TMS320F2808PZA Texas Instruments Digital Signal Processors
1.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 TestAccess 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 SARAMF2808: 64K × 16 flash, 18K
× 16 SARAMF2806: 32K × 16 flash, 10K × 16 SARAMF2802: 32K × 16
flash, 6K × 16 SARAMF2801: 16K × 16 flash, 6K × 16 SARAMF2801x: 16K
× 16 flash, 6K × 16 SARAM
– 1K × 16 OTP ROM (flash devices only)
– C2802: 32K × 16 ROM, 6K × 16 SARAMC2801: 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 thethree external core
interrupts
• Peripheral Interrupt Expansion (PIE) block thatsupports 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 MEPresolution
– 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, multiplexedGPIO 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 softwarelibraries
• 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
automotiveapplications)
2.2 Applications
• Motor drive and control
3.Functional Block Diagram
4.
