Microchip Technology ATMEGA325PA-MUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.23 | $5.23 |
| 15+ | $5.06 | $75.90 |
| 25+ | $4.95 | $123.75 |
| 50+ | $4.68 | $234.00 |
| 100+ | $4.13 | $413.00 |
| N+ | $0.83 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATmega |
| Packaging | Cut Tape (CT) | NULL |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 20MHz |
| Connectivity | SPI, UART/USART, USI |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 54 |
| Program Memory Size | 32KB (16K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 1K x 8 |
| RAM Size | 2K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 64-QFN (9x9) |
| Package / Case | 64-VFQFN Exposed Pad |
| ROHS |
The Microchip ATMEGA325PA-MUR is an 8-bit AVR microcontroller in a 64-VFQFN package. It features 32KB flash, 2KB SRAM, and operates at 20MHz with 2.7V-5.5V supply. Integrated brown-out detection, POR, PWM, and WDT ensure dependable operation in embedded control applications.
- 20MHz AVR performance: Delivers high throughput for real-time tasks.
- Wide voltage range (2.7V-5.5V): Flexible for various power architectures.
- Compact 64-VFQFN package: Saves board space in space-constrained designs.
- Integrated safety features: Brown-out reset and WDT improve system reliability.
Embedded Sensor Nodes
The 20MHz AVR core with 32KB flash and 2KB RAM efficiently processes sensor data in IoT edge devices.
Motor Control Systems
PWM channels and WDT support brushless DC motor control in consumer and industrial equipment.
Battery-Powered Instruments
Low-power sleep modes and 2.7V operation extend battery life in handheld meters.
Automotive Aftermarket Modules
The -40°C to 85°C range and robust reset circuitry suit car alarm and telematics add-ons.
Human-Machine Interfaces
With 64 pins, it can drive LED matrices and read keypads for control panels.
Data Logging Systems
32KB program memory and SPI/I2C interfaces enable reliable data storage and retrieval.
- Q: What is the supply voltage range?
- A: It operates from 2.7V to 5.5V, compatible with 3.3V and 5V systems.
- Q: What is the package type?
- A: The device is available in a 64-VFQFN exposed pad package.
- Q: What is the maximum clock speed?
- A: The AVR core runs at up to 20MHz.
- Q: Does it have brown-out detection?
- A: Yes, it includes Brown-out Detect/Reset, POR, PWM, and WDT.
- Q: What is the supply voltage range?
- A: It operates from 2.7V to 5.5V, compatible with 3.3V and 5V systems.
- Q: What is the package type?
- A: The device is available in a 64-VFQFN exposed pad package.
- Q: What is the maximum clock speed?
- A: The AVR core runs at up to 20MHz.
- Q: Does it have brown-out detection?
- A: Yes, it includes Brown-out Detect/Reset, POR, PWM, and WDT.

ATMEGA325PA-MUR.pdf