ATMega328 - TQFP
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This is Atmel\'s high performance, low power 8-bit AVR ATMega328 microcontroller in a pint-sized TQFP package. Yes, [you really can solder that](http://www.sparkfun.com/commerce/tutorial_info.php?tutorials_id=96).
**Features:**
* 1.8-5.5V operating range
*Up to 20MHz
* Part: ATMEGA328P-AU
* 32kB Flash program memory
* 1kB EEPROM
* 2kB Internal SRAM
* 2 8-bit Timers/Counters
* 1 16-bit Timer/Counter
* RTC with separate oscillator
* 6 PWM Channels
* 8 Channel 10-bit ADC
* Serial USART
* Master/Slave SPI interface
* 2-wire (I2C) interface
* Watchdog timer
* Analog comparator
* 23 IO lines
* Data retention: 20 years at 85C/ 100 years at 25C
**Documents:**
* [Datasheet](http://www.sparkfun.com/datasheets/Components/SMD/ATMega328.pdf)
* Atmel [Product Page](http://www.atmel.com/dyn/products/product_card.asp?PN=ATmega328P)