Overview
The TMS320F28027DAS is a 32-bit microcontroller from Texas Instruments, part of the C2000™ family. This microcontroller is optimized for processing, sensing, and actuation to enhance closed-loop performance in real-time control applications. It features a high-efficiency 32-bit CPU (TMS320C28x) and is designed for use in industrial motor drives, solar inverters, digital power systems, electrical vehicles, and various motor control and sensing applications. The device is available in a 38-pin DA Thin Shrink Small-Outline Package (TSSOP) and supports a wide operating temperature range from -40°C to 125°C.
Key Specifications
| Specification | Value |
|---|---|
| Processor | 32-bit TMS320C28x CPU |
| Operating Frequency | 60 MHz (16.67-ns cycle time), 50 MHz (20-ns cycle time), 40 MHz (25-ns cycle time) |
| Memory | 64 KB Flash, SARAM, OTP, Boot ROM |
| Package | 38-pin DA TSSOP |
| Operating Temperature Range | -40°C to 125°C |
| Supply Voltage | Single 3.3-V supply |
| GPIO Pins | Up to 22 individually programmable, multiplexed GPIO pins |
| Timers | Three 32-bit CPU timers, Independent 16-bit timer in each ePWM |
| Peripherals | SCI (UART), SPI, I2C, ePWM, HRPWM, eCAP, ADC, On-chip temperature sensor, Comparator |
Key Features
- High-efficiency 32-bit CPU with MAC operations (16 × 16 and 32 × 32)
- Harvard bus architecture and atomic operations
- Fast interrupt response and processing, unified memory programming model
- Code-efficient in C/C++ and Assembly, little endian
- Single 3.3-V supply, no power sequencing requirement, integrated power-on and brown-out resets
- Low power consumption, small packaging options
- Clocking: two internal zero-pin oscillators, on-chip crystal oscillator, and external clock input
- Watchdog timer module and missing clock detection circuitry
- Code-security module with 128-bit security key and lock
- Enhanced control peripherals including ePWM, HRPWM, eCAP, and ADC
- Advanced emulation features for real-time debug through hardware
Applications
- Industrial motor drives
- Solar inverters and digital power systems
- Electrical vehicles and transportation
- Motor control and sensing applications
- Sensing and signal processing
Q & A
- What is the TMS320F28027DAS microcontroller used for?
The TMS320F28027DAS is used for real-time control applications such as industrial motor drives, solar inverters, digital power systems, electrical vehicles, and various motor control and sensing applications. - What is the operating frequency of the TMS320F28027DAS?
The operating frequencies are 60 MHz (16.67-ns cycle time), 50 MHz (20-ns cycle time), and 40 MHz (25-ns cycle time). - What type of memory does the TMS320F28027DAS have?
The device has 64 KB Flash, SARAM, OTP, and Boot ROM. - What is the package type of the TMS320F28027DAS?
The package type is a 38-pin DA Thin Shrink Small-Outline Package (TSSOP). - What is the operating temperature range of the TMS320F28027DAS?
The operating temperature range is -40°C to 125°C. - Does the TMS320F28027DAS require multiple power supplies?
No, it operates on a single 3.3-V supply. - What are the key peripherals of the TMS320F28027DAS?
The key peripherals include SCI (UART), SPI, I2C, ePWM, HRPWM, eCAP, ADC, on-chip temperature sensor, and comparator. - Does the TMS320F28027DAS support code security?
Yes, it has a code-security module with a 128-bit security key and lock to protect secure memory blocks and prevent firmware reverse engineering. - What are the clocking options for the TMS320F28027DAS?
The device features two internal zero-pin oscillators, an on-chip crystal oscillator, and an external clock input. - Is the TMS320F28027DAS suitable for automotive applications?
Yes, it is available with AEC Q100 qualification for automotive applications.
