Microchip Technology ATMEGA3250-16AUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $6.18 | $6.18 |
| 15+ | $5.99 | $89.85 |
| 25+ | $5.86 | $146.50 |
| 50+ | $5.53 | $276.50 |
| 100+ | $4.88 | $488.00 |
| N+ | $0.98 | 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 | 69 |
| 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 | 100-TQFP (14x14) |
| Package / Case | 100-TQFP |
| ROHS |
The ATMEGA3250-16AUR from Microchip is a versatile 8-bit AVR microcontroller with 32KB flash and 2KB RAM. Operating at up to 16MHz, it provides a balanced performance for cost-sensitive applications. Its supply voltage range of 2.7V to 5.5V ensures compatibility with both 3.3V and 5V logic. The 100-TQFP package offers abundant I/O pins, making it suitable for complex interfacing. With features like brown-out detect, POR, PWM, and WDT, it delivers reliable operation in industrial and consumer environments.
- Wide Voltage Range (2.7V-5.5V): Simplifies power supply design, supporting both 3.3V and 5V systems.
- High I/O Count (100-TQFP): Provides ample pins for parallel interfaces and multiple peripherals.
- Low Power Consumption: Ideal for battery-powered devices with sleep modes.
- Mature AVR Architecture: Extensive documentation and community support reduce development time.
- Robust Protection: Includes brown-out detect and watchdog timer for fail-safe operation.
Industrial Automation
The 100-pin package provides many I/O lines for controlling sensors and actuators. Its 16MHz speed and 32KB flash handle moderate complexity logic.
Home Appliances
With 2.7V-5.5V operation, it interfaces directly with relays and displays. The PWM outputs control motor speeds in washing machines and fans.
Medical Monitoring Devices
Low power consumption and wide voltage range suit battery-operated patient monitors. The AVR core is easy to program for reliable data logging.
Building Automation
Multiple UARTs and I2C interfaces connect to sensors and communication modules. The 100-TQFP package allows compact PCB layouts for HVAC controllers.
Test and Measurement
High I/O count enables parallel data acquisition. The brown-out detect and WDT ensure stable operation in lab equipment.
Educational Kits
Its simplicity and large pin count make it ideal for teaching embedded systems. The 5V compatibility simplifies breadboard prototyping.
- Q: What is the core of ATMEGA3250-16AUR?
- A: It uses an 8-bit AVR core running at up to 16MHz.
- Q: What is the supply voltage range?
- A: It operates from 2.7V to 5.5V, compatible with 3.3V and 5V systems.
- Q: How much flash and RAM does it have?
- A: It has 32KB flash (16K x 16) and 2KB RAM.
- Q: What package is available?
- A: It comes in a 100-TQFP package, operating from -40°C to 85°C.
- Q: What is the core of ATMEGA3250-16AUR?
- A: It uses an 8-bit AVR core running at up to 16MHz.
- Q: What is the supply voltage range?
- A: It operates from 2.7V to 5.5V, compatible with 3.3V and 5V systems.
- Q: How much flash and RAM does it have?
- A: It has 32KB flash (16K x 16) and 2KB RAM.
- Q: What package is available?
- A: It comes in a 100-TQFP package, operating from -40°C to 85°C.

ATMEGA3250-16AUR.pdf