Overview
The TMS320F280025C, part of the C2000™ real-time microcontroller family from Texas Instruments, is a highly scalable and ultra-low latency device designed for efficiency in power electronics. This microcontroller is based on TI’s 32-bit C28x DSP core, operating at 100MHz and supporting both floating-point and fixed-point code. It is optimized for applications requiring high power density, high switching frequencies, and the use of GaN and SiC technologies.
Key Specifications
| Specification | Details |
|---|---|
| Processor Core | TMS320C28x 32-bit DSP core at 100MHz |
| Memory | 128KB (64KW) of flash (ECC-protected), 24KB (12KW) of RAM (ECC or parity-protected) |
| Supply Voltage | 3.3V |
| Operating Temperature | -40°C to 125°C (TJ) |
| Package | 80-pin Low-profile Quad Flatpack (LQFP) [PN suffix] |
| Analog-to-Digital Converters (ADCs) | Two 3.45MSPS, 12-bit ADCs with up to 16 external channels |
| Digital-to-Analog Converters (DACs) | Four windowed comparators (CMPSS) with 12-bit reference DACs |
| Communication Interfaces | One PMBus, two I2C, one CAN, two SPI, one SCI, two LIN, and one FSI (up to 200Mbps) |
| PWM Channels | 14 ePWM channels with eight channels having high-resolution capability (150ps resolution) |
Key Features
- IEEE 754 Floating-Point Unit (FPU) and Trigonometric Math Unit (TMU) for enhanced signal processing
- Support for Fast Integer Division (FINTDIV) and Nonlinear Proportional Integral Derivative (NLPID) control
- CRC Engine and Instructions (VCRC)
- Ten hardware breakpoints with Embedded Real-time Analysis and Diagnostic (ERAD)
- Dual-zone security for on-chip flash and RAM
- Two internal zero-pin 10MHz oscillators, crystal oscillator or external clock input
- Windowed watchdog timer module and missing clock detection circuitry
- 6-channel Direct Memory Access (DMA) controller and Enhanced Peripheral Interrupt Expansion (ePIE)
- Multiple low-power mode (LPM) support and Unique Identification (UID) number
- Configurable Logic Block (CLB) for custom logic and FPGA-like functions
Applications
- Industrial motor drives
- Motor control
- Solar inverters
- Digital power
- Electrical vehicles and transportation
- Sensing and signal processing
Q & A
- What is the core frequency of the TMS320F280025C?
The core frequency is 100MHz. - What type of memory does the TMS320F280025C have?
It has 128KB of flash and 24KB of RAM. - What is the supply voltage for the TMS320F280025C?
The supply voltage is 3.3V. - What are the operating temperature ranges for the TMS320F280025C?
The operating temperature range is -40°C to 125°C (TJ). - How many PWM channels does the TMS320F280025C have?
It has 14 ePWM channels with eight channels having high-resolution capability. - What communication interfaces are available on the TMS320F280025C?
It includes PMBus, I2C, CAN, SPI, SCI, LIN, and FSI interfaces. - What is the purpose of the Trigonometric Math Unit (TMU) in the TMS320F280025C?
The TMU enhances signal processing by speeding up trigonometric calculations. - Does the TMS320F280025C support low-power modes?
Yes, it supports multiple low-power modes (LPM). - What is the function of the Configurable Logic Block (CLB) in the TMS320F280025C?
The CLB allows users to add custom logic and integrate FPGA-like functions. - What are some of the key applications for the TMS320F280025C?
Key applications include industrial motor drives, motor control, solar inverters, digital power, electrical vehicles, and sensing and signal processing.
