TMS320F28069PFPQ 32-Bit Real-Time Microcontroller (PFPQ Package)

TMS320F28069PFPQ Overview

The TMS320F28069PFPQ is a 32-bit real-time microcontroller designed for precision control tasks in power conversion, motor drives, and industrial automation. It pairs a deterministic C28x CPU with integrated analog and control peripherals to reduce external components and system cost. Compared with many generic 8- or 16-bit devices, this device offers higher throughput, tighter timing control, and more integrated peripherals to speed development. For sourcing and further part details visit IC Manufacturer.

TMS320F28069PFPQ Technical Specifications

TMS320F28069PFPQ Key Features

• Single-core C28x CPU enabling fast integer math and deterministic interrupts for precise control loops.
• High-resolution 12-bit ADC with multiple channels for accurate current and voltage sensing in power and motor systems.
• Integrated enhanced PWM modules for synchronized multi-phase control and reduced external gate-driver complexity.
• Rich serial connectivity including eCAN, SPI, I2C, and UART to integrate with sensors, encoders, and supervisory controllers.
• On-chip Flash and SRAM that minimize BOM count and lower system cost versus discrete memory solutions.
• Dedicated capture and encoder modules (eCAP/eQEP) for robust speed and position measurement in servo and motion systems.

Typical Applications

• Three-phase inverter motor control systems where precise PWM timing and fast ADC sampling provide improved torque control and efficiency across load ranges.
• Offline and DC-DC power converters where real-time control and integrated ADCs reduce external component count and simplify loop compensation tasks.
• Industrial drives and servo controllers requiring deterministic execution, multi-channel feedback, and high-resolution capture of encoder signals for position control.
• Embedded control in robotics and factory automation where multiple comms ports, onboard memory, and PWM outputs accelerate integration and shorten time-to-market.

TMS320F28069PFPQ Advantages vs Typical Alternatives

Compared with many 16-bit microcontrollers, this device delivers higher computational throughput with a 32-bit C28x core and more integrated peripherals. The combination of on-chip Flash, SRAM, enhanced PWM, and multiple ADC channels reduces the need for external components. This leads to smaller board area, fewer design iterations, and lower system cost. Its real-time deterministic performance and dedicated capture/encoder modules make it better suited for precision control tasks than general-purpose MCUs.

TMS320F28069PFPQ Brand Info

This part is from Texas Instruments?? C2000 family of real-time microcontrollers. The brand focuses on industrial-grade control silicon with long-term availability, robust design tools, and an extensive ecosystem of development kits, reference designs, and software libraries for motor control and power conversion.

FAQ

What core does it use?

It uses a 32-bit C28x fixed-point CPU core. That core is optimized for deterministic math and interrupt handling needed in control loops for motors and power electronics.

How many ADC channels are available?

The device provides multiple 12-bit ADC inputs, supporting up to 16 channels. This allows simultaneous monitoring of phase currents, voltages, and auxiliary sensors in multi-channel systems.

Is PWM integrated for motor control?

Yes. The MCU includes enhanced PWM modules capable of driving multi-phase power stages. Integrated PWM reduces external timing hardware and simplifies dead-time and synchronization management.

Which communications are supported?

Standard serial interfaces include eCAN, SPI, I2C, and UART. These interfaces support networking with sensors, motor drivers, and supervisory controllers in distributed industrial systems.

What packaging is available?

This PFPQ variant uses a 100-pin LQFP package. That package balances pin count and PCB area, making it suitable for compact industrial control boards where multiple analog and PWM signals are required.