Atmega 32u4-AU TQFP44

This product is a AVR series microcontroller which is produced by Atmel company. TQFP44 SMD is available at the package. This microcontroller has 32KB flash memory, 2.5KB SRAM, 1KB EEPROM memory. Represents USB 2.0 full/low speed support directly. 12 channel 10-bit ADC port and JTAG debug connection is available. Arduino Pro Micro and Fio v3 has this processor.

Datasheet