Features
• High Performance, Low Power AVR ® 8-bit Microcontroller
• Advanced RISC Architecture
   – 131 Powerful Instructions - Most Single Clock Cycle Execution
   – 32 x 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
   – 8K Bytes of In-System Programmable Program Memory Flash
      • Endurance: 10,000 Write/Erase Cycles
      • Lock bits protection
      • Optional 2k Bytes 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,
      • 4 bytes page size
   – 256Bytes 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 1 fully differential ADC channel pair
      • Programmable gain (5x, 10x, 20x, 40x on differential channel)
      • Internal reference voltage
   – One 10-bit DAC
   – Three Analog Comparator with
      • Resistor-Array to adjust comparison voltage
      • DAC to adjust comparison voltage
   – One SPI
   – 3 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 (3 bytes)
   – In-System Programmable via SPI Port
   – Internal low power Calibrated RC Oscillator (8 or 1-MHz, low jitter)
   – On chip PLL for fast PWM (32, 48, 64-MHz) and CPU (12, 16 MHz); 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 : 16 MHz core, 64 MHz PLL
   – 3.3V : 12 MHz core, 48 MHz PLL