Overview
The TMS320F28027PTQR is a 32-bit microcontroller from Texas Instruments, part of the C2000 family. It is optimized for processing, sensing, and actuation to enhance closed-loop performance in real-time control applications. This microcontroller is particularly suited for industrial motor drives, solar inverters, digital power systems, electrical vehicles, and various motor control and sensing applications. The device is code-compatible with previous C28x-based code and offers a high level of analog integration, making it versatile for a wide range of industrial and automotive uses.
Key Specifications
| Specification | Details |
|---|---|
| CPU Type | High-efficiency 32-bit CPU (TMS320C28x) |
| Clock Speed | 60 MHz (16.67-ns cycle time), 50 MHz (20-ns cycle time), 40 MHz (25-ns cycle time) |
| MAC Operations | 16 × 16 and 32 × 32 MAC operations, 16 × 16 dual MAC |
| Bus Architecture | Harvard bus architecture |
| Endianness | Little endian |
| Power Supply | Single 3.3-V supply, no power sequencing requirement |
| Reset Features | Integrated power-on and brown-out resets |
| Package Type | 48-pin PT Low-Profile Quad Flatpack (LQFP) |
| Operating Temperature Range | –40°C to 105°C (T), –40°C to 125°C (S and Q) |
| ADC Resolution | 12-bit |
| GPIO Pins | Up to 22 individually programmable, multiplexed GPIO pins with input filtering |
| Peripheral Interrupt Expansion | PIE block supporting all peripheral interrupts |
| Timers | Three 32-bit CPU timers, independent 16-bit timer in each ePWM |
| Memory | Flash, SARAM, OTP, Boot ROM available |
| Security Features | Code-security module with 128-bit security key and lock |
| Serial Port Peripherals | SCI (UART), SPI, I2C modules |
| Control Peripherals | ePWM, HRPWM, eCAP module, ADC, on-chip temperature sensor, comparator |
Key Features
- High-efficiency 32-bit CPU (TMS320C28x) with clock speeds of 60 MHz, 50 MHz, and 40 MHz.
- Harvard bus architecture and atomic operations for efficient processing.
- Fast interrupt response and processing, and a unified memory programming model.
- Single 3.3-V supply with no power sequencing requirement and integrated power-on and brown-out resets.
- Low power consumption and small packaging options as low as 38-pin available.
- Two internal zero-pin oscillators, on-chip crystal oscillator, and external clock input.
- Watchdog timer module and missing clock detection circuitry.
- Up to 22 individually programmable, multiplexed GPIO pins with input filtering.
- Peripheral Interrupt Expansion (PIE) block supporting all peripheral interrupts.
- Three 32-bit CPU timers and independent 16-bit timer in each Enhanced Pulse Width Modulator (ePWM).
- On-chip memory including Flash, SARAM, OTP, and Boot ROM.
- Code-security module with 128-bit security key and lock to protect secure memory blocks.
- Serial port peripherals including SCI (UART), SPI, and I2C modules.
- Enhanced control peripherals such as ePWM, HRPWM, eCAP module, ADC, on-chip temperature sensor, and comparator.
Applications
- Industrial motor drives.
- Solar inverters and digital power systems.
- Electrical vehicles and transportation.
- Motor control and sensing applications.
- Air conditioner outdoor units.
- Inverter and motor control systems.
- Textile machines.
- Automotive applications (AEC Q100 qualification for some variants).
Q & A
- What is the CPU type of the TMS320F28027PTQR?
The TMS320F28027PTQR features a high-efficiency 32-bit CPU (TMS320C28x).
- What are the clock speeds available for this microcontroller?
The microcontroller operates at clock speeds of 60 MHz, 50 MHz, and 40 MHz.
- What is the endianness of the TMS320F28027PTQR?
The endianness is Little endian.
- What is the power supply requirement for this device?
The device requires a single 3.3-V supply with no power sequencing requirement.
- What types of memory are available on the TMS320F28027PTQR?
The device includes Flash, SARAM, OTP, and Boot ROM.
- What security features does the TMS320F28027PTQR have?
The device features a code-security module with a 128-bit security key and lock.
- What are the serial port peripherals available on this microcontroller?
The device includes SCI (UART), SPI, and I2C modules.
- What control peripherals are integrated into the TMS320F28027PTQR?
The device includes ePWM, HRPWM, eCAP module, ADC, on-chip temperature sensor, and comparator.
- What are some common applications for the TMS320F28027PTQR?
Common applications include industrial motor drives, solar inverters, electrical vehicles, and motor control systems.
- Is the TMS320F28027PTQR suitable for automotive applications?
Yes, some variants of the TMS320F28027 are AEC Q100 qualified for automotive applications.
