U1

First-generation Ultra Wideband chip, used in iPhone 11 through 14, Apple Watch Series 6-8, AirTag 1st gen, HomePod Mini

1 variant

Spec	U1
Semiconductor Tech
Process node (nm)	16
Release date	2019-09-20

Available in

iPhone 14 Pro Max iPhone iPhone 14 Pro iPhone iPhone 14 Plus iPhone iPhone 14 iPhone iPhone 13 Pro Max iPhone iPhone 13 Pro iPhone iPhone 13 iPhone iPhone 13 mini iPhone iPhone 12 Pro Max iPhone iPhone 12 Pro iPhone iPhone 12 iPhone iPhone 12 mini iPhone iPhone 11 Pro Max iPhone iPhone 11 Pro iPhone iPhone 11 iPhone Apple Watch Series 8 Apple Watch Apple Watch Series 7 Apple Watch Apple Watch Series 6 Apple Watch Apple Watch Ultra Apple Watch Apple Watch SE (2nd generation) Apple Watch HomePod (2nd generation) HomePod HomePod mini HomePod