Features of ATmega32a

• High-performance, Low-power AVR 8-bit Microcontroller

• Advanced RISC Architecture

– 131 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

• 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

– 2.7V - 5.5V

• Speed Grades

– 0 - 16MHz

• Power Consumption at 1MHz, 3V, 25°C

– Active: 0.6mA

– Idle Mode: 0.2mA

– Power-down Mode: < 1µA