Description
ATMEGA328P is high performance, low power controller from Microchip. ATMEGA328P is an 8-bit microcontroller based on AVR RISC architecture. It is the most popular of all AVR controllers as it is used in ARDUINO boards.
Features
| ATMEGA328P – Simplified Features | |
| CPU | 8-bit AVR |
| Number of Pins | 28 |
| Operating Voltage (V) | +1.8 V TO +5.5V |
| Number of programmable I/O lines | 23 |
| Communication Interface | Master/Slave SPI Serial Interface(17,18,19 PINS) [Can be used for programming this controller] Programmable Serial USART(2,3 PINS) [Can be used for programming this controller] Two-wire Serial Interface(27,28 PINS)[Can be used to connect peripheral devices like Servos, sensors and memory devices] |
| JTAG Interface | Not available |
| ADC Module | 6channels, 10-bit resolution ADC |
| Timer Module | Two 8-bit counters with Separate Prescaler and compare mode, One 16-bit counter with Separate Prescaler,compare mode and capture mode. |
| Analog Comparators | 1(12,13 PINS) |
| DAC Module | Nil |
| PWM channels | 6 |
| External Oscillator | 0-4MHz @ 1.8V to 5.5V 0-10MHz @ 2.7V to 5.5V 0-20MHz @ 4.5V to 5.5V |
| Internal Oscillator | 8MHz Calibrated Internal Oscillator |
| Program Memory Type | Flash |
| Program Memory or Flash memory | 32Kbytes[10000 write/erase cycles] |
| CPU Speed | 1MIPS for 1MHz |
| RAM | 2Kbytes Internal SRAM |
| EEPROM | 1Kbytes EEPROM |
| Watchdog Timer | Programmable Watchdog Timer with Separate On-chipOscillator |
| Program Lock | Yes |
| Power Save Modes | Six Modes[Idle, ADC Noise Reduction, Power-save, Power-down, Standby and Extended Standby] |
| Operating Temperature | -40°C to +105°C(+105 being absolute maximum, -40 being absolute minimum |
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