Overview
The TMS320F280270DAT is a high-performance 32-bit microcontroller from Texas Instruments, part of the C2000™ Piccolo™ microcontroller family. This device is designed for applications requiring advanced control and processing capabilities, particularly in the fields of industrial automation, motor control, and power management. The TMS320F280270DAT features a high-efficiency 32-bit CPU (TMS320C28x) operating at 50 MHz, with a 20-ns cycle time, and is available in 38-pin and 48-pin packages.
Key Specifications
| Parameter | Value |
|---|---|
| CPU Type | High-Efficiency 32-Bit CPU (TMS320C28x) |
| Operating Frequency | 50 MHz (20-ns Cycle Time), 40 MHz (25-ns Cycle Time) |
| Supply Voltage | Single 3.3-V Supply |
| On-Chip Memory | 16 KB Flash, 4 KB SARAM, 1 KB OTP, 8 KB Boot ROM |
| GPIO Pins | Up to 22 Multiplexed GPIO Pins |
| Timers | Three 32-Bit CPU Timers, Independent 16-Bit Timer in Each ePWM Module |
| ePWM Modules | Up to 3 Enhanced Pulse Width Modulator (ePWM) Modules for up to 6 Channels |
| Analog-to-Digital Converter (ADC) | On-Chip ADC |
| Temperature Sensor | On-Chip Temperature Sensor |
| Comparators | Up to 2 Comparators (280270 Only) |
| Package Types | 38-Pin DA TSSOP, 48-Pin PT LQFP |
Key Features
- High-efficiency 32-bit CPU with Harvard Bus Architecture and atomic operations.
- Fast interrupt response and processing with unified memory programming model.
- Code-efficient in C/C++ and assembly with little-endian endianness.
- Integrated power-on and brown-out resets with no power sequencing requirement.
- Two internal zero-pin oscillators and on-chip crystal oscillator/external clock input.
- Up to 22 individually programmable, multiplexed GPIO pins with input filtering.
- Peripheral Interrupt Expansion (PIE) block supporting all peripheral interrupts.
- Serial port peripherals including SCI (UART), SPI, and I2C modules.
- Advanced emulation features with analysis and breakpoint functions, and real-time debug via hardware.
- 128-bit security key and lock to protect secure memory blocks and prevent firmware reverse engineering.
Applications
The TMS320F280270DAT is suitable for a variety of applications, including:
- Industrial automation and control systems.
- Motor control and drive systems.
- Power management and conversion systems.
- Medical devices requiring precise control and monitoring.
- Aerospace and defense systems needing high reliability and performance.
Q & A
- What is the operating frequency of the TMS320F280270DAT?
The TMS320F280270DAT operates at 50 MHz (20-ns cycle time) and 40 MHz (25-ns cycle time).
- What type of CPU does the TMS320F280270DAT use?
The TMS320F280270DAT uses a high-efficiency 32-bit CPU (TMS320C28x).
- What is the on-chip memory configuration of the TMS320F280270DAT?
The device has 16 KB Flash, 4 KB SARAM, 1 KB OTP, and 8 KB Boot ROM.
- Does the TMS320F280270DAT have any security features?
Yes, it includes a 128-bit security key and lock to protect secure memory blocks and prevent firmware reverse engineering.
- What types of serial port peripherals are available on the TMS320F280270DAT?
The device includes SCI (UART), SPI, and I2C modules.
- What are the package options for the TMS320F280270DAT?
The device is available in 38-pin DA TSSOP and 48-pin PT LQFP packages.
- Does the TMS320F280270DAT have any temperature sensing capabilities?
Yes, it includes an on-chip temperature sensor.
- How many GPIO pins does the TMS320F280270DAT have?
The device has up to 22 multiplexed GPIO pins with input filtering.
- What is the power supply requirement for the TMS320F280270DAT?
The device requires a single 3.3-V supply with no power sequencing requirement.
- Does the TMS320F280270DAT support real-time debugging?
Yes, it supports real-time debug via hardware along with analysis and breakpoint functions.
