ATMEGA325-16AU
- Mfr.Part #
- ATMEGA325-16AU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 64TQFP
- Stock
- 9
- In Stock :
- 9
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Number of I/O Lines :
- 54
- Maximum Operating Temperature :
- +85 °C
- Number of I/O :
- 54
- Access Time :
- 16 μs
- REACH SVHC :
- No SVHC
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 8 MHZ
- Qualification Status :
- Not Qualified
- Product Type :
- 8-bit Microcontrollers - MCU
- ROM Programmability :
- Flash
- Package Shape :
- Square
- Product :
- MCU
- JESD-609 Code :
- e3
- Package :
- Tray
- Package Type :
- TQFP
- ROM (words) :
- 16384
- Width :
- 14.1mm
- Memory Size :
- 32kB
- Manufacturer :
- Microchip
- Number of Inputs :
- 53
- Surface Mount :
- yes
- Mount :
- Surface Mount
- Termination :
- SMD/SMT
- Mounting Type :
- Surface Mount
- Number of Timers/Counters :
- 3
- PWM Channels :
- yes
- Number of Terminations :
- 64
- Terminal Form :
- Gull wing
- Number of Terminals :
- 64
- Number of SPI Channels :
- 2
- Terminal Pitch :
- 0.8 mm
- Series :
- AVR® ATmega
- Dimensions :
- 14.1 x 14.1 x 1.05mm
- Watchdog Timer :
- yes
- Base Product Number :
- ATMEGA325
- Core Processor :
- AVR
- CPU Family :
- AVR RISC
- Factory Lead Time :
- 7 Weeks
- Interface :
- SPI, UART, USART
- Peak Reflow Temperature (Cel) :
- 260
- Core Size :
- 8-Bit
- Seated Height-Max :
- 1.2 mm
- Supply Current-Max :
- 3 mA
- Product Category :
- 8-bit Microcontrollers - MCU
- Pbfree Code :
- yes
- Instruction Set Architecture :
- RISC
- Speed :
- 16MHz
- Connectivity :
- SPI, UART/USART, USI
- RoHS :
- Details
- Tradename :
- AVR
- Minimum Operating Temperature :
- -40 °C
- Supply Voltage :
- 5V
- Reach Compliance Code :
- Compliant
- Number of PWM Channels :
- 4
- Mounting Style :
- SMD/SMT
- Family Name :
- ATMEGA325
- Frequency :
- 16MHz
- Operating Temperature :
- -40°C~85°C TA
- Density :
- 256 kb
- Memory Type :
- EEPROM, FLASH
- Base Part Number :
- ATMEGA325
- Bit Size :
- 8
- Published :
- 2011
- EEPROM Size :
- 1K x 8
- Program Memory Type :
- Flash
- Lead Free :
- Lead Free
- Length :
- 14.1mm
- Number of I/Os :
- 54 I/O
- Has ADC :
- yes
- Interfaces :
- SPI/USART/USI
- Supply Voltage-Max (Vsup) :
- 5.5V
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Package / Case :
- 64-TQFP
- Oscillator Type :
- Internal
- Temperature Grade :
- Industrial
- Radiation Hardening :
- No
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Height :
- 1.05mm
- Interface Type :
- JTAG, USART, SPI, USI
- DAC Resolution :
- -
- JESD-30 Code :
- S-PQFP-G64
- Pin Count :
- 64
- Program Memory Size :
- 32KB 16K x 16
- Data Bus Width :
- 8B
- Terminal Position :
- QUAD
- Power Supplies :
- 3/5 V
- DAC Channels :
- No
- Product Status :
- Active
- RoHS Status :
- ROHS3 Compliant
- DMA Channels :
- No
- Data Converters :
- A/D 8x10b
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Terminal Finish :
- Matte Tin (Sn)
- Supplier Device Package :
- 64-TQFP (14x14)
- RAM (bytes) :
- 2048
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Data Converter :
- A/D 8x10b
- Contact Plating :
- Tin
- Number of ADC Channels :
- 8
- RAM Size :
- 2K x 8
- Packaging :
- Tray
- Number of I2C Channels :
- 1
- Device Core :
- AVR
- Number of Pins :
- 64
- Typical Operating Supply Voltage :
- 2.7 → 5.5 V
- Brand :
- Microchip Technology / Atmel
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Datasheets
- ATMEGA325-16AU
ATMEGA325-16AU Documents

Microcontrollers Microchip Technology ATMEGA325-16AU Overview
The Microcontrollers Microchip Technology ATMEGA325-16AU is a robust and versatile 8-bit microcontroller that serves as a foundational element in a broad range of applications. Engineered by Microchip Technology, this MCU leverages advanced RISC architecture to provide a highly efficient, low-power solution for complex digital control systems. It features 32KB of in-system programmable flash, making it ideal for iterative developments and updates. Its compatibility and performance parameters are designed to meet the demanding needs of modern embedded systems, making it a prime choice for developers looking to optimize operational efficiency and reliability.
ATMEGA325-16AU Features
- 8-bit AVR Microcontroller
- 32KB ISP Flash Memory
- 64-TQFP Package
- 16 MHz Max Clock Frequency
- Extensive Peripheral Set Including USART, SPI, and TWI
- Two 8-bit Timer/Counters and Two 16-bit Timer/Counter
- Six PWM Channels
- 10-bit ADC with 8 Channels
- Programmable Watchdog Timer with Internal Oscillator
- Up to 1000 EEPROM Write/Erase Cycles
ATMEGA325-16AU Applications
- Smart Home Devices: Utilizes its ADC and PWM capabilities for sensor integration and system controls.
- Industrial Automation: Powers complex control systems, enhancing operational efficiency with its robust I/O capabilities.
- Automotive Applications: Employed in vehicle control systems for performance monitoring and safety enhancements.
- Consumer Electronics: Drives user interfaces and connectivity solutions in devices like remote controls and gaming consoles.
- Healthcare Equipment: Facilitates monitoring and diagnostic functionalities in medical devices.
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