Microchip Technology ATMEGA3290P-20AUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $7.34 | $7.34 |
| 15+ | $7.11 | $106.65 |
| 25+ | $6.96 | $174.00 |
| 50+ | $6.57 | $328.50 |
| 100+ | $5.80 | $580.00 |
| N+ | $1.16 | 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, 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 ATMEGA3290P-20AUR is an 8-bit AVR microcontroller with a built-in LCD controller, packaged in a 100-TQFP. Running at 20MHz with 32KB flash and 2KB RAM, it is designed for display-centric applications. Its 2.7V-5.5V supply range offers design flexibility for battery or line-powered devices.
- Integrated LCD driver: Eliminates external display ICs, reducing BOM cost.
- High pin count (100-pin): Supports complex I/O and multiple peripherals.
- 20MHz performance: Handles real-time display updates and control tasks.
- Wide voltage range: Works with both 3.3V and 5V systems.
Industrial Panel Meters
The integrated LCD driver and 20MHz AVR core enable real-time display of process variables.
Medical Vital Sign Monitors
Its 2.7V-5.5V range and LCD support are ideal for portable patient monitors.
Home Automation Displays
32KB flash allows complex UI logic for smart thermostats and control panels.
Automotive Dashboard Clusters
High pin count and LCD capability suit aftermarket gauge clusters.
Test Equipment
Multiple I/O and PWM channels support waveform generators and frequency counters.
Point-of-Sale Terminals
LCD interface and robust I/O make it suitable for basic POS keypads and displays.
- Q: What is the maximum speed?
- A: It operates at up to 20MHz.
- Q: What is the supply voltage range?
- A: It supports 2.7V to 5.5V.
- Q: How much flash memory does it have?
- A: It includes 32KB flash and 2KB RAM.
- Q: Does it have an LCD controller?
- A: Yes, it has an integrated LCD driver.
- Q: What package is available?
- A: It comes in a 100-pin TQFP package.
- Q: What is the maximum speed?
- A: It operates at up to 20MHz.
- Q: What is the supply voltage range?
- A: It supports 2.7V to 5.5V.
- Q: How much flash memory does it have?
- A: It includes 32KB flash and 2KB RAM.
- Q: Does it have an LCD controller?
- A: Yes, it has an integrated LCD driver.
- Q: What package is available?
- A: It comes in a 100-pin TQFP package.

ATMEGA3290P-20AUR.pdf