Overview
The TMS320F28052FPNQ is a high-performance microcontroller from Texas Instruments, part of the C2000 Piccolo family. This device is optimized for real-time control applications, such as industrial motor drives, solar inverters, digital power systems, and automotive control systems. It features a 32-bit TMS320C28x CPU core and a Control Law Accelerator (CLA) for enhanced processing capabilities. The microcontroller is designed for low pin-count devices with high levels of analog integration, making it suitable for a variety of control and sensing applications.
Key Specifications
| Parameter | Specification |
|---|---|
| CPU | High-efficiency 32-bit TMS320C28x CPU, 60 MHz (16.67-ns cycle time) |
| MAC Operations | 16 × 16 and 32 × 32 Multiply and Accumulate (MAC) operations, 16 × 16 dual MAC |
| Memory | Flash, SARAM, Message RAM, OTP, CLA Data ROM, Boot ROM, Secure ROM |
| Bus Architecture | Harvard bus architecture |
| Interrupts | Fast interrupt response and processing, Peripheral Interrupt Expansion (PIE) block |
| Analog Peripherals | One 12-bit Analog-to-Digital Converter (ADC), up to seven comparators, up to three integrated DACs, one VREFOUT-buffered DAC, up to four PGAs, and up to four digital filters |
| Temperature Range | –40°C to 125°C (AEC Q100 qualification for automotive applications) |
| Package | 80-pin PN Low-Profile Quad Flatpack (LQFP), 12.0 mm × 12.0 mm body size |
| Supply Voltage | Single 3.3-V supply, no power sequencing requirement |
| Clocking | Two internal zero-pin oscillators, on-chip crystal oscillator and external clock input, watchdog timer module |
Key Features
- High-efficiency 32-bit CPU with 60 MHz operation and 16.67-ns cycle time
- Control Law Accelerator (CLA) for independent 32-bit floating-point math acceleration
- Dual-zone security module and 128-bit security key and lock
- Harvard bus architecture and atomic operations
- Fast interrupt response and processing with Peripheral Interrupt Expansion (PIE) block
- Integrated power-on reset and brownout reset, low power consumption
- Advanced debug features including analysis and breakpoint functions, real-time debug through hardware
- Up to 42 individually programmable, multiplexed GPIO pins and external interrupts
- Enhanced Quadrature Encoder Pulse (eQEP) module and multiple communication interfaces (I2C, eCAN, SPI, SCI/UART)
Applications
- Air conditioner outdoor unit control
- Door operator drive control
- Inverter and motor control (AC and DC-input BLDC motor drives)
- AC drive control modules
- Solar microinverters and converters
- General motor control and automation in industrial settings
- Sewing and textile machines
- Automotive control systems (with AEC Q100 qualification)
Q & A
- What is the CPU speed of the TMS320F28052FPNQ?
The CPU operates at 60 MHz with a cycle time of 16.67 ns.
- What type of memory does the TMS320F28052FPNQ have?
The device includes Flash, SARAM, Message RAM, OTP, CLA Data ROM, Boot ROM, and Secure ROM.
- What is the Control Law Accelerator (CLA) in the TMS320F28052FPNQ?
The CLA is a 32-bit floating-point math accelerator that executes code independently of the main CPU.
- What are the key analog peripherals of the TMS320F28052FPNQ?
The device features a 12-bit ADC, up to seven comparators, up to three integrated DACs, one VREFOUT-buffered DAC, up to four PGAs, and up to four digital filters.
- What is the temperature range for the TMS320F28052FPNQ?
The device operates from –40°C to 125°C, with AEC Q100 qualification for automotive applications.
- What is the package type and size of the TMS320F28052FPNQ?
The device is packaged in an 80-pin PN Low-Profile Quad Flatpack (LQFP) with a body size of 12.0 mm × 12.0 mm.
- What are the power supply requirements for the TMS320F28052FPNQ?
The device requires a single 3.3-V supply with no power sequencing requirement.
- What clocking options are available on the TMS320F28052FPNQ?
The device includes two internal zero-pin oscillators, an on-chip crystal oscillator, and an external clock input, along with a watchdog timer module.
- What debug features are available on the TMS320F28052FPNQ?
The device offers advanced debug features including analysis and breakpoint functions, and real-time debug through hardware.
- What are some common applications of the TMS320F28052FPNQ?
Common applications include air conditioner outdoor unit control, door operator drive control, inverter and motor control, AC drive control modules, and automotive control systems.
