ATMEL ATMEGA328P-PU

ATMEL ATMEGA328P-PU

Product information
This is a genuine Atmel microcontroller that is commonly used in the Arduino UNO.

Specifications
High Performance, Low Power AVR® 8-Bit Microcontroller

Advanced RISC Architecture

• 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

High Endurance Non-volatile Memory Segments

• 32K Bytes of In-System Self-Programmable Flash program memory
• 1K Bytes EEPROM
• 2K Bytes Internal SRAM (ATmega328P)
• Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
• Data retention: 20 years at 85°C/100 years at 25°C
• 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
• 6-channel 10-bit ADC in PDIP Package

Temperature Measurement

• Programmable Serial USART
• Master/Slave SPI Serial Interface
• Byte-oriented 2-wire Serial Interface (Philips 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

I/O and Packages

• 23 Programmable I/O Lines
• 28-pin PDIP

Operating Voltage:

• 1.8 - 5.5V for ATmega328P

Temperature Range:

•  -40deg C to 85deg C

Speed Grade:

• ATmega328P: 0 - 4 MHz @ 1.8 - 5.5V, 0 - 10 MHz @ 2.7 - 5.5V, 0 - 20 MHz @ 4.5 - 5.5V
• Low Power Consumption at 1 MHz, 1.8V, 25deg C
• Active Mode: 0.3 mA
• Power-down Mode: 0.1 μA
• Power-save Mode: 0.8 μA (Including 32 kHz RTC)

Package Includes
1 x ATMEL ATMEGA328P-PU in P-DIP