8-bit Atmel Microcontroller with 8KB In-System Programmable Flash

• High-performance, Low-power Atmel®AVR® 8-bit Microcontroller
• Advanced RISC Architecture
  • 130 Powerful Instructions – Most Single-clock Cycle Execution
  • 32 x 8 General Purpose Working Registers
  • Fully Static Operation
  • Up to 16MIPS Throughput at 16MHz
  • On-chip 2-cycle Multiplier
• High Endurance Non-volatile Memory segments
  • 8KBytes of In-System Self-programmable Flash program memory
  • 512Bytes EEPROM
  • 1KByte Internal SRAM
  • Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
  • Data retention: 20 years at 85C/100 years at 25C(1)
  • Optional Boot Code Section with Independent Lock Bits
    • In-System Programming by On-chip Boot Program
    • True Read-While-Write Operation
  • Programming Lock for Software Security
• Atmel QTouch® library support
  • Capacitive touch buttons, sliders and wheels
  • Atmel QTouch and QMatrix acquisition
  • Up to 64 sense channels
• Peripheral Features
  • Two 8-bit Timer/Counters with Separate Prescaler, one Compare Mode
  • One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode
  • Real Time Counter with Separate Oscillator
  • Three PWM Channels
  • 8-channel ADC in TQFP and QFN/MLF package
    • Eight Channels 10-bit Accuracy
  • 6-channel ADC in PDIP package
    • Six Channels 10-bit Accuracy
  • Byte-oriented Two-wire Serial Interface
  • Programmable Serial USART
  • Master/Slave SPI Serial Interface
  • Programmable Watchdog Timer with Separate On-chip Oscillator
  • On-chip Analog Comparator
• Special Microcontroller Features
  • Power-on Reset and Programmable Brown-out Detection
  • Internal Calibrated RC Oscillator
  • External and Internal Interrupt Sources
  • Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and Standby
• I/O and Packages
  • 23 Programmable I/O Lines
  • 28-lead PDIP, 32-lead TQFP, and 32-pad QFN/MLF
• Operating Voltages
  • 2.7 - 5.5V
  • 0 - 16MHz
• Power Consumption at 4MHz, 3V, 25C
  • Active: 3.6mA
  • Idle Mode: 1.0mA
  • Power-down Mode: 0.5µA