ATMEGA328P-AU MICROCHIP 8-bit Microcontrollers - MCU 32KB In-system Flash
1.Features
High Performance, Low Power AVR® 8-Bit Microcontroller Family
Advanced RISC Architecture
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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
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(1)
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Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
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Programming Lock for Software Security
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
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 VQFN package
Temperature Measurement
̶ 6-channel 10-bit ADC in SPDIP Package
Temperature Measurement
̶ Programmable Serial USART
̶ Master/Slave SPI Serial Interface
̶ Byte-oriented 2-wire Serial Interface
̶ 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 SPDIP, 32-lead TQFP, 28-pad VQFN and 32-pad VQFN
Operating Voltage:
̶ 1.8 - 5.5V
Temperature Range:
̶ -40°C to 85°C
Speed Grade:
̶ 0 - 4MHz@1.8 - 5.5V, 0 - 10MHz@2.7 - 5.5.V, 0 - 20MHz @ 4.5 - 5.5V
Power Consumption at 1MHz, 1.8V, 25°C
̶ Active Mode: 0.2mA
̶ Power-down Mode: 0.1µA
• Power-save Mode: 0.75µA (Including 32kHz RTC)
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ATMEGA328P-AU MICROCHIP 8-bit Microcontrollers - MCU 32KB In-system Flash Images
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