ATMEGA325PA-MU
- Mfr.Part #
- ATMEGA325PA-MU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 64QFN
- Stock
- 16,372
- In Stock :
- 16,372
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Program Memory Size :
- 32KB 16K x 16
- Speed :
- 20MHz
- Product :
- MCU
- Terminal Pitch :
- 0.5mm
- Package / Case :
- 64-VFQFN Exposed Pad
- Contact Plating :
- Gold
- Terminal Position :
- QUAD
- Width :
- 9 mm
- RoHS :
- Details
- Base Product Number :
- ATMEGA325
- Product Category :
- 8-bit Microcontrollers - MCU
- Packaging :
- Tray
- Tradename :
- AVR
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Supply Voltage :
- 5V
- Temperature Grade :
- Industrial
- Operating Temperature :
- -40°C~85°C TA
- Interfaces :
- SPI/USART
- Terminal Form :
- NO LEAD
- Frequency :
- 20MHz
- Package Shape :
- Square
- Oscillator Type :
- Internal
- Qualification Status :
- Not Qualified
- Surface Mount :
- yes
- EEPROM Size :
- 1K x 8
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Product Status :
- Active
- PWM Channels :
- yes
- JESD-30 Code :
- S-PQCC-N64
- Mounting Style :
- SMD/SMT
- RoHS Status :
- ROHS3 Compliant
- Memory Size :
- 32kB
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of Timers/Counters :
- 3
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Series :
- AVR® ATmega
- Reach Compliance Code :
- Compliant
- Brand :
- Microchip Technology / Atmel
- Package :
- Tray
- DMA Channels :
- No
- ROM (words) :
- 16384
- Bit Size :
- 8
- Length :
- 9mm
- Product Type :
- 8-bit Microcontrollers - MCU
- Number of Pins :
- 64
- Connectivity :
- SPI, UART/USART, USI
- Number of I/O :
- 54
- MSL :
- MSL 1 - Unlimited
- Power Supplies :
- 3/5 V
- Published :
- 1997
- Watchdog Timer :
- yes
- Seated Height-Max :
- 1 mm
- Base Part Number :
- ATMEGA325PA
- Mount :
- Surface Mount
- Data Bus Width :
- 8B
- Device Core :
- AVR
- Supplier Device Package :
- 64-QFN (9x9)
- Program Memory Type :
- Flash
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Supply Voltage-Max (Vsup) :
- 5.5V
- Core Processor :
- AVR
- Supply Voltage-Min (Vsup) :
- 4.5V
- ROM Programmability :
- Flash
- Number of Terminals :
- 64
- Number of Terminations :
- 64
- DAC Channels :
- No
- Manufacturer :
- Microchip
- Data Converter :
- A/D 8x10b
- Factory Lead Time :
- 7 Weeks
- RAM Size :
- 2K x 8
- RAM (bytes) :
- 2048
- Mounting Type :
- Surface Mount
- Interface :
- SPI, UART, USART
- Number of I/O Lines :
- 54
- Qualification :
- -
- Core Size :
- 8-Bit
- Data Converters :
- A/D 8x10b
- CPU Family :
- AVR RISC
- Height Seated (Max) :
- 1mm
- Has ADC :
- yes
- Pbfree Code :
- yes
- Datasheets
- ATMEGA325PA-MU

Microcontrollers Microchip Technology ATMEGA325PA-MU Overview
The Microcontrollers Microchip Technology ATMEGA325PA-MU is a high-performance, low-power 8-bit AVR RISC-based microcontroller combining 32KB ISP flash memory with read-while-write capabilities, 1KB EEPROM, 2KB SRAM, 54/69 general purpose I/O lines, 32 general purpose working registers, three flexible timer/counters with compare modes, internal and external interrupts, serial programmable USART, a byte-oriented 2-wire serial interface, SPI serial port, a 6-channel 10-bit A/D converter (eight channels in TQFP and QFN/MLF packages), programmable watchdog timer with internal oscillator, and five software selectable power saving modes. This microcontroller is designed to offer a highly flexible and cost-effective solution for managing complex digital and analog inputs/outputs, suitable for a wide range of applications.
ATMEGA325PA-MU Features
This microcontroller features an advanced RISC architecture, 32KB of programmable flash memory, and a wide range of peripheral features. It supports up to 20 MIPS throughput at 20MHz, which provides the power needed for complex tasks, while maintaining power efficiency with multiple power-save modes. Additionally, its robust I/O capability, enhanced USART facilities, and real-time counter functionalities make it an adaptable solution for advanced digital control systems.
ATMEGA325PA-MU Applications
- Consumer Electronics: Used in devices like smart home gadgets, where it controls and processes signals from various sensors and actuators, ensuring smooth and efficient operation.
- Automotive Applications: Ideal for use in automotive systems, such as dashboard controllers or diagnostic tools, where reliability and real-time performance are critical.
- Industrial Automation: Implements control systems and sensors in factory lines, improving automation efficiency and precision.
- Medical Devices: Can be applied in medical monitoring devices, where precise data handling and processing are necessary for patient care.
- Communication Systems: Serves as a critical component in communication devices, facilitating data transmission and reception with its advanced serial communication capabilities.
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