AT90PWM81-16MF Part Information

Part Features

• Advanced RISC architecture
• 131 powerful instructions - most single clock cycle execution
• 32 × 8 general purpose working registers
• Fully static operation
• Up to 1 MIPS throughput per MHz
• On-chip 2-cycle multiplier
• Data and non-volatile program memory
• 8Kbytes of in-system programmable program memory flash
• Endurance: 10,000 write/erase cycles
• Lock bits protection
• Optional 2/4Kbytes boot code section with independent lock bits
• In-system programming by on-chip boot program
• True read-while-write operation
• 512 Bytes of in-system programmable EEPROM
• Four bytes page size
• 256 Bytes Internal SRAM
• On-chip debug support (debugWIRE)
• Peripheral features
• One 12-bit high speed PSC (Power Stage Controllers with extended PSC2 features)
• Non overlapping inverted PWM output pins with flexible dead-time
• Variable PWM duty cycle and frequency
• Synchronous update of all PWM registers
• Enhanced resolution mode (16 bits)
• Additional register for ADC synchronization
• Input capture
• Four output pins and output matrix
• One 12-bit high speed PSC (Power Stage Controller)
• Auto-stop function for event driven PFC implementation
• Non overlapping inverted PWM output pins with flexible dead-time
• Variable PWM duty cycle and frequency
• Synchronous update of all PWM registers
• Enhanced resolution mode (16 bits)
• Input capture
• One 16-bit simple general purpose timer/counter
• 10-bit ADC
• Up to 11 single ended channels and one fully differential ADC channel pair
• Programmable gain (5×, 10×, 20×, 40× on differential channel)
• Internal reference voltage
• One 10-bit DAC
• Three analog comparators with
• Resistor-array to adjust comparison voltage
• DAC to adjust comparison voltage
• One SPI
• Three external interrupts
• Programmable watchdog timer with separate on-chip oscillator
• Special microcontroller features
• Low power idle, noise reduction, and power down modes
• Power-on reset and programmable brown-out detection
• Flag array in bit-programmable I/O space (three bytes)
• In-system programmable via SPI port
• Internal low power calibrated RC oscillator (8MHz or 1MHz, low jitter)
• On chip PLL for fast PWM (32MHz, 48MHz, 64MHz) and CPU (12MHz, 16MHz); PLL source RC & XTAL
• Dynamic clock switch
• Temperature sensor
• Operating voltage: 2.7V - 5.5V
• Operating temperature:
• -40°C to +105°C or -40°C to +125°C
• Operating speed
• 5V: 16MHz core, 64MHz PLL
• 3.3V: 12MHz core, 48MHz PLL