Overview
The TMS320F280025PTQR is a 32-bit microcontroller from Texas Instruments, part of the C2000™ family. It is designed for real-time control applications, featuring a 100MHz TMS320C28x DSP core with an IEEE 754 Floating-Point Unit (FPU) and a Trigonometric Math Unit (TMU). This MCU is particularly suited for high-performance signal processing and control tasks, making it ideal for various industrial, automotive, and power management applications.
Key Specifications
| Feature | Specification |
|---|---|
| Processor Core | TMS320C28x 32-bit DSP core at 100MHz |
| Floating-Point Unit | IEEE 754 FPU |
| Trigonometric Math Unit | Type 1 TMU with NLPID support |
| Flash Memory | 128KB (64KW), ECC-protected |
| RAM | 24KB (12KW), ECC or parity-protected |
| Clock and System Control | Two internal zero-pin 10MHz oscillators, crystal oscillator or external clock input |
| Supply Voltage | Single 3.3V supply with internal VREG generation and brownout reset (BOR) circuit |
| System Peripherals | 6-channel DMA controller, 43 individually programmable GPIO pins, Enhanced Peripheral Interrupt Expansion (ePIE) |
| Communications Peripherals | One PMBus interface, two I2C interfaces, one CAN bus port, two SPI ports, one UART-compatible SCI, two LIN interfaces, Fast Serial Interface (FSI) |
| Analog System | Two 3.45MSPS, 12-bit ADCs with up to 16 external channels, four integrated Post-Processing Blocks (PPB) per ADC |
| Control Peripherals | 14 ePWM channels with eight high-resolution capable channels, three Enhanced Capture (eCAP) modules, two Enhanced Quadrature Encoder Pulse (eQEP) modules |
| Package Options | 48-pin Low-profile Quad Flatpack (LQFP) |
| Temperature Range | –40°C to 125°C junction, AEC Q100 qualification for automotive applications |
Key Features
- High-Performance DSP Core: 100MHz TMS320C28x DSP core with IEEE 754 FPU and TMU for efficient signal processing.
- Advanced Math Units: Support for Fast Integer Division (FINTDIV) and Nonlinear Proportional Integral Derivative (NLPID) control.
- Memory and Security: 128KB of ECC-protected flash, 24KB of ECC or parity-protected RAM, and dual-zone security.
- System Peripherals: 6-channel DMA controller, 43 GPIO pins, Enhanced Peripheral Interrupt Expansion (ePIE), and multiple low-power modes.
- Communications: Various industry-standard communication ports including PMBus, I2C, CAN, SPI, LIN, and Fast Serial Interface (FSI).
- Analog System: Two 3.45MSPS, 12-bit ADCs with integrated Post-Processing Blocks (PPB) and windowed comparators.
- Control Peripherals: 14 ePWM channels, three Enhanced Capture (eCAP) modules, and two Enhanced Quadrature Encoder Pulse (eQEP) modules.
- Configurable Logic Block (CLB): Allows for custom logic and FPGA-like functions.
- Diagnostic Features: Memory Power On Self Test (MPOST), Hardware Built-in Self Test (HWBIST), and Background CRC (BGCRC).
Applications
- Industrial Motor Drives: High-performance motor control and drive systems.
- Solar Inverters and Digital Power: Efficient power conversion and management.
- Automotive and Transportation: Suitable for automotive applications with AEC Q100 qualification.
- Sensing and Signal Processing: Advanced signal processing for various sensing applications.
- Appliances and HVAC Systems: Control systems for air conditioners and other appliances.
Q & A
- What is the processor core frequency of the TMS320F280025PTQR?
The processor core frequency is 100MHz.
- What type of floating-point unit does the TMS320F280025PTQR have?
It has an IEEE 754 Floating-Point Unit (FPU).
- How much flash memory does the TMS320F280025PTQR have?
It has 128KB (64KW) of ECC-protected flash memory.
- What are the key communication peripherals available on the TMS320F280025PTQR?
The key communication peripherals include PMBus, I2C, CAN, SPI, LIN, and Fast Serial Interface (FSI).
- What is the purpose of the Configurable Logic Block (CLB) in the TMS320F280025PTQR?
The CLB allows for custom logic and potentially integrates FPGA-like functions into the MCU.
- What are the temperature range and package options for the TMS320F280025PTQR?
The temperature range is –40°C to 125°C, and it is available in a 48-pin Low-profile Quad Flatpack (LQFP) package.
- Does the TMS320F280025PTQR support low-power modes?
Yes, it supports multiple low-power modes (LPM).
- What diagnostic features are available on the TMS320F280025PTQR?
The diagnostic features include Memory Power On Self Test (MPOST), Hardware Built-in Self Test (HWBIST), and Background CRC (BGCRC).
- Is the TMS320F280025PTQR suitable for automotive applications?
Yes, it is AEC Q100 qualified for automotive applications.
- What is the role of the Host Interface Controller (HIC) in the TMS320F280025PTQR?
The HIC allows an external host to access the internal memory and resources of the MCU directly.
