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Features
• 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
– In-System Self-programmable Flash Program Memory • 32KBytes (ATmega325/ATmega3250) • 64KBytes (ATmega645/ATmega6450)
– EEPROM • 1Kbytes (ATmega325/ATmega3250) • 2Kbytes (ATmega645/ATmega6450)
– Internal SRAM • 2Kbytes (ATmega325/ATmega3250) • 4Kbytes (ATmega645/ATmega6450)
– 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 Progr
ATMEGA325 Datasheet
