| Controller Family/Series | ATmega |
| CPU Speed | 20MHz |
| Program Memory Size | 32KB |
| RAM Memory Size | 2KB |
| No. of Pins | 28Pins |
| MCU Case Style | DIP |
| No. of I/O's | 23I/O's |
| Embedded Interface Type | I2C, SPI, USART |
| Supply Voltage Min | 1.8V |
| Supply Voltage Max | 5.5V |
| Packaging | Each |
| Product Range | 8-bit ATmega Microcontrollers |
| Automotive Qualification Standard | - |
| MSL | MSL 1 - Unlimited |
| SVHC | No SVHC (07-Jul-2017) |
| Accessory Type | Pre-Programmed IC |
| EEPROM Memory Size | 1KB |
| Features | ATmega328 MCU IC with Arduino UNO Bootloader Pre-programed |
| For Use With | Arduino UNO Based Circuits |
| MPU Core Size | 8bit |
| No. of PWM Channels | 6 |
| No. of Timers | 3 |
| Operating Temperature Max | 85°C |
| Operating Temperature Min | -40°C |
| Operating Temperature Range | -40°C to +85°C |
| Oscillator Type | External, Internal |
| Peripherals | ADC, PWM, RTC, Timer |
| Supply Voltage Range | 1.8V to 5.5V |