TI TMS320F2808

TMS320F2808 General Description

The TMS320F2808, a digital signal controller from Texas Instruments, is engineered for high-performance applications requiring advanced control algorithms and high processing capabilities. It features a 32-bit C28x floating-point core, operating at a maximum clock speed of 100MHz, and is equipped with integrated control peripherals suitable for a wide range of industrial and power electronics applications. With 128KB of flash memory for program storage and 10KB of RAM for data storage, the TMS320F2808 offers flexibility for complex algorithms and data processing. Furthermore, it includes multiple communication interfaces such as SCI, SPI, I2C, and CAN, allowing seamless integration with external devices and networks. The device also boasts integrated peripherals like PWM modules, ADCs, and high-resolution timers, enabling efficient interfacing with sensors, actuators, and other external components. Its high-speed control loop execution capability further supports real-time control tasks, making it an ideal choice for demanding control applications

Features

• High-performance static CMOS technology
  • 100 MHz (10-ns cycle time)
  • 60 MHz (16.67-ns cycle time)
  • Low-power (1.8-V core, 3.3-V I/O) design
• JTAG boundary scan support
  • IEEE Standard 1149.1-1990 Standard Test Access Port and Boundary Scan Architecture
• High-performance 32-bit CPU (TMS320C28x)
  • 16 × 16 and 32 × 32 MAC operations
  • 16 × 16 dual MAC
  • Harvard bus architecture
  • Atomic operations
  • Fast interrupt response and processing
  • Unified memory programming model
  • Code-efficient (in C/C++ and Assembly)
• On-chip memory
  • F2809: 128K × 16 flash, 18K × 16 SARAM F2808: 64K × 16 flash, 18K × 16 SARAM F2806: 32K × 16 flash, 10K × 16 SARAM F2802: 32K × 16 flash, 6K × 16 SARAM F2801: 16K × 16 flash, 6K × 16 SARAM F2801x: 16K × 16 flash, 6K × 16 SARAM
  • 1K × 16 OTP ROM (flash devices only)
  • C2802: 32K × 16 ROM, 6K × 16 SARAM C2801: 16K × 16 ROM, 6K × 16 SARAM
• Boot ROM (4K × 16)
  • With software boot modes (via SCI, SPI, CAN, I2C, and parallel I/O)
  • Standard math tables
• Clock and system control
  • On-chip oscillator
  • Watchdog timer module
• Any GPIO A pin can be connected to one of the three external core interrupts
• Peripheral Interrupt Expansion (PIE) block that supports all 43 peripheral interrupts
• Endianness: Little endian
• 128-bit security key/lock
  • Protects flash/OTP/L0/L1 blocks
  • Prevents firmware reverse-engineering
• Three 32-bit CPU timers
• Enhanced control peripherals
  • Up to 16 PWM outputs
  • Up to 6 HRPWM outputs with 150-ps MEP resolution
  • Up to four capture inputs
  • Up to two quadrature encoder interfaces
  • Up to six 32-bit/six 16-bit timers
• Serial port peripherals
  • Up to 4 SPI modules
  • Up to 2 SCI (UART) modules
  • Up to 2 CAN modules
  • One Inter-Integrated-Circuit (I2C) bus
• 12-bit ADC, 16 channels
  • 2 × 8 channel input multiplexer
  • Two sample-and-hold
  • Single/simultaneous conversions
  • Fast conversion rate: 80 ns - 12.5 MSPS (F2809 only) 160 ns - 6.25 MSPS (280x) 267 ns - 3.75 MSPS (F2801x)
  • Internal or external reference
• Up to 35 individually programmable, multiplexed GPIO pins with input filtering
• 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
  • Digital motor control and digital power software libraries
• Low-power modes and power savings
  • IDLE, STANDBY, HALT modes supported
  • Disable individual peripheral clocks
• Package options
  • Thin quad flatpack (PZ)
  • MicroStar BGA™ (GGM, ZGM)
• Temperature options
  • A: –40°C to 85°C (PZ, GGM, ZGM)
  • S: –40°C to 125°C (PZ, GGM, ZGM)
  • Q: –40°C to 125°C (PZ) (AEC-Q100 qualification for automotive applications)

Application

• Motor control systems
• Industrial automation
• Digital power conversion
• Solar inverters
• Uninterruptible power supplies (UPS)
• Automotive systems
• Robotics
• Consumer electronics

Specifications