On the back of the display, we find some juicy silicon!

2 × Broadcom BCM15900B0 Touch Screen Controller

NXP Semiconductors 8416A1 (NVT8416) Touch ID Sensor

Parade Technologies DP695 Timing Controller

Apple says this is an iteration of the DP665 LCD timing controller found in the iMac Retina 5K, modified to support the display's variable refresh rate.

Texas Instruments TPS65144 (Likely an iteration of the TPS65143A LCD Bias found in the Air 2)

Renesas (formerly Intersil) ISL24879 precision programmable LCD reference voltage generator

Rohm BR24G64NUX-3A 64 KB Serial EEPROM Memory