●Features
●• High-performance, Low-power AVR® 8-bit Microcontroller
●• Advanced RISC Architecture
●– 130 Powerful Instructions – Most Single Clock Cycle Execution
●– 32 x 8 General Purpose Working Registers + Peripheral Control Registers
●– Fully Static Operation
●– Up to 16 MIPS Throughput at 16 MHz
●– On-chip 2-cycle Multiplier
●• Non-volatile Program and Data Memories
●– 64K Bytes of In-System Reprogrammable 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
●– 2K Bytes EEPROM
●Endurance: 100,000 Write/Erase Cycles
●– 4K Bytes Internal SRAM
●– Up to 64K Bytes Optional External Memory Space
●– Programming Lock for Software Security
●– SPI Interface for In-System Programming
●• 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, and Lock Bits through the JTAG Interface
●• Peripheral Features
●– Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes
●– Two Expanded 16-bit Timer/Counters with Separate Prescaler, Compare Mode, and
●Capture Mode
●– Real Time Counter with Separate Oscillator
●– Two 8-bit PWM Channels
●– 6 PWM Channels with Programmable Resolution from 1 to 16 Bits
●– 8-channel, 10-bit ADC
●8 Single-ended Channels
●7 Differential Channels
●2 Differential Channels with Programmable Gain (1x, 10x, 200x)
●– Byte-oriented Two-wire Serial Interface
●– Dual Programmable Serial USARTs
●– Master/Slave SPI Serial Interface
●– Programmable Watchdog Timer with 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
●– Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby
●and Extended Standby
●– Software Selectable Clock Frequency
●– ATmega103 Compatibility Mode Selected by a Fuse
●– Global Pull-up Disable
●• I/O and Packages
●– 53 Programmable I/O Lines
●– 64-lead TQFP and 64-pad MLF
●• Operating Voltages
●– 2.7 - 5.5V for ATmega64L
●– 4.5 - 5.5V for ATmega64
●• Speed Grades
●– 0 - 8 MHz for ATmega64L
●– 0 - 16 MHz for ATmega64
