TMS320F28335PGFA: A Leader in High-Performance Digital Signal Controllers

In the field of real-time control applications, high-performance digital signal controllers (MCUs) serve as the core components driving the development of industrial automation, motor drives, and new energy equipment. Rochester Electronics, LLC's TMS320F28335PGFA stands out as a top performer in this domain, thanks to its exceptional performance and rich feature set.

Product Overview
The TMS320F28335PGFA is a 32-bit real-time control MCU from Texas Instruments' (TI) C2000™ Delfino™ series, produced and supplied by Rochester Electronics, LLC. Designed for optimized processing, sensing, and driving, this device significantly enhances closed-loop performance in industrial motor drives, photovoltaic (PV) inverters, digital power supplies, and electric vehicles.

Core Specifications

Parameter Category	Detailed Specifications
CPU	32-bit C28x core, 150MHz clock speed, supporting 150 MIPS computational capability
Memory	512KB Flash (256K×16), 34KB SARAM (17K×16×2), 1KB OTP ROM, 8KB Boot ROM
Peripheral Interfaces	CAN, EBI/EMI, I²C, McBSP, SCI, SPI, UART/USART
Data Conversion	12-bit ADC, 16 channels, 80ns conversion rate, dual sample-and-hold
GPIO	88 programmable pins, supporting input filtering and external interrupt connections
Package	176-LQFP (24×24mm), compatible with automated soldering processes
Operating Conditions Voltage	1.805V–1.995V, Temperature: -40°C–85°C

Technical Highlights
High-Performance Computing: The 150MHz clock speed, combined with a Floating-Point Unit (FPU), enables efficient processing of complex algorithms, such as Field-Oriented Control (FOC) in motor drives and PID regulation in digital power supplies.
High-Precision Data Acquisition: The 12-bit ADC supports 16-channel simultaneous sampling with an 80ns conversion rate, meeting the demands of high-speed dynamic signal monitoring, such as grid current detection in PV inverters.
Flexible Peripheral Expansion: Integrated communication interfaces like CAN, SPI, and I²C support multi-protocol collaboration, facilitating interconnection with sensors, actuators, and other controllers.
Low-Power Design: Multiple low-power modes, including IDLE, STANDBY, and HALT, allow for energy optimization by disabling individual peripheral clocks, extending battery life in portable devices.
Application Scenarios
Industrial Motor Drives: Utilizes 18 PWM outputs and 6 High-Resolution PWM (HRPWM) channels for precise motor speed and position control.
New Energy Equipment: In PV inverters, leverages fast ADC and high-speed computing capabilities for Maximum Power Point Tracking (MPPT) and grid synchronization.
Electric Vehicles: Supports data acquisition and balancing control in Battery Management Systems (BMS), as well as power conversion optimization in onboard chargers.
Frequently Asked Questions
Q1: Is the package form of the TMS320F28335PGFA suitable for mass production?
A: The 176-LQFP package is compatible with standard SMT assembly processes, offering high soldering yields and convenient PCB layout and troubleshooting, making it ideal for large-scale production.

Q2: Can the operating temperature range of this device meet outdoor application requirements?
A: With an industrial-grade temperature range of -40°C to 85°C, it operates reliably in extreme environments, such as desert PV power plants or northern wind farms.

Q3: How can I obtain technical support and development resources?
A: TI provides tools like Code Composer Studio™ IDE, DSP/BIOS™ real-time operating system, and motor control libraries. Additionally, Rochester Electronics, LLC assists with supply chain issues to ensure long-term product availability.

Conclusion
The TMS320F28335PGFA stands as a benchmark in real-time control, offering high performance, low power consumption, and rich peripheral resources. Whether in industrial automation, new energy, or electric vehicles, this device delivers reliable solutions, empowering engineers to achieve efficient and precise system designs.

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