Features of Atmega328PB-AU Microcontroller

• 131 Powerful Instructions

• Most Single Clock Cycle Execution

• 32 x 8 General Purpose Working Registers

• Fully Static Operation

• Up to 20 MIPS Throughput at 20 MHz

• On-Chip 2-Cycle Multiplier

• 32 KB of In-System Self-Programmable Flash program memory

• 1 KB EEPROM

• 2 KB Internal SRAM

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

• Data retention: 20 years at 85°C

• In-System Programming by On-chip Boot Program

• True Read-While-Write Operation

• Programming Lock for Software Security

• Capacitive Touch Buttons, Sliders and Wheels

• 24 Self-Cap Channels and 144 Mutual Cap Channels

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

• Three 16-bit Timer/Counters with Separate Prescaler, Compare Mode, and Capture Mode

• Real Time Counter with Separate Oscillator

• Ten PWM Channels

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

• Two Programmable Serial USARTs

• Two Master/Slave SPI Serial Interfaces

• Two Byte-Oriented Two-Wire Serial Interfaces (Philips I2C Compatible)

• Programmable Watchdog Timer with Separate On-chip Oscillator

• On-Chip Analog Comparator

• Interrupt and Wake-Up on Pin Change

• Power-On Reset and Programmable Brown-Out Detection

• Internal 8 MHz Calibrated Oscillator

• External and Internal Interrupt Sources

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

• Clock Failure Detection Mechanism and Switch to Internal 8 MHz RC Oscillator in case of Failure

Package Includes