Atmel ATmega328P Xplained Mini MEGA328P-XMINI MEGA328P-XMINI Data Sheet

Atmel-8271H-AVR- ATmega-Datasheet_08/2014

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High Performance, Low Power Atmel

®

AVR

® 

8-Bit Microcontroller Family

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Advanced RISC Architecture

̶

131 Powerful Instructions – Most Single Clock Cycle Execution

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32 x 8 General Purpose Working Registers

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Fully Static Operation

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Up to 20 MIPS Throughput at 20MHz

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On-chip 2-cycle Multiplier

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High Endurance Non-volatile Memory Segments

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4/8/16/32KBytes of In-System Self-Programmable Flash program memory 

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256/512/512/1KBytes EEPROM 

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512/1K/1K/2KBytes Internal SRAM 

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Write/Erase Cycles: 10,000 Flash/100,000 EEPROM

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Data retention: 20 years at 85

C/100 years at 25C

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Optional Boot Code Section with Independent Lock Bits

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In-System Programming by On-chip Boot Program

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True Read-While-Write Operation 

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Programming Lock for Software Security

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Atmel

®

 QTouch

®

 library support

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Capacitive touch buttons, sliders and wheels

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QTouch and QMatrix

®

 acquisition

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Up to 64 sense channels

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Peripheral Features

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Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode

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One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and 
Capture Mode

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Real Time Counter with Separate Oscillator

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Six PWM Channels

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8-channel 10-bit ADC in TQFP and QFN/MLF package

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Temperature Measurement

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6-channel 10-bit ADC in PDIP Package

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Temperature Measurement

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Programmable Serial USART

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Master/Slave SPI Serial Interface

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Byte-oriented 2-wire Serial Interface (Philips I

2

C compatible)

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Programmable Watchdog Timer with Separate On-chip Oscillator

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On-chip Analog Comparator

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Interrupt and Wake-up on Pin Change