ATmega329/ATmega3290/ATmega649/ATmega6490 Features:

• 32-64Kbyte self-programming Flash Program
  • 32K/ 64-pin version: ATmega329
  • 32K/ 100-pin version: ATmega3290
  • 64KB/64-pin version: ATmega649
  • 64KB/100-pin version: ATmega6490
• 2-Kbyte SRAM
• 1-KByte EEPROM
• 8 Channel 10-bit A/D-converter
• JTAG interface for on-chip-debug
• 4 X 25 Segment LCD Driver
• Up to 16 MIPS throughput at 16 MHz (329, 3290, 649, 6490)
• 1.8 - 5.5 Volt Operation (329V, 3290V, 649V, 6490V)