ATMEGA325PA-AU
- Mfr.Part #
- ATMEGA325PA-AU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 64TQFP
- Stock
- 1,233
- In Stock :
- 1,233
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- CPU Family :
- AVR RISC
- Power Supplies :
- 3/5 V
- Radiation Hardening :
- No
- Has ADC :
- yes
- Number of I/O :
- 54
- ROM Programmability :
- Flash
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Pitch :
- 0.8 mm
- Package :
- Tray
- Connectivity :
- SPI, UART/USART, USI
- Product Type :
- 8-bit Microcontrollers - MCU
- Program Memory Size :
- 32KB 16K x 16
- Terminal Position :
- QUAD
- Number of I/Os :
- 54 I/O
- EEPROM Size :
- 1K x 8
- Frequency :
- 20MHz
- Seated Height-Max :
- 1.2 mm
- Packaging :
- Tray
- Supply Voltage-Max (Vsup) :
- 5.5V
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Terminal Form :
- Gull wing
- Package / Case :
- 64-TQFP
- Number of ADC Channels :
- 8
- Device Core :
- AVR
- Mounting Type :
- Surface Mount
- Maximum Operating Temperature :
- + 85 C
- Brand :
- Microchip Technology / Atmel
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Series :
- AVR® ATmega
- RAM Size :
- 2K x 8
- Mounting Style :
- SMD/SMT
- DMA Channels :
- No
- Tradename :
- AVR
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Interfaces :
- SPI/USART
- Core Processor :
- AVR
- Program Memory Type :
- Flash
- Number of Terminals :
- 64
- Pbfree Code :
- yes
- Mount :
- Surface Mount
- Product :
- MCU
- Operating Temperature :
- -40°C~85°C TA
- Number of I2C Channels :
- 1
- Number of Pins :
- 64
- Core Size :
- 8-Bit
- Manufacturer :
- Microchip
- Data Converters :
- A/D 8x10b
- Number of Terminations :
- 64
- Package Shape :
- Square
- Surface Mount :
- yes
- Watchdog Timer :
- yes
- Data Converter :
- A/D 8x10b
- RoHS :
- Details
- ROM (words) :
- 16384
- DAC Channels :
- No
- RoHS Status :
- ROHS3 Compliant
- Data Bus Width :
- 8B
- JESD-609 Code :
- e3
- Interface :
- SPI, UART, USART
- Published :
- 1997
- PWM Channels :
- yes
- Memory Size :
- 32kB
- Product Category :
- 8-bit Microcontrollers - MCU
- Product Status :
- Active
- Factory Lead Time :
- 7 Weeks
- Minimum Operating Temperature :
- - 40 C
- Speed :
- 20MHz
- REACH SVHC :
- No SVHC
- Reach Compliance Code :
- Compliant
- Supplier Device Package :
- 64-TQFP (14x14)
- Temperature Grade :
- Industrial
- Length :
- 14.1mm
- Base Part Number :
- ATMEGA325PA
- JESD-30 Code :
- S-PQFP-G64
- Oscillator Type :
- Internal
- Interface Type :
- JTAG, SPI, USART
- Number of Timers/Counters :
- 3
- Number of I/O Lines :
- 54
- Number of PWM Channels :
- 4
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Supply Voltage :
- 5V
- Width :
- 14.1mm
- Bit Size :
- 8
- Number of SPI Channels :
- 2
- Height :
- 1.05mm
- RAM (bytes) :
- 2048
- Base Product Number :
- ATMEGA325
- Qualification Status :
- Not Qualified
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Terminal Finish :
- Matte Tin (Sn)
- Datasheets
- ATMEGA325PA-AU
ATMEGA325PA-AU Documents

Microcontrollers Microchip Technology ATMEGA325PA-AU Overview
The Microcontrollers Microchip Technology ATMEGA325PA-AU is a highly versatile and powerful microcontroller that serves as the brain behind an extensive range of applications requiring efficient, low-power, and high-performance microprocessing. This integrated circuit is engineered by Microchip Technology, a leader in microcontroller innovation, ensuring reliability and cutting-edge technology. Featuring a robust 8-bit AVR processor, the ATMEGA325PA-AU offers 32KB of flash memory and operates across a wide voltage range, making it ideal for sophisticated embedded systems. Its compact 64-TQFP package is designed for streamlined integration into various hardware setups.
ATMEGA325PA-AU Features
- 8-bit AVR Microcontroller
- 32KB ISP flash memory
- 1.8V to 5.5V operating voltage
- JTAG (Joint Test Action Group) interface for programming and debugging
- High-performance and low-power consumption
- 64-pin TQFP package
- Extensive peripheral set including ADC, PWM, and digital I/O
ATMEGA325PA-AU Applications
- Consumer Electronics: Used in devices like smart appliances, where efficient power management and reliable processing are crucial.
- Industrial Automation: Drives control systems in factories, facilitating real-time decision-making and operational efficiency.
- Automotive: Integral to vehicle systems for enhanced functionality and safety such as sensor management and user interface controls.
- Home Automation Systems: Empowers smart home technologies, including automated lighting, security, and climate control systems.
- Portable Devices: Serves as the core processor in handheld gadgets, ensuring responsive user interactions and prolonged battery life.
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