Overview
The TMS320F28335PGFA is a 32-bit real-time control DSP microcontroller designed for high-performance industrial control and digital power applications. It is widely used in motor control systems, power conversion equipment, and industrial automation, where fast signal processing, precise PWM control, and deterministic real-time performance are required.
Built on Texas Instruments’ C2000™ platform, the device integrates a powerful C28x core with floating-point capability, high-speed ADC, and advanced control peripherals, making it suitable for complex embedded control algorithms.
Core Parameters
| Parameter | Specification |
|---|---|
| CPU Core | TI C28x 32-bit DSP |
| Maximum Frequency | 150 MHz |
| Processing Performance | 150 MIPS |
| Flash Memory | 512 KB |
| SRAM | 68 KB |
| ADC | 12-bit, up to 16 channels |
| PWM Outputs | Up to 18 channels |
| Communication Interfaces | CAN, SPI, I²C, SCI (UART) |
| GPIO | Up to 88 pins |
| Operating Temperature | –40°C to +85°C |
| Package | LQFP-176 (PGF) |
These parameters make the device suitable for real-time control and signal-processing applications, especially where high-speed control loops and precise motor or power regulation are critical.
Features
- High-performance C28x DSP core with floating-point unit (FPU)
- 150 MHz processing speed for real-time control algorithms
- High-resolution PWM modules for advanced motor control
- Integrated 12-bit ADC with fast conversion time
- Rich communication interfaces including CAN, SPI, SCI, and I²C
- DMA controller for efficient data transfer
- Advanced control peripherals optimized for digital power and motor drives
- On-chip Flash memory for standalone embedded operation
Typical Application Scenarios
Motor Control Systems
The device is widely used in brushless DC motor (BLDC), permanent magnet synchronous motor (PMSM), and servo motor drives due to its precise PWM generation and fast control loop capability.
Digital Power Conversion
It is commonly implemented in power supply systems such as DC-DC converters, inverters, and power factor correction (PFC) controllers.
Industrial Automation
Industrial equipment, PLC subsystems, and robotics platforms often rely on this DSP for high-speed control and communication.
Energy and Power Equipment
Renewable energy systems such as solar inverters and motor-driven energy devices frequently use the TMS320F28335PGFA.
Because of its strong real-time control capability, the TMS320F28335PGFA has attracted attention in recent years when certain drone systems were found to use this DSP for flight control electronics.
In many embedded control designs, the TMS320F28335PGFA can work together with an IMU sensor such as the MPU-9250 to enable accurate motion sensing and control. The IMU provides real-time acceleration and gyroscope data, while the DSP processes this information to execute control algorithms, making the combination suitable for drone flight control and stabilization systems.
Performance Comparison
Compared with general-purpose microcontrollers, the TMS320F28335PGFA provides:
- Higher real-time processing capability
- Dedicated control peripherals for motor and power systems
- Faster ADC sampling and deterministic timing
Compared with newer high-performance MCU platforms, the device remains:
- A mature and proven industrial control solution
- Widely supported in existing control system designs
- Highly reliable for long lifecycle industrial applications
This balance between performance, reliability, and ecosystem support makes it a preferred choice in many established industrial designs.
Drone Flight Control Systems
The TMS320F28335PGFA has also been used in certain drone flight control systems, particularly in designs that require precise motor control and real-time signal processing. Its high-speed C28x DSP core, multiple PWM outputs, and fast ADC make it suitable for controlling brushless motors and processing sensor data from IMUs such as gyroscopes and accelerometers.
In these systems, the device can handle critical flight control tasks including attitude stabilization algorithms, motor speed regulation, and real-time control loop calculations. While modern drones often integrate higher-performance processors for advanced navigation and AI functions, the TMS320F28335PGFA remains a capable solution for deterministic motor control and embedded flight control subsystems.
Conclusion
The TMS320F28335PGFA remains a powerful and reliable real-time control DSP for applications requiring high processing performance, precise control peripherals, and industrial reliability. Its integration of DSP computing power with specialized control hardware makes it well suited for motor control, digital power systems, and advanced industrial automation.
Manufacturer Profile
Texas Instruments is a global semiconductor company specializing in analog and embedded processing technologies. TI’s C2000™ real-time microcontroller family is widely used in industrial control, energy management, automotive systems, and robotics applications due to its advanced control peripherals and long-term product support.
FAQ
Q1: What type of applications is the TMS320F28335PGFA best suited for?
It is primarily designed for real-time control applications such as motor drives, digital power supplies, industrial automation systems, and renewable energy equipment.
Q2: Does the TMS320F28335PGFA support floating-point operations?
Yes. It integrates a floating-point unit (FPU) that accelerates complex control algorithms and signal-processing tasks.
Q3: What communication interfaces are available on this device?
The device supports several communication protocols including CAN, SPI, I²C, and SCI (UART), enabling integration into industrial and embedded networks.
Q4: How can I verify the quality of this part when purchasing?
7SEtronic follows a complete and standardized quality inspection SOP, including label verification, visual inspection, dimensional checks, and X-ray inspection. These procedures help ensure the authenticity and reliability of the components before shipment.
For more information and to review our available inventory, please contact our team for detailed pricing, current stock levels, and any additional technical support you may need.
You can find more component guides and application notes in our Component Technical Guides section: