Overview
The TMS320F28055PNS is a high-performance microcontroller from Texas Instruments, part of the C2000™ real-time control MCU family. This device is optimized for processing, sensing, and actuation in real-time control applications. It features the powerful C28x core and Control Law Accelerator (CLA), combined with highly integrated control peripherals, making it ideal for applications such as industrial motor drives, solar inverters, digital power, electrical vehicles, and general motor control.
The microcontroller is designed for single-rail operation with an internal voltage regulator and offers a high level of analog integration, including an Analog Front End (AFE) with comparators, DACs, PGAs, and digital filters. This integration enhances its capability in sensing and signal processing tasks.
Key Specifications
| Parameter | Description |
|---|---|
| Core Processor | C28x, 32-bit single-core |
| Operating Frequency | 60 MHz (16.67-ns cycle time) |
| Memory | 128KB Flash, 26K x 16 RAM, SARAM, Message RAM, OTP, CLA Data ROM, Boot ROM, Secure ROM |
| Package | LQFP (80), 12.0 mm x 12.0 mm |
| Voltage Supply | 1.71 V ~ 1.995 V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Number of I/O | 40 |
| Data Converters | 12-bit Analog-to-Digital Converter (ADC) |
| Connectivity | CANbus, I²C, McBSP, SCI, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Oscillator Type | Internal |
Key Features
- High-efficiency 32-bit CPU (TMS320C28x) with 60 MHz operation and 16.67-ns cycle time
- 16 × 16 and 32 × 32 Multiply and Accumulate (MAC) operations, and 16 × 16 dual MAC
- Harvard bus architecture and atomic operations for efficient processing
- Fast interrupt response and processing, and unified memory programming model
- Programmable Control Law Accelerator (CLA) for enhanced control capabilities
- Analog Front End (AFE) with up to seven comparators, three integrated DACs, four PGAs, and four digital filters
- Internal voltage regulator for single-rail operation
- Analog comparators with internal 6-bit references and direct control over PWM outputs
- 12-bit ADC with optimized interface for low overhead and latency
Applications
- Industrial motor drives
- Solar inverters and digital power
- Electrical vehicles and transportation
- General motor control
- Sensing and signal processing
- White goods
- AC/DC inverters
- Solar microinverters and converters
- Sewing and textile machines
Q & A
- What is the core processor of the TMS320F28055PNS?
The core processor is the C28x, a 32-bit single-core processor.
- What is the operating frequency of the TMS320F28055PNS?
The operating frequency is 60 MHz with a cycle time of 16.67 ns.
- What type of memory does the TMS320F28055PNS have?
The device features 128KB Flash, 26K x 16 RAM, SARAM, Message RAM, OTP, CLA Data ROM, Boot ROM, and Secure ROM.
- What is the package type and size of the TMS320F28055PNS?
The package type is LQFP (80) with dimensions of 12.0 mm x 12.0 mm.
- What is the voltage supply range for the TMS320F28055PNS?
The voltage supply range is from 1.71 V to 1.995 V.
- What is the operating temperature range of the TMS320F28055PNS?
The operating temperature range is -40°C to 125°C (TA).
- How many I/O ports does the TMS320F28055PNS have?
The device has 40 I/O ports.
- What type of data converters are available on the TMS320F28055PNS?
The device features a 12-bit Analog-to-Digital Converter (ADC).
- What connectivity options are available on the TMS320F28055PNS?
The device supports CANbus, I²C, McBSP, SCI, SPI, and UART/USART.
- What peripherals are integrated into the TMS320F28055PNS?
The device includes Brown-out Detect/Reset, DMA, POR, PWM, and WDT.
- What is the oscillator type used in the TMS320F28055PNS?
The oscillator type is internal.
