Features

• Utilizes the AVR® RISC Architecture
• AVR – High-performance and Low-power RISC Architecture
  • 120 Powerful Instructions – Most Single Clock Cycle Execution
  • 32 x 8 General Purpose Working Registers
  • Fully Static Operation
  • Up to 20 MIPS Throughput at 20 MHz
• Data and Non-volatile Program and Data Memories
  • 2K Bytes of In-System Self Programmable Flash
    • Endurance 10,000 Write/Erase Cycles
  • 128 Bytes In-System Programmable EEPROM
    • Endurance: 100,000 Write/Erase Cycles
  • 128 Bytes Internal SRAM
  • Programming Lock for Flash Program and EEPROM Data Security
• Peripheral Features
  • One 8-bit Timer/Counter with Separate Prescaler and Compare Mode
  • One 16-bit Timer/Counter with Separate Prescaler, Compare and Capture Modes
  • Four PWM Channels
  • On-chip Analog Comparator
  • Programmable Watchdog Timer with On-chip Oscillator
  • USI – Universal Serial Interface
  • Full Duplex USART
• Special Microcontroller Features
  • debugWIRE On-chip Debugging
  • In-System Programmable via SPI Port
  • External and Internal Interrupt Sources
  • Low-power Idle, Power-down, and Standby Modes
  • Enhanced Power-on Reset Circuit
  • Programmable Brown-out Detection Circuit
  • Internal Calibrated Oscillator
• I/O and Packages
  • 18 Programmable I/O Lines
  • 20-pin PDIP, 20-pin SOIC, 20-pad QFN/MLF
• Operating Voltages
  • 1.8 – 5.5V (ATtiny2313V)
  • 2.7 – 5.5V (ATtiny2313)
• Speed Grades
  • ATtiny2313: 0 – 10 MHz @ 2.7 - 5.5V, 0 – 20 MHz @ 4.5 – 5.5V
• Typical Power Consumption
  • Active Mode
    • 1 MHz, 1.8V: 230 µA
    • 32 kHz, 1.8V: 20 µA (including oscillator)
  • Power-down Mode
    • < 0.1 µA at 1.8V