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High-performance, Low-power Atmel®AVR® 8-bit Microcontroller •
Advanced RISC Architecture –
130 Powerful Instructions –
Most Single-clock Cycle Execution –
32 × 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 –
8Kbytes of In-System Self-programmable Flash program memory –
512Bytes EEPROM – 1Kbyte Internal SRAM –
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 Programming by On-chip Boot Program
True Read-While-Write Operation –
Programming Lock for Software Security •
Peripheral Features –
Two 8-bit Timer/Counters with Separate Prescaler, one Compare Mode –
One 16-bit Timer/Counter with Separate Prescaler, Compare Mode,
and Capture Mode –
Real Time Counter with Separate Oscillator –
Three PWM Channels –
ADC 8-CHANEL in TQFP and QFN/MLF package Eight Channels 10-bit Accuracy –
ADC 6-CHANEL in PDIP package Six Channels 10-bit Accuracy –-
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 –
Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and Standby •
I/O and Packages –
23 Programmable I/O Lines –
28-lead PDIP, 32-lead TQFP, and 32-pad QFN/MLF •
Operating Voltages – 2.7V - 5.5V (ATmega8L) – 4.5V - 5.5V (ATmega8) •
Speed Grades – 0 - 8MHz (ATmega8L) – 0 - 16MHz (ATmega8) •
Power Consumption at 4Mhz, 3V, 25C –
Active: 3.6mA – Idle Mode: 1.0mA –
Power-down Mode: 0.5µA