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Specifications of the microcontroller used in Arduino Uno
Arduino Uno uses ATmega328P as the microcontroller. Its specifications are given below −
| Operating Voltage | 2.7-5.5V |
| Temperature Range( C) | -40 to 85 |
| Number of Pins | 32 |
| Programmable I/O pins | 23 |
| Number of PWM Pins | 6 |
| ADC | 8 channel, 10-bit resolution |
| Flash Memory | 32 kB |
| SRAM | 2 kB |
| EEPROM | 1 kB |
| Flash Read/Write Cycles | 10000 |
| EEPROM Read/Write Cycles | 100000 |
| UART | 1 |
| SPI | 2 |
| I2C | 1 |
| Timers | 2 8-bit timers and 1 16-bit timer |
| Real Time Counter | Yes |
| Throughput | Up to 16 MIPS at 16 MHz |
Additionally, you can get information on the current and power consumption of ATmega328P here.
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