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