Additional chips aid in transferring data to and from the devices you connect to the PlayStation:

Sony Interactive Entertainment Inc. CXD90061GG I/O controller (likely)

Winbond W25Q16JV 16 Mb serial flash memory

Panasonic MN864739 HDMI redriver (likely)

Texas Instruments TUSB1044 10 Gbps USB Type-C bi-directional linear redriver

Texas Instruments TPS2001D 2 A USB power switch

These tiny chips help protect the device from harmful electrostatic discharge.