In order to make your CPU more versatile use this fantastic ATMEGA32-16PU microcontroller from Atmel. This microcontroller has an operating temperature range of -40 °C to 85 °C. It has a maximum clock speed of 16 MHz. This device has a typical operating supply voltage of 5 V. Its minimum operating supply voltage of...

Datasheet: http://www.mouser.com/ds/2/36/doc2503-48906.pdf

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