Datasheet

Downloads
Files
EagleCAD files for both 3V and 5V 32u4 ItsyBitsy's (https://adafru.it/BkS)
Fritzing files for both types in the Adafruit Fritzing library (https://adafru.it/aP3)
Bootloaders
https://adafru.it/Apx
https://adafru.it/Apx
https://adafru.it/Apy
https://adafru.it/Apy
ItsyBitsy 3V
Schematic & Fabrication print
The 3.3V schematic regulator should be AP2112K-3.3
© Adafruit Industries https://learn.adafruit.com/introducting-itsy-bitsy-32u4 Page 20 of 22