Microchip: AVR64DD32/28 Data Sheet

The AVR64DD32/28 microcontrollers of the AVR^® DD Family of microcontrollers are using the AVR^® CPU with hardware multiplier running at clock speeds up to 24 MHz, with 64 KB of Flash, 8 KB of SRAM, and 256 bytes of EEPROM. The microcontrollers are available in 28- or 32-pin packages. The AVR DD Family uses the latest technologies from Microchip Technology, with a flexible and low-power architecture, including the Event System, intelligent analog features, and advanced digital peripherals. 

Download this data sheet for an overview of the AVR DD Family and further details on the AVR64DD32/28 devices.