ATmega328P 8-bit AVR Microcontroller with 32K Bytes In-System Programmable Flash DATASHEET Features High performance, low power AVR® 8-bit microcontroller Advanced RISC architecture 131 powerful instructions – most single clock cycle execution 32  8 general purpose working registers Fully static operation Up to 16MIPS throughput at 16MHz On-chip 2-cycle multiplier High endurance non-volatile memory segments 32K bytes of in-system self-programmable flash program memory 1Kbytes EEPROM 2Kbytes internal SRAM Write/erase cycles: 10,000 flash/100,000 EEPROM Optional boot code section with independent lock bits In-system programming by on-chip boot program True read-while-write operation Programming lock for software security Peripheral features Two 8-bit Timer/Counters with separate prescaler and compare mode One 16-bit Timer/Counter with separate prescaler, compare mode, and capture mode Real time counter with separate oscillator Six PWM channels 8-channel 10-bit ADC in TQFP and QFN/MLF package Temperature measurement Programmable serial USART Master/slave SPI serial interface Byte-oriented 2-wire serial interface (Phillips I2C compatible) Programmable watchdog timer with separate on-chip oscillator On-chip analog comparator Interrupt and wake-up on pin change 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 7810D-AVR-01/15 I/O and packages 23 programmable I/O lines 32-lead TQFP, and 32-pad QFN/MLF Operating voltage: 2.7V to 5.5V for ATmega328P Temperature range: Automotive temperature range: –40°C to +125°C Speed grade: 0 to 8MHz at 2.7 to 5.5V (automotive temperature range: –40°C to +125°C) 0 to 16MHz at 4.5 to 5.5V (automotive temperature range: –40°C to +125°C) Low power consumption Active mo

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