Overview
The TMS320F28027DATR is a 32-bit microcontroller from Texas Instruments, part of the C2000™ Piccolo family. This MCU is designed to optimize processing, sensing, and actuation for real-time control applications. It features the high-efficiency TMS320C28x CPU and is highly integrated with control peripherals, making it suitable for applications such as industrial motor drives, solar inverters, digital power, electrical vehicles, and motor control.
The device is available in various package options, including a 38-pin TSSOP (DA) package, and supports a wide operating temperature range from -40°C to 105°C. It is code-compatible with previous C28x-based code and offers enhanced analog integration.
Key Specifications
| Specification | Details |
|---|---|
| Processor | 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 |
| Memory | 64 KB flash, SARAM, OTP, Boot ROM |
| Package | 38-pin TSSOP (DA), 48-pin PT LQFP |
| Operating Temperature Range | -40°C to 105°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 Enhanced Pulse Width Modulator (ePWM) |
| Peripherals | SCI (UART), SPI, I2C, ePWM, HRPWM, eCAP, ADC, on-chip temperature sensor, comparator |
Key Features
- High-efficiency 32-bit CPU with 60 MHz, 50 MHz, and 40 MHz clock speeds
- Harvard bus architecture and atomic operations for efficient processing
- Fast interrupt response and processing, unified memory programming model
- Code-efficient in C/C++ and Assembly, little endian endianness
- Single 3.3-V supply, no power sequencing requirement, integrated power-on and brown-out resets
- Low power consumption, small packaging options as low as 38-pin TSSOP
- Two internal zero-pin oscillators, on-chip crystal oscillator, and external clock input
- Watchdog timer module and missing clock detection circuitry
- Peripheral Interrupt Expansion (PIE) block supporting all peripheral interrupts
- Enhanced control peripherals including ePWM, HRPWM, eCAP, and ADC
- On-chip temperature sensor and comparator with internal 10-bit references
- Advanced emulation features for real-time debug through hardware
- Code-security module with 128-bit security key and lock to protect secure memory blocks
Applications
- Industrial motor drives
- Solar inverters and digital power
- Electrical vehicles and transportation
- Motor control
- Sensing and signal processing
- Automotive applications (AEC Q100 qualified versions available)
Q & A
- What is the TMS320F28027DATR used for?
The TMS320F28027DATR is used in real-time control applications such as industrial motor drives, solar inverters, digital power, electrical vehicles, and motor control.
- What are the clock speed options for the TMS320F28027DATR?
The device operates at 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 TMS320F28027DATR have?
The device includes 64 KB flash, SARAM, OTP, and Boot ROM.
- What are the package options for the TMS320F28027DATR?
The device is available in 38-pin TSSOP (DA) and 48-pin PT LQFP packages.
- What is the operating temperature range of the TMS320F28027DATR?
The operating temperature range is -40°C to 105°C.
- Does the TMS320F28027DATR support analog integration?
Yes, it provides a high level of analog integration, including ADC, on-chip temperature sensor, and comparators.
- What kind of peripherals does the TMS320F28027DATR have?
The device includes SCI (UART), SPI, I2C, ePWM, HRPWM, eCAP, ADC, and other control peripherals.
- Is the TMS320F28027DATR code-compatible with previous C28x-based code?
Yes, it is code-compatible with previous C28x-based code.
- Does the TMS320F28027DATR have any security features?
Yes, it includes a code-security module with a 128-bit security key and lock to protect secure memory blocks.
- What are the power supply requirements for the TMS320F28027DATR?
The device operates on a single 3.3-V supply with no power sequencing requirement.
- Are there any automotive-qualified versions of the TMS320F28027DATR?
Yes, versions qualified to AEC Q100 standards are available for automotive applications.
