Microchip Technology ATMEGA4809-AUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.67 | $1.67 |
| 15+ | $1.62 | $24.30 |
| 25+ | $1.58 | $39.50 |
| 50+ | $1.50 | $75.00 |
| 100+ | $1.32 | $132.00 |
| N+ | $0.26 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | megaAVR® 0, Functional Safety (FuSa) |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 20MHz |
| Connectivity | I2C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 41 |
| Program Memory Size | 48KB (24K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| RAM Size | 6K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Data Converters | A/D 16x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-TQFP (7x7) |
| Package / Case | 48-TQFP |
| ROHS |
The Microchip ATMEGA4809-AUR is a high-capacity 8-bit AVR microcontroller in a 48-pin TQFP package. It features 48KB of flash memory and 6KB of SRAM, running at speeds up to 20MHz. With a supply voltage of 1.8V to 5.5V, it integrates brown-out detection, power-on reset, PWM, and a watchdog timer. This MCU is designed for complex embedded systems requiring substantial memory and I/O.
- High Memory Capacity: 48KB flash and 6KB SRAM for data-intensive applications.
- Extensive I/O: 48-pin TQFP provides numerous GPIOs for peripheral integration.
- Fast Processing: 20MHz clock speed for real-time tasks.
- Comprehensive Protection: BOD, POR, and WDT ensure system stability.
Industrial Automation Controllers
The 48KB flash and 6KB RAM provide ample space for complex control loops, while the 48-pin TQFP offers numerous I/O for interfacing with sensors and actuators.
Robotics
With 20MHz speed and rich PWM capabilities, it can drive multiple servo motors and read encoder feedback simultaneously.
Smart Grid Meters
Its wide voltage range and robust feature set make it suitable for energy metering applications that require reliable operation over long periods.
Medical Monitoring Devices
The large memory supports data logging and signal processing algorithms for patient monitors, operating within the -40°C to 85°C range.
Advanced HMI Panels
The 48-pin package allows for direct LCD interfacing and keypad scanning, making it a strong candidate for user interface modules.
- Q: What is the memory size of the ATMEGA4809-AUR?
- A: It has 48KB of flash memory and 6KB of SRAM.
- Q: What is the maximum clock speed?
- A: It operates at up to 20MHz.
- Q: What package is this available in?
- A: It comes in a 48-pin TQFP package.
- Q: Does it support PWM?
- A: Yes, it includes multiple PWM channels.
- Q: What is the memory size of the ATMEGA4809-AUR?
- A: It has 48KB of flash memory and 6KB of SRAM.
- Q: What is the maximum clock speed?
- A: It operates at up to 20MHz.
- Q: What package is this available in?
- A: It comes in a 48-pin TQFP package.
- Q: Does it support PWM?
- A: Yes, it includes multiple PWM channels.

ATMEGA4809-AUR.pdf