Overview
The TMS320F2802 is a high-performance 32-bit microcontroller from Texas Instruments, part of the C2000™ DSP generation. It is designed for demanding control applications, offering a robust set of features and peripherals that make it ideal for various industrial and automotive uses. The F2802 integrates a high-speed CPU, extensive memory, and a wide range of peripherals, making it a versatile solution for complex control systems.
Key Specifications
| Parameter | Value |
|---|---|
| Processor Speed | 100 MHz (10-ns cycle time), 60 MHz (16.67-ns cycle time) |
| Core Voltage | 1.8 V |
| I/O Voltage | 3.3 V |
| Flash Memory | 32K × 16 |
| SARAM | 6K × 16 |
| OTP ROM | 1K × 16 |
| Boot ROM | 4K × 16 |
| PWM Outputs | Up to 16 |
| HRPWM Outputs | Up to 6 with 150-ps MEP resolution |
| Capture Inputs | Up to four |
| Quadrature Encoder Interfaces | Up to two |
| Timers | Up to six 32-bit/six 16-bit timers |
| ADC Channels | 12-bit, 16 channels |
| GPIO Pins | Up to 35 individually programmable, multiplexed GPIO pins |
| Package Options | Thin quad flatpack (PZ), MicroStar BGA™ (GGM, ZGM) |
| Temperature Range | A: –40°C to 85°C, S: –40°C to 125°C, Q: –40°C to 125°C (AEC-Q100 qualification for automotive applications) |
Key Features
- High-performance 32-bit CPU (TMS320C28x) with 16 × 16 and 32 × 32 MAC operations and 16 × 16 dual MAC.
- Harvard bus architecture and atomic operations for efficient processing.
- Fast interrupt response and processing with unified memory programming model.
- On-chip memory including flash, SARAM, and OTP ROM.
- Boot ROM with software boot modes via SCI, SPI, CAN, I2C, and parallel I/O.
- Enhanced control peripherals including PWM, HRPWM, capture inputs, and quadrature encoder interfaces.
- Serial port peripherals such as SPI, SCI (UART), CAN, and I2C bus.
- 12-bit ADC with 16 channels and fast conversion rates.
- Up to 35 individually programmable, multiplexed GPIO pins with input filtering.
- Advanced emulation features with real-time debug via hardware.
- Low-power modes and power savings with IDLE, STANDBY, HALT modes supported.
Applications
- Digital motor control and servo control systems.
- Digital power supply control and management.
- Automotive control systems, including engine control, transmission control, and safety systems.
- Industrial control systems, such as robotics, CNC machines, and process control.
- Medical devices requiring precise control and monitoring.
- Aerospace and defense applications needing high reliability and performance.
Q & A
- What is the maximum clock speed of the TMS320F2802?
The TMS320F2802 operates at a maximum clock speed of 100 MHz (10-ns cycle time) and also supports a 60 MHz (16.67-ns cycle time) mode.
- How much flash memory does the TMS320F2802 have?
The TMS320F2802 has 32K × 16 flash memory.
- What types of serial communication interfaces are available on the TMS320F2802?
The TMS320F2802 supports SPI, SCI (UART), CAN, and I2C bus interfaces.
- Does the TMS320F2802 support low-power modes?
- What is the temperature range for the TMS320F2802?
The TMS320F2802 is available in temperature ranges of –40°C to 85°C, –40°C to 125°C, and –40°C to 125°C with AEC-Q100 qualification for automotive applications.
- What development tools are available for the TMS320F2802?
Development tools include Code Composer Studio™ IDE, ANSI C/C++ compiler/assembler/linker, SYS/BIOS, and digital motor control and digital power software libraries.
- Does the TMS320F2802 have built-in ADC capabilities?
- How many PWM outputs does the TMS320F2802 support?
The TMS320F2802 supports up to 16 PWM outputs and up to 6 HRPWM outputs with 150-ps MEP resolution.
- Is the TMS320F2802 suitable for automotive applications?
- What security features does the TMS320F2802 have?
The TMS320F2802 includes a 128-bit security key/lock to protect flash/OTP/L0/L1 blocks and prevent firmware reverse-engineering.
