ATMEGA328-PU - ATmega328 28-Pin 20MHz 32kb AVR Microcontroller

Features

• 28-pin AVR Microcontroller
• Flash Program Memory: 32 kbytes
• EEPROM Data Memory: 1 kbytes
• SRAM Data Memory: 2 kbytes
• I/O Pins: 23
• Timers: Two 8-bit / One 16-bit
• A/D Converter: 10-bit Six Channel
• PWM: Six Channels
• RTC: Yes with Separate Oscillator
• MSSP: SPI and I²C Master and Slave Support
• USART: Yes
• External Oscillator: up to 20MHz