Overview
The TMS320F2808NMFA, produced by Texas Instruments, is a high-performance 32-bit microcontroller (MCU) from the TMS320C28x DSP generation. This device is designed for demanding control applications, offering a robust set of features and peripherals that make it suitable for a wide range of industrial and automotive uses.
The TMS320F2808 is part of a family of highly integrated, high-performance solutions that include the TMS320F2809, TMS320F2806, TMS320F2802, and TMS320F2801, among others. These devices are known for their advanced control capabilities, low power consumption, and extensive development support.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor | High-performance 32-bit CPU (TMS320C28x) |
| Operating Frequency | 100 MHz (10-ns cycle time), 60 MHz (16.67-ns cycle time) |
| Core Voltage | 1.8 V |
| I/O Voltage | 3.3 V |
| Memory | 64K × 16 flash, 18K × 16 SARAM, 1K × 16 OTP ROM |
| ADC Resolution | 12-bit, 16 channels |
| PWM Outputs | Up to 16 PWM outputs, up to 6 HRPWM outputs with 150-ps MEP resolution |
| Communication Interfaces | Up to 4 SPI modules, up to 2 SCI (UART) modules, up to 2 CAN modules, one I2C bus |
| GPIO | Up to 35 individually programmable, multiplexed GPIO pins with input filtering |
| Operating Temperature Range | –40°C to 85°C (A), –40°C to 125°C (S and Q) |
| Package Options | Thin quad flatpack (PZ), MicroStar BGA™ (GGM, ZGM) |
Key Features
- High-performance static CMOS technology
- JTAG boundary scan support and IEEE Standard 1149.1-1990 Standard Test Access Port and Boundary Scan Architecture
- 16 × 16 and 32 × 32 MAC operations, 16 × 16 dual MAC
- Harvard bus architecture and atomic operations
- Fast interrupt response and processing, unified memory programming model
- Code-efficient in C/C++ and Assembly
- On-chip oscillator, watchdog timer module, and peripheral interrupt expansion (PIE) block
- 128-bit security key/lock to protect flash/OTP/L0/L1 blocks and prevent firmware reverse-engineering
- Three 32-bit CPU timers and enhanced control peripherals
- Up to four capture inputs and up to two quadrature encoder interfaces
- Advanced emulation features, analysis, and breakpoint functions, real-time debug via hardware
- Development support includes ANSI C/C++ compiler/assembler/linker, Code Composer Studio™ IDE, SYS/BIOS, and digital motor control and digital power software libraries
- Low-power modes and power savings with IDLE, STANDBY, HALT modes supported
Applications
The TMS320F2808 is widely used in various demanding control applications, including:
- Digital motor control systems
- Digital power management and control
- Industrial automation and control systems
- Automotive control systems (with AEC-Q100 qualification)
- Medical devices requiring precise control and low power consumption
- Robotics and mechatronics
Q & A
- What is the operating frequency of the TMS320F2808?
The TMS320F2808 operates at 100 MHz (10-ns cycle time) and 60 MHz (16.67-ns cycle time).
- What type of memory does the TMS320F2808 have?
The TMS320F2808 has 64K × 16 flash, 18K × 16 SARAM, and 1K × 16 OTP ROM.
- What is the ADC resolution and number of channels on the TMS320F2808?
The TMS320F2808 has a 12-bit ADC with 16 channels.
- What communication interfaces are available on the TMS320F2808?
The TMS320F2808 supports up to 4 SPI modules, up to 2 SCI (UART) modules, up to 2 CAN modules, and one I2C bus.
- What is the operating temperature range of the TMS320F2808?
The operating temperature range is –40°C to 85°C (A), –40°C to 125°C (S and Q).
- What are the package options for the TMS320F2808?
The package options include thin quad flatpack (PZ) and MicroStar BGA™ (GGM, ZGM).
- Does the TMS320F2808 support low-power modes?
- What development tools are available for the TMS320F2808?
Development tools include ANSI C/C++ compiler/assembler/linker, Code Composer Studio™ IDE, SYS/BIOS, and digital motor control and digital power software libraries.
- Is the TMS320F2808 suitable for automotive applications?
- What security features does the TMS320F2808 have?
The TMS320F2808 has a 128-bit security key/lock to protect flash/OTP/L0/L1 blocks and prevent firmware reverse-engineering.
