Overview
The TMS320F280260PTT is a member of the TMS320F2802x0 Piccolo family of microcontrollers from Texas Instruments. This device is built around the high-efficiency 32-bit TMS320C28x CPU, offering a robust solution for various control applications. The microcontroller is designed to provide low device and system costs, featuring a single 3.3-V supply and no power sequencing requirement. It also includes integrated power-on and brown-out resets, enhancing reliability and ease of use.
Key Specifications
| Specification | Details |
|---|---|
| CPU Frequency | 50 MHz (20-ns cycle time) or 40 MHz (25-ns cycle time) |
| Package Type | LQFP (48-pin), 7.0 mm × 7.0 mm body size |
| On-chip Memory | 16 KB flash, 3 KB SARAM, 1 KB OTP ROM, 8 KB Boot ROM |
| ADC | 12-bit ADC, 16 channels, supports ratio-metric VREFHI/VREFLO references |
| GPIO | Up to 35 individually programmable, multiplexed GPIO pins with input filtering |
| Timers | Three 32-bit CPU timers, independent 16-bit timer in each ePWM module |
| Communication Interfaces | Up to 2 SCI (UART) modules, up to 2 CAN modules, one I2C bus |
| Temperature Range | –40°C to 85°C or –40°C to 125°C depending on the temperature option |
Key Features
- High-efficiency 32-bit TMS320C28x CPU with Harvard bus architecture and atomic operations
- Integrated power-on and brown-out resets, single 3.3-V supply with no power sequencing requirement
- Analog-to-Digital Converter (ADC) with optimized interface for low overhead and latency
- Analog comparators with internal 10-bit references, routable to control PWM outputs
- Peripheral Interrupt Expansion (PIE) block supporting all peripheral interrupts
- On-chip temperature sensor and up to 2 comparators (depending on the model)
- Advanced emulation features, real-time debug via hardware, and development support with Code Composer Studio™ IDE
- Low-power modes including IDLE, STANDBY, and HALT, with individual peripheral clock disable
Applications
The TMS320F280260PTT is suitable for a variety of demanding control applications, including:
- Industrial control systems
- Digital motor control
- Digital power management
- Automotive control systems (with AEC-Q100 qualification for certain models)
- Medical devices requiring precise control and monitoring
- Aerospace and defense applications needing high reliability and performance
Q & A
- What is the CPU frequency of the TMS320F280260PTT?
The CPU frequency can be either 50 MHz (20-ns cycle time) or 40 MHz (25-ns cycle time).
- What type of package is available for the TMS320F280260PTT?
The device is available in a 48-pin LQFP package with a body size of 7.0 mm × 7.0 mm.
- How much on-chip memory does the TMS320F280260PTT have?
The device includes 16 KB flash, 3 KB SARAM, 1 KB OTP ROM, and 8 KB Boot ROM.
- What are the key features of the ADC in the TMS320F280260PTT?
The ADC is a 12-bit converter with 16 channels, supporting ratio-metric VREFHI/VREFLO references and optimized for low overhead and latency.
- Does the TMS320F280260PTT support low-power modes?
Yes, it supports low-power modes including IDLE, STANDBY, and HALT, with the ability to disable individual peripheral clocks.
- What development tools are available for the TMS320F280260PTT?
Development support includes ANSI C/C++ compiler/assembler/linker, Code Composer Studio™ IDE, and digital motor control and digital power software libraries.
- Can the TMS320F280260PTT be used in automotive applications?
Yes, certain models are AEC-Q100 qualified for automotive applications.
- What is the temperature range for the TMS320F280260PTT?
The temperature range can be –40°C to 85°C or –40°C to 125°C depending on the temperature option.
- Does the TMS320F280260PTT 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 communication interfaces are available on the TMS320F280260PTT?
The device includes up to 2 SCI (UART) modules, up to 2 CAN modules, and one I2C bus.
