We flip the logic board over to the reverse side and keep scouring:

Making a second appearance, SK Hynix H9CCNNNBJTMLAR-NUD LPDDR3 high-speed synchronous DRAM

Texas Instruments SN650839 (as seen in the 2016 Retina MacBook) Skylake CPU power management

2x Texas Instruments CD3215B03 USB type-C controller

Winbond W25Q64FV 64 Mb serial NOR flash memory

Texas Instruments TM4EA231 system management controller

Cirrus Logic CS42L63A Audio Codec

Intersil ISL95828HRTZ Intel CPU PWM controller