ATMEGA329A-MU
- Mfr.Part #
- ATMEGA329A-MU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 64QFN
- Stock
- 2,455
- In Stock :
- 2,455
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- RoHS :
- Details
- Minimum Operating Temperature :
- - 40 C
- Product Type :
- 8-bit Microcontrollers - MCU
- Temperature Grade :
- Industrial
- Mounting Style :
- SMD/SMT
- Connectivity :
- SPI, UART/USART, USI
- Base Product Number :
- ATMEGA329
- Terminal Position :
- QUAD
- Qualification Status :
- Not Qualified
- Core Size :
- 8-Bit
- Data Converter :
- A/D 8x10b
- Core Processor :
- AVR
- Has ADC :
- yes
- Peripherals :
- Brown-out Detect/Reset, LCD, POR, PWM, WDT
- Reach Compliance Code :
- Compliant
- CPU Family :
- AVR RISC
- Number of Pins :
- 64
- Watchdog Timer :
- yes
- ROM (words) :
- 16384
- Supply Voltage-Max (Vsup) :
- 5.5V
- Contact Plating :
- Tin
- DMA Channels :
- No
- Interface :
- SPI, UART, USART
- Supplier Device Package :
- 64-QFN (9x9)
- Operating Temperature :
- -40°C~85°C TA
- Supply Voltage-Min (Vsup) :
- 4.5V
- JESD-30 Code :
- S-PQCC-N64
- Terminal Pitch :
- 0.5mm
- Product Category :
- 8-bit Microcontrollers - MCU
- Oscillator Type :
- Internal
- Base Part Number :
- ATMEGA329A
- Product :
- MCU
- Number of Terminals :
- 64
- Product Status :
- Active
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Interfaces :
- SPI/USART
- Series :
- AVR® ATmega
- Factory Lead Time :
- 7 Weeks
- EEPROM Size :
- 1K x 8
- Package :
- Tray
- RAM (bytes) :
- 2048
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Number of I/Os :
- 54 I/O
- Number of I/O :
- 54
- Data Bus Width :
- 8B
- Terminal Form :
- NO LEAD
- Supply Voltage :
- 5V
- Power Supplies :
- 2/5V
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Mounting Type :
- Surface Mount
- Data Converters :
- A/D 8x10b
- Package / Case :
- 64-VFQFN Exposed Pad
- Packaging :
- Tray
- Maximum Operating Temperature :
- + 85 C
- Speed :
- 20MHz
- Length :
- 9mm
- RAM Size :
- 2K x 8
- Memory Size :
- 32kB
- Height Seated (Max) :
- 1mm
- Published :
- 2006
- Program Memory Size :
- 32KB 16K x 16
- Bit Size :
- 8
- Tradename :
- AVR
- PWM Channels :
- yes
- Number of Terminations :
- 64
- Manufacturer :
- Microchip
- Device Core :
- AVR
- Number of I/O Lines :
- 54
- Seated Height-Max :
- 1 mm
- DAC Channels :
- No
- Brand :
- Microchip Technology
- Program Memory Type :
- Flash
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Surface Mount :
- yes
- Number of Timers/Counters :
- 3
- Pbfree Code :
- yes
- Frequency :
- 20MHz
- Package Shape :
- Square
- Mount :
- Surface Mount
- Width :
- 9 mm
- ROM Programmability :
- Flash
- RoHS Status :
- ROHS3 Compliant
- Datasheets
- ATMEGA329A-MU

Microcontrollers Microchip Technology ATMEGA329A-MU Overview
The Microcontrollers Microchip Technology ATMEGA329A-MU is a high-performance, low-power AVR 8-bit microcontroller that seamlessly integrates functionality and versatility. Tailored for a broad range of applications, this device incorporates 32KB of ISP flash memory with read-while-write capabilities, 1KB EEPROM, and 2KB SRAM. A robust feature set includes 23 general-purpose I/O lines, 32 general-purpose working registers, real-time counter, three flexible timer/counters with compare modes, and multiple PWM channels. Designed by Microchip Technology, a leader in microcontroller innovation, the ATMEGA329A-MU is engineered to facilitate efficient system management and enhanced operational efficiency in complex digital environments.
ATMEGA329A-MU Features
This microcontroller offers numerous features essential for modern electronic systems, including: - Advanced RISC Architecture with 131 powerful instructions - Up to 20 MIPS throughput at 20 MHz - On-chip analog comparator - Programmable watchdog timer with separate on-chip oscillator - SPI, USART, and TWI interfaces for serial communications - Six-channel 10-bit A/D converter - Extensive interrupt capability - Power-save mode for enhanced power efficiency
ATMEGA329A-MU Applications
- Automotive Systems: Utilizes its high-speed processing capabilities and robust I/O options to manage engine functions, sensor integrations, and in-vehicle networking.
- Home Automation Devices: Employs its flexible interfacing and low power consumption to enhance the intelligence and connectivity of smart home ecosystems like lighting systems and security sensors.
- Industrial Automation: Leverages its extensive interrupt system and robust timer/counters to provide precise control and reliable operation in automated production lines and industrial equipment.
- Consumer Electronics: Supports advanced user interfaces and multimedia experiences in devices such as portable audio players and digital cameras.
- Medical Devices: Ideal for small-scale medical applications requiring reliable data acquisition, precise motor control, and connectivity, enhancing device functionality and patient safety.
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