The design of the Air 2's Touch ID sensor cable closely resembles that of the new generation of iPhones.
With the home button removed, we discover a single IC on the home button assembly:
NXP Semiconductors 8416A1 Touch ID Sensor
Further inspection reveals even more ICs on the front panel assembly:
Parade Technologies DP675 LCD Driver
Texas Instruments TPS65143A LCD Bias Solution For LCD Panels
crwdns2944171:0crwdnd2944171:0crwdnd2944171:0crwdnd2944171:0crwdne2944171:0
crwdns2931507:0crwdne2931507:0
crwdns2931509:0crwdne2931509:0
crwdns2931511:0crwdne2931511:0
crwdns2931513:0crwdne2931513:0
crwdns2931515:0crwdne2931515:0
crwdns2931517:0crwdne2931517:0
crwdns2931519:0crwdne2931519:0
crwdns2931521:0crwdne2931521:0
crwdns2931523:0crwdne2931523:0
crwdns2931525:0crwdne2931525:0
