Microchip Technology ATMEGA3290-16AU
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $7.16 | $7.16 |
| 15+ | $6.94 | $104.10 |
| 25+ | $6.79 | $169.75 |
| 50+ | $6.41 | $320.50 |
| 100+ | $5.66 | $566.00 |
| N+ | $1.13 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATmega |
| Packaging | Tray | |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 16MHz |
| Connectivity | SPI, UART/USART, USI |
| Peripherals | Brown-out Detect/Reset, LCD, 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 Microchip ATMEGA3290-16AU is an 8-bit AVR microcontroller operating at 16MHz, providing higher throughput than its low-power sibling. It features 32KB flash and 2KB RAM, with an integrated LCD controller for direct display driving. Operating from 2.7V to 5.5V, it is compatible with standard logic levels. The 100-TQFP package offers extensive I/O for complex applications.
- Higher Speed: 16MHz enables faster data processing and display refresh.
- Integrated LCD: Reduces external components and simplifies design.
- 5V Compatibility: Direct interface with legacy 5V sensors and logic.
- Large I/O Count: 100 pins support many peripherals.
- Mature Ecosystem: Extensive AVR libraries and tools accelerate development.
High-Speed Industrial Displays
16MHz clock enables faster screen updates for production line status panels.
Automotive Dashboard Clusters
With 5V operation and LCD, it can drive simple gauge clusters in vehicles.
Point-of-Sale Terminals
Faster processing improves user interface responsiveness for payment devices.
Medical Device Interfaces
Reliable operation and LCD make it suitable for patient monitors with numeric displays.
Smart Energy Meters
16MHz allows real-time power calculation and LCD readout of consumption.
Consumer Electronics
Ideal for microwave ovens or washing machines with display and control buttons.
- Q: What is the maximum speed?
- A: It runs at 16MHz, double the speed of the -8AU variant, for faster processing.
- Q: What voltage range is supported?
- A: It operates from 2.7V to 5.5V, suitable for 3.3V and 5V systems.
- Q: How much flash and RAM?
- A: It has 32KB flash and 2KB RAM, same as the -8AU version.
- Q: Does it have an LCD controller?
- A: Yes, it includes an integrated LCD driver for direct segment control.
- Q: What package is it?
- A: It comes in a 100-TQFP package.
- Q: What is the maximum speed?
- A: It runs at 16MHz, double the speed of the -8AU variant, for faster processing.
- Q: What voltage range is supported?
- A: It operates from 2.7V to 5.5V, suitable for 3.3V and 5V systems.
- Q: How much flash and RAM?
- A: It has 32KB flash and 2KB RAM, same as the -8AU version.
- Q: Does it have an LCD controller?
- A: Yes, it includes an integrated LCD driver for direct segment control.
- Q: What package is it?
- A: It comes in a 100-TQFP package.

ATMEGA3290-16AU.pdf