ATMEGA325A-AUR
- Mfr.Part #
- ATMEGA325A-AUR
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 64TQFP
- Stock
- 6,522
- In Stock :
- 6,522
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Memory Type :
- FLASH, OTP
- Power Supplies :
- 2/5V
- Width :
- 14 mm
- Number of Terminals :
- 64
- Number of Pins :
- 64
- Core Size :
- 8-Bit
- Reach Compliance Code :
- Compliant
- Supply Voltage-Max (Vsup) :
- 5.5V
- Product :
- MCU
- Operating Temperature :
- -40°C~85°C TA
- Package Shape :
- Square
- Supplier Device Package :
- 64-TQFP (14x14)
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Mounting Type :
- Surface Mount
- Oscillator Type :
- Internal
- Number of I/O Lines :
- 54
- Supply Voltage-Min (Vsup) :
- 4.5V
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Product Status :
- Active
- Has ADC :
- yes
- Data Bus Width :
- 8B
- RAM Size :
- 2K x 8
- Number of I/O :
- 54
- Data Converters :
- A/D 8x10b
- Interface :
- SPI, UART, USART
- Memory Size :
- 768B
- Number of Terminations :
- 64
- Height Seated (Max) :
- 1.2mm
- DMA Channels :
- No
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Supply Voltage :
- 5V
- Data Converter :
- A/D 8x10b
- Number of Timers/Counters :
- 3
- Product Category :
- 8-bit Microcontrollers - MCU
- Factory Lead Time :
- 1 Weeks
- Watchdog Timer :
- yes
- Speed :
- 20 MHz
- ROM (words) :
- 16384
- Contact Plating :
- Tin
- Mounting Style :
- SMD/SMT
- CPU Family :
- AVR RISC
- Bit Size :
- 8
- Brand :
- Microchip Technology
- Terminal Position :
- QUAD
- Program Memory Size :
- 32KB 16K x 16
- Base Part Number :
- ATMEGA325A
- PWM Channels :
- yes
- Packaging :
- Tape and Reel (TR)
- Package / Case :
- 64-TQFP
- Terminal Pitch :
- 0.8mm
- Published :
- 1997
- Seated Height-Max :
- 1.2 mm
- Mount :
- Surface Mount
- Qualification Status :
- Not Qualified
- ROM Programmability :
- Flash
- Core Processor :
- AVR
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- EEPROM Size :
- 1K x 8
- Surface Mount :
- yes
- Temperature Grade :
- Industrial
- Program Memory Type :
- Flash
- RAM (bytes) :
- 2048
- RoHS Status :
- ROHS3 Compliant
- Base Product Number :
- ATMEGA325
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- JESD-30 Code :
- S-PQFP-G64
- Length :
- 14mm
- Manufacturer :
- Microchip
- Series :
- AVR® ATmega
- Tradename :
- AVR
- Pbfree Code :
- yes
- Terminal Form :
- Gull wing
- DAC Channels :
- No
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Product Type :
- 8-bit Microcontrollers - MCU
- Connectivity :
- SPI, UART/USART, USI
- Frequency :
- 4MHz
- RoHS :
- Details
- Datasheets
- ATMEGA325A-AUR

Microcontrollers Microchip Technology ATMEGA325A-AUR Overview
The Microcontrollers Microchip Technology ATMEGA325A-AUR is a robust 8-bit microcontroller that combines efficiency with functionality, tailored for advanced control systems. Engineered by Microchip Technology, this MCU harnesses a powerful AVR architecture, making it ideal for developers focusing on multitasking environments where reliability and performance are paramount. Its 32KB of flash memory provides ample space for application code and data storage, making it exceptionally versatile in complex embedded systems.
ATMEGA325A-AUR Features
This microcontroller includes several features that enhance its adaptability and performance in various applications:
- High-performance 8-bit AVR Microcontroller: Ensures fast processing and response times in demanding applications.
- 32KB ISP Flash Memory: Ample space for application code, which can be updated in-system.
- 1KB EEPROM: For storing critical data that must be preserved between resets.
- 2KB SRAM: Provides volatile memory for rapid data manipulation.
- 64-pin TQFP Package: Offers a compact footprint for space-sensitive applications.
- Extensive Peripheral Set: Includes USART, SPI, and I2C interfaces for full scalability.
- Up to 20 MHz Operating Frequency: Delivers robust processing capabilities for high-speed operations.
ATMEGA325A-AUR Applications
- Industrial Control Systems: This MCU’s robust I/O capabilities and fast processing make it suitable for managing automated machinery and process controls in industrial environments.
- Consumer Electronics: Its efficient power consumption and powerful MCU features are ideal for enhancing user interfaces and functionality in devices like smart home appliances and wearable technology.
- Automotive Applications: The ATMEGA325A-AUR’s reliability and adaptability make it an excellent choice for automotive computing systems, handling everything from engine management to in-car entertainment.
- Healthcare Devices: Utilized in medical monitoring systems, this microcontroller ensures the accuracy and real-time data processing necessary for critical healthcare equipment.
- Communication Systems: Supports complex communication protocols, ideal for implementing in systems requiring reliable data exchange and connectivity features.
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