Special Microcontroller Features
̶ Power-on Reset and Programmable Brown-out Detection
̶ Internal Calibrated RC Oscillator
̶ External and Internal Interrupt Sources
̶ Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down,
Standby and Extended Standby
 I/O and Packages
̶ 32 Programmable I/O Lines
̶ 40-pin PDIP, 44-lead TQFP, and 44-pad QFN/MLF
Operating Voltages
̶ 2.7 - 5.5V
Speed Grades
̶ 0 - 16MHz
Power Consumption @ 1MHz, 3V, and 25°C
̶ Active: 0.6mA
̶ Idle Mode: 0.2mA
̶ Power-down Mode: < 1µA