28-TSSOP (0.173, 4.40mm Width) contains it. Temperature regulation to -40°C~85°C TA ensures reliable operation. Using a 1.62V~3.63VV power source should be fine. In total, there are SERIAL IO/COMMUNICATION CONTROLLER, SERIAL ULs/ULCs/Peripheral ICs in this gadget. There is currently a 6mA supply available.
PI7C9X1172CLE Features
PI7C9X1172CLE Applications
There are a lot of Diodes Incorporated PI7C9X1172CLE Controllers Interface ICs applications.