The document describes a high-performance, low-power AVR 8-bit microcontroller with advanced RISC architecture and various peripheral features.
The ATmega8/ATmega8L is a low‑power CMOS 8‑bit microcontroller based on the AVR RISC architecture. It offers up to 16 MHz operation, 8 KB of flash, 512 B EEPROM, 1 KB SRAM, and a rich peripheral set including timers, ADC, USART, SPI and I²C.
The datasheet provides detailed information on pin configurations, electrical characteristics, package options, and core architecture, as well as programming and boot options for in‑system flash re‑programming.
| Flash Memory | 8 KB |
|---|---|
| EEPROM | 512 B |
| SRAM | 1 KB |
| Operating Voltage (ATmega8L) | 2.7 V – 5.5 V |
| Operating Voltage (ATmega8) | 4.5 V – 5.5 V |
| Maximum Clock Frequency | 16 MHz |
| I/O Lines | 23 |
| ADC Resolution | 10‑bit |
| Power Consumption (Active, 4 MHz, 3 V) | 3.6 mA |
The ATmega8 provides 8 KB of In‑System Self‑Programmable Flash memory.
The device includes 23 programmable I/O lines.
The ADC offers 10‑bit accuracy.