ATMEGA329P-20AUR
- Mfr.Part #
- ATMEGA329P-20AUR
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 64TQFP
- Stock
- 1
- In Stock :
- 1
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Supply Voltage-Max (Vsup) :
- 5.5V
- Width :
- 14 mm
- Has ADC :
- yes
- Memory Size :
- 32kB
- Product :
- MCU
- EEPROM Size :
- 1K x 8
- ROM Programmability :
- Flash
- Program Memory Size :
- 32KB 16K x 16
- Power Supplies :
- 3/5 V
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ
- Peak Reflow Temperature (Cel) :
- 260
- Program Memory Type :
- Flash
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Surface Mount :
- yes
- Interfaces :
- SPI/USART/USI
- Product Category :
- 8-bit Microcontrollers - MCU
- Number of Pins :
- 64
- Length :
- 14mm
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Qualification Status :
- Not Qualified
- Height Seated (Max) :
- 1.2mm
- Data Converters :
- A/D 8x10b
- Product Status :
- Active
- Core Size :
- 8-Bit
- Core Processor :
- AVR
- Package / Case :
- 64-TQFP
- Terminal Form :
- Gull wing
- Contact Plating :
- Tin
- Series :
- AVR® ATmega
- Mounting Style :
- SMD/SMT
- Seated Height-Max :
- 1.2 mm
- Mount :
- Surface Mount
- Oscillator Type :
- Internal
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Peripherals :
- Brown-out Detect/Reset, LCD, POR, PWM, WDT
- Connectivity :
- SPI, UART/USART, USI
- Speed :
- 20MHz
- Terminal Finish :
- Matte Tin (Sn)
- Pbfree Code :
- yes
- Number of I/O :
- 54
- Base Part Number :
- ATMEGA329P
- RoHS Status :
- ROHS3 Compliant
- Watchdog Timer :
- yes
- DAC Channels :
- No
- Temperature Grade :
- Industrial
- DMA Channels :
- No
- Supplier Device Package :
- 64-TQFP (14x14)
- Bit Size :
- 8
- Published :
- 2006
- Device Core :
- AVR
- Tradename :
- AVR
- Supply Voltage :
- 5V
- Supply Current-Max :
- 12 mA
- Packaging :
- Tape and Reel (TR)
- Base Product Number :
- ATMEGA329
- Product Type :
- 8-bit Microcontrollers - MCU
- Terminal Pitch :
- 0.8mm
- JESD-30 Code :
- S-PQFP-G64
- Data Converter :
- A/D 8x10b
- Terminal Position :
- QUAD
- Frequency :
- 20MHz
- Operating Temperature :
- -40°C~85°C TA
- PWM Channels :
- yes
- Manufacturer :
- Microchip
- Brand :
- Microchip Technology
- CPU Family :
- AVR RISC
- RoHS :
- Details
- Mounting Type :
- Surface Mount
- Factory Lead Time :
- 4 Weeks
- RAM Size :
- 2K x 8
- Interface :
- SPI, UART, USART
- Reach Compliance Code :
- Compliant
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Data Bus Width :
- 8B
- Number of Terminals :
- 64
- ROM (words) :
- 16384
- Number of Terminations :
- 64
- Number of Timers/Counters :
- 3
- Number of I/O Lines :
- 54
- Package Shape :
- Square
- RAM (bytes) :
- 2048
- Supply Voltage-Min (Vsup) :
- 4.5V
- JESD-609 Code :
- e3
- Datasheets
- ATMEGA329P-20AUR
ATMEGA329P-20AUR Documents

Microcontrollers Microchip Technology ATMEGA329P-20AUR Overview
The Microcontrollers Microchip Technology ATMEGA329P-20AUR is a high-performance, low-power 8-bit MCU from Microchip's popular AVR® family, designed to provide a flexible and cost-effective solution for managing complex digital and analog functionalities in various applications. This microcontroller integrates 32KB of in-system programmable flash memory, offering ample space for application code and data storage, which makes it particularly suitable for project iterations and updates in commercial and industrial environments. The ATMEGA329P-20AUR operates at a maximum frequency of 20MHz and includes a variety of features to enhance device functionality while minimizing power consumption, making it ideal for scalable, robust embedded systems.
ATMEGA329P-20AUR Features
The ATMEGA329P-20AUR microcontroller includes multiple key features such as 32KB ISP flash memory, 1KB EEPROM, and 2KB SRAM, supporting intricate device operations and data storage capabilities. It offers up to 53 programmable I/O lines, a 10-bit ADC with 16 channels, and multiple communication interfaces including SPI, USART, and I2C, facilitating versatile peripheral integrations. Enhanced with a JTAG interface for robust on-chip-debug, this microcontroller ensures simplified maintenance and streamlined development, all within a compact 64TQFP package that optimizes board space.
ATMEGA329P-20AUR Applications
- Industrial Control Systems: Utilizes its multiple I/O lines and robust data handling capabilities to manage and monitor automated processes and machinery.
- Smart Home Devices: Integrates into home automation products for controlling lighting, security, and environmental conditions through its extensive communication interfaces.
- Consumer Electronics: Powers advanced user interfaces and connectivity in devices such as portable health monitors and gaming accessories.
- Automotive Applications: Suitable for use in automotive electronics for engine management and infotainment systems due to its operational reliability and programmability.
- Agricultural Machinery: Facilitates precision farming by controlling sensor networks and automation equipment that streamline operations and increase agricultural efficiency.
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