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Features

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High Performance, Low Power AVR
® 8-Bit Microcontroller

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Advanced RISC Architecture–130 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

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High Endurance Non-volatile Memory segments–32K Bytes of In-System Self-programmable Flash program memory–1024 Bytes EEPROM–2K Bytes Internal SRAM –Write/Erase cyles: 10,000 Flash/100,000 EEPROM
(1)(3)

ATmega329P/3290P Preliminary - 13779 8-bitMicrocontroller with 32K Bytes In-System Programmable

–Data retention: 20 years at 85°C/100 years at 25°C
(2)(3) –Optional Boot Code Section with Independent Lock BitsIn-System Programming by On-chip Boot ProgramTrue Read-While-Write Operation–Programming Lock for Software Security

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JTAG (IEEE std. 1149.1 compliant) Interface–Boundary-scan Capabilities According to the JTAG Standard–Extensive On-chip Debug Support –Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface

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Peripheral Features–4 x 25 Segment LCD Driver (ATmega329P) –4 x 40 Segment LCD Driver (ATmega3290P)–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–Four PWM Channels –8-channel, 10-bit ADC–Programmable Serial USART–Master/Slave SPI Serial Interface –Universal Serial Interface with Start Condition Detector–Programmable Watchdog Timer with Separate On-chip Oscillator–On-chip Analog Comparator –Interrupt and Wake-up on Pin Change

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ATmega329P/VATmega3290P/VPreliminary

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Special Microcontroller Features–Power-on Reset and Programmable Brown-out Detection –Internal Calibrated Oscillator–External and Internal Interrupt Sources–Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and Standby

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I/O and Packages–54/69 Programmable I/O Lines –64-lead TQFP, 64-pad QFN/MLF, and 100-lead TQFP

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Speed Grade:–ATmega329PV/ATmega3290PV:0 - 4 MHz @ 1.8 - 5.5V, 0 - 10 MHz @ 2.7 - 5.5V–ATmega329P/3290P: 0 - 10 MHz @ 2.7 - 5.5V, 0 - 20 MHz @ 4.5 - 5.5V

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Temperature range:–-40°C to 85°C Industrial

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Ultra-Low Power Consumption–Active Mode: 420µA at 1 MHz, 1.8V–Power-down Mode: 40 nA at 1.8V–Power-save Mode: 750 nA at 1.8V Notes:1.Worst case temperature. Guaranteed after last write cycle.2.Failure rate less than 1 ppm.3.Characterized through accelerated tests.
8021C–AVR–08/07