports complex multiply, Viterbi operations, and Cyclic Redundancy Check (CRC) |
| 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 Type | 100-Pin PZP PowerPAD™, Thermally Enhanced Thin Quad Flatpacks (HTQFPs) |
| Operating Temperature Range | -40°C to 125°C |
| Analog to Digital Converter (ADC) | 12-bit ADC, 16 channels |
| High Resolution PWM (HRPWM) | 8 channels, dual-edge control (frequency modulation) |
| Comparators | 3 analog comparators with internal 10-bit references |
| Communication Interfaces | 1 CAN, 1 I2C, 2 SPI, 2 SCI (UART), 1 USB |
Key Features
- High-Performance CPU: The TMS320C28x core provides high-efficiency processing with a 90 MHz clock speed and 11.11-ns cycle time.
- Advanced Math Capabilities: Includes 16 × 16 and 32 × 32 Multiply and Accumulate (MAC) operations, and a Floating-Point Unit (FPU) for native single-precision floating-point operations.
- Control Law Accelerator (CLA): A programmable CLA that executes code independently of the main CPU, enhancing real-time control performance.
- Viterbi, Complex Math, CRC Unit (VCU): Extends the C28x instruction set to support complex multiply, Viterbi operations, and Cyclic Redundancy Check (CRC).
- Integrated Memory: Up to 256KB of flash, up to 100KB of RAM, and 2KB of One-Time Programmable (OTP) ROM.
- Analog Integration: Includes a 12-bit ADC with 16 channels, 8-channel HRPWM with dual-edge control, and 3 analog comparators with internal 10-bit references.
- Communication Interfaces: Supports CAN, I2C, SPI, SCI (UART), and USB interfaces.
- Low Power and Cost: Designed for low device and system cost with an internal voltage regulator for single-rail operation.
Applications
- Industrial Motor Drives: Optimized for real-time control in industrial motor drive applications.
- Solar Inverters and Digital Power: Suitable for solar inverter and digital power applications requiring high-performance processing and control.
- Electrical Vehicles and Transportation: Used in electrical vehicles and transportation systems for advanced control and sensing.
- Motor Control: Ideal for various motor control applications due to its integrated control peripherals and high-performance CPU.
- Sensing and Signal Processing: Effective in sensing and signal processing applications requiring fast and accurate data processing.
Q & A
- What is the clock speed of the TMS320F28069FPZT?
The clock speed is 90 MHz with an 11.11-ns cycle time.
- What type of CPU does the TMS320F28069FPZT use?
The TMS320F28069FPZT uses a high-efficiency 32-bit CPU (TMS320C28x).
- Does the TMS320F28069FPZT have a Floating-Point Unit (FPU)?
Yes, it includes a Floating-Point Unit (FPU) for native single-precision floating-point operations.
- What is the Control Law Accelerator (CLA) and its function?
The CLA is a programmable accelerator that executes code independently of the main CPU, enhancing real-time control performance.
- What types of communication interfaces does the TMS320F28069FPZT support?
The MCU supports CAN, I2C, SPI, SCI (UART), and USB interfaces.
- What is the maximum amount of flash and RAM available on the TMS320F28069FPZT?
The MCU has up to 256KB of flash and up to 100KB of RAM.
- What is the operating temperature range of the TMS320F28069FPZT?
The operating temperature range is -40°C to 125°C.
- Does the TMS320F28069FPZT have analog comparators and if so, what are their specifications?
Yes, it has 3 analog comparators with internal 10-bit references.
- What are some common applications of the TMS320F28069FPZT?
Common applications include industrial motor drives, solar inverters, electrical vehicles, motor control, and sensing and signal processing.
- Is the TMS320F28069FPZT code-compatible with previous C28x-based code?
Yes, it is code-compatible with previous C28x-based code.
