ATmega16
ATmega16L

8-bit AVR with 16K Bytes In-System Programmable Flash

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 16 MIPS Throughput at 16 MHz
  – On-chip 2-cycle Multiplier
• Nonvolatile Program and Data Memories
  – 16K Bytes of In-System Self-Programmable Flash 
    Endurance: 10,000 Write/Erase Cycles
  – Optional Boot Code Section with Independent Lock Bits
    In-System Programming by On-chip Boot Program
    True Read-While-Write Operation
  – 512 Bytes EEPROM Endurance: 100,000 Write/Erase Cycles
  – 1K Byte Internal SRAM
  – Programming Lock for Software Security
• JTAG (IEEE std. 1149.1 Compliant) Interface
  – Boundary-scan Capabilities According to the JTAG Standard
  – Extensive On-chip Debug Support
  – Programming of Flash, EEPROM, Fuses, an
• Peripheral Features
  – Two 8-bit Timer/Counters with Se
    parate Prescalers and Compare Modes
  – One 16-bit Timer/Counter with Separate Prescaler, 
    Compare Mode, and Capture Mode
  – Four PWM Channels
  – 8-channel, 10-bit ADC 8 Single-ended Channels
    7 Differential Channels in TQFP Package Only
    2 Differential Channels with Programmable Gain 
    at 1x, 10x, or 200x
  – 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
    and Extended Standby
• I/O and Packages
  – 32 Programmable I/O Lines
  – 40-pin PDIP, 44-lead TQFP, and 44-pad QFN/MLF
• Operating Voltages
  – 2.7 - 5.5V for ATmega16L
  – 4.5 - 5.5V for ATmega16
• Speed Grades
  – 0 - 8 MHz for ATmega16L
  – 0 - 16 MHz for ATmega16
• Power Consumption @ 1 MHz, 3V, and 25°C for ATmega16L
  – Active: 1.1 mA
  – Idle Mode: 0.35 mA
  – Power-down Mode: < 1 µA