8K Byte self-programming Flash Program Memory, 1K Byte SRAM, 512 Bytes EEPROM, 8 Channel 10-bit A/D-converter(TQFP/MLF). debugWIRE On-chip Debug System. Up to 20 MIPS throughput at 20 MHz. 4Kbyte version: ATmega48 16Kbyte version: ATmega168 Automotive Versions ATmega48 Auto, ATmega88 Auto, ATmega168 Auto