High Performance, Low Power AtmelAVR 8-Bit Microcontroller Family
Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby
High Endurance Non-volatile Memory Segments ̶ 4/8/16/32KBytes of In-System Self-Programmable Flash program memory
Temperature Range：-40°C to 85°C
It has six IC sockets that you can use directly on the breadboard and other environments.

Special Microcontroller Features

Power-on Reset and Programmable Brown-out Detection

- Internal Calibrated Oscillator

- External and Internal Interrupt Sources

- Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby

/O and Packages

- 23 Programmable I/O Lines

- 28-pin PDIP, 32-lead TQFP, 28-pad QFN/MLF and 32-pad QFN/MLF Operating Voltage:

1.8 - 5.5V

Temperature Range:

- -40°C to 85°C

Speed Grade:

- 0 - [email protected] - 5.5V, 0 - [email protected] - 5.5.V, 0 - 20MHz @ 4.5 - 5.5V

Power Consumption at 1MHz, 1.8V, 25°C

- Active Mode: 0.2mA

- Power-down Mode: 0.1uA

- Power-save Mode: 0.75uA (Including 32kHz RTC)

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