The AVR ATmega microcontroller is a high-performance device that operates at a frequency of 20 megahertz. It features 4 kilobytes of flash memory and 23 input/output pins, making it suitable for a wide range of applications. The device is designed to operate within a temperature range of -40 degrees Celsius to 85 degrees Celsius and is available in a surface mount VQFN package. The ATmega microcontroller is RoHS compliant and includes a range of peripherals, including brown-out detect/reset, power-on reset, pulse-width modulation, and a watchdog timer. It can be interfaced with other devices using I2C, SPI, UART, and USART protocols.
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| Package/Case | VQFN |
| Core Architecture | AVR |
| Frequency | 20MHz |
| Interface | I2C, SPI, UART, USART |
| Max Operating Temperature | 85°C |
| Memory Size | 4KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 1.8V |
| Mount | Surface Mount |
| Number of I/Os | 23 |
| Oscillator Type | Internal |
| Packaging | Cut Tape |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| RAM Size | 512B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | AVR® ATmega |
| RoHS | Compliant |
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