Datasheet

• Eight channels 10-bit accuracy

– 6-channel ADC 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

– 2.7 - 5.5V

• Speed Grades

– 0 - 16 MHz

• Power Consumption at 4 MHz, 3V, 25°C

– Active: 3.6 mA

– Idle mode: 1.0 mA

– Power-down mode: 0.5 μA

AVR 8-Bit Microcontroller

Datasheet Complete

40001974A-page 2