This product is no longer available
We no longer stock ATMega32U4 TQFP, but here are current alternatives in ICs and Microchips.
ATMega32U4 TQFP
Discontinued
The ATMega32U4 is Atmel’s low-power 8-bit AVR RISC-based microcontroller featuring 32KB self-programming flash program memory, 2.5KB SRAM, 1KB EEPROM, USB 2.0 full-speed/low speed device, 12-channel 10-bit A/D-converter, and JTAG interface for on-chip-debug.
This is the same controller that’s used on the Pro Micro and Fio v3.
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