TMS320F2809PZA 32-Bit Real-Time Motor Control Microcontroller (PZA)

TMS320F2809PZA Overview

The TMS320F2809PZA is a 32-bit microcontroller in the C2000 real-time control family designed for precision motor control and power-conversion systems. It combines a single, high-performance C28x CPU with integrated mixed-signal peripherals, including a multi-channel 12-bit ADC, enhanced PWM modules, and multiple serial interfaces. The device targets engineers who need deterministic control, fast interrupt response, and compact system integration. For sourcing and additional product resources visit IC Manufacturer.

TMS320F2809PZA Technical Specifications

TMS320F2809PZA Key Features

• Single high-performance C28x core that delivers deterministic control and fast interrupt handling for real-time tasks.
• Integrated 12-bit SAR ADC across multiple channels for synchronized sampling and accurate current and voltage sensing.
• Enhanced PWM modules providing high-resolution and synchronized outputs to improve motor torque control and reduce switching losses.
• On-chip Flash and SRAM reduce external memory needs, simplifying board design and improving reliability in industrial environments.

Typical Applications

• Servo and variable-speed motor drives where synchronized multi-phase PWM and fast ADC sampling produce precise torque and speed control over a wide operating range.
• Inverter-based power supplies and solar inverters requiring high-resolution PWM, multiple ADC inputs for feedback loops, and deterministic control loops for efficiency optimization.
• Embedded power management controllers used in UPS or battery-management systems where compact integration and reliable analog monitoring are critical.
• Industrial automation controllers for motion control and closed-loop feedback systems that demand low-latency processing and tight synchronization between ADC and PWM subsystems.

TMS320F2809PZA Advantages vs Typical Alternatives

The device combines a focused real-time control core with integrated mixed-signal peripherals, offering a tighter integration than general-purpose MCUs. Compared with typical 8/16-bit controllers, it provides far higher compute throughput and deterministic interrupt latency. Versus higher-end DSPs, it balances cost and real-time features by including multiple PWM modules and a multi-channel 12-bit ADC on-chip, reducing BOM and PCB complexity while improving system reliability.

TMS320F2809PZA Brand Info

The part is manufactured by Texas Instruments, a leader in embedded processing and analog mixed-signal ICs. TI??s C2000 family focuses on real-time control solutions, offering comprehensive design resources, software libraries, and ecosystem support tailored to demanding motor-control and power-conversion applications.

FAQ

What core architecture does it use?

The device uses a 32-bit C28x CPU core optimized for real-time, fixed-point control tasks. This architecture delivers deterministic instruction timing for precise control-loop execution and rapid interrupt response.

How many ADC channels are available?

It includes a multi-channel 12-bit SAR ADC suitable for multiple simultaneous sensor inputs. Designers use synchronized sampling across channels to implement accurate current and voltage monitoring for closed-loop control.

Is high-resolution PWM supported?

Yes, the device integrates enhanced PWM modules designed for high-resolution duty-cycle control and synchronization across outputs, enabling smoother motor commutation and reduced electromagnetic interference.

What serial interfaces are provided?

Standard on-chip interfaces include SPI, I2C, and SCI/UART, with support for CAN in many configurations. These interfaces aid communication with sensors, gate drivers, and system controllers in distributed systems.

Which package and temperature grade are offered?

The part is available in a 64-pin LQFP package (PZ suffix) and is specified for industrial temperature operation, typically from -40 ??C to +85 ??C, making it suitable for harsh operating environments.