ATMEGA2561-16AU - ATmega2561 64-Pin 16MHz 256kB AVR Microcontroller

Features

• 64-pin AVR Microcontroller
• Flash Program Memory: 256 kbytes
• EEPROM Data Memory: 4 kbytes
• SRAM Data Memory: 8 kbytes
• I/O Pins: 54
• Timers: Two 8-bit / Four 16-bit
• A/D Converter: 10-bit Eight Channel
• PWM: Six Channels
• RTC: Yes with Separate Oscillator
• MSSP: SPI and I²C Master and Slave Support
• USART: Yes Two Channels
• External Oscillator: up to 16MHz