Microchip Technology ATMEGA325-16MUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.87 | $5.87 |
| 15+ | $5.69 | $85.35 |
| 25+ | $5.56 | $139.00 |
| 50+ | $5.25 | $262.50 |
| 100+ | $4.64 | $464.00 |
| N+ | $0.93 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATmega |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 16MHz |
| 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 ATMEGA325-16MUR is a high-performance 8-bit AVR microcontroller from Microchip Technology, operating at up to 16 MHz. It supports a supply voltage range of 2.7V to 5.5V, making it flexible for various power environments. The device features 32KB of flash memory and 2KB of SRAM, along with peripherals such as PWM, brown-out detection, and a watchdog timer. Housed in a 64-pin VFQFN package with an exposed pad for improved thermal performance, it is designed for space-constrained applications. Its operating temperature range of -40°C to 85°C ensures dependable operation in industrial and automotive settings.
- High I/O count: 64-pin package provides ample GPIOs for complex interfacing.
- Wide voltage range: 2.7V to 5.5V supports both battery and regulated supplies.
- Large flash: 32KB enables sophisticated applications with data logging.
- Thermal efficiency: Exposed pad enhances heat dissipation for reliable operation.
- Proven AVR core: Extensive ecosystem and code examples accelerate development.
Automotive Control Modules
The 64-pin package and 5.5V operation make it suitable for engine control or dashboard electronics, with robust protection features.
Industrial Display Systems
With 32KB flash, it can drive graphical LCDs and handle user input in HMI panels.
Smart Grid Meters
The AVR core's efficiency and wide voltage range support accurate energy metering in harsh grid environments.
Robotics Controllers
Multiple PWM channels allow precise servo and motor control for educational or hobby robots.
Medical Monitoring Devices
Its reliability and temperature range make it suitable for patient monitors and diagnostic equipment.
Building Automation
It can manage HVAC systems, lighting, and security sensors with its rich I/O and timer peripherals.
- Q: What is the core of the ATMEGA325-16MUR?
- A: It uses the AVR core, running at up to 16 MHz.
- Q: What is the supply voltage range?
- A: It operates from 2.7V to 5.5V, suitable for 3.3V and 5V systems.
- Q: How much flash and RAM does it have?
- A: It has 32KB flash and 2KB SRAM.
- Q: What package is available?
- A: It comes in a 64-pin VFQFN exposed pad package.
- Q: Does it support PWM and WDT?
- A: Yes, it includes PWM, watchdog timer, brown-out detection, and POR.
- Q: What is the core of the ATMEGA325-16MUR?
- A: It uses the AVR core, running at up to 16 MHz.
- Q: What is the supply voltage range?
- A: It operates from 2.7V to 5.5V, suitable for 3.3V and 5V systems.
- Q: How much flash and RAM does it have?
- A: It has 32KB flash and 2KB SRAM.
- Q: What package is available?
- A: It comes in a 64-pin VFQFN exposed pad package.
- Q: Does it support PWM and WDT?
- A: Yes, it includes PWM, watchdog timer, brown-out detection, and POR.

ATMEGA325-16MUR.pdf