There is a package called 28-TSSOP (0.173, 4.40mm Width) that contains it, and you can find it there. With its Tube-shaped packaging, it's easy to carry. It should be able to operate on a 1.8V 2.5V 3.3VV power supply. PI7C9X1172 numbers are members of this family. It is operated by 28 pins. Currently, there are 2 channels available on the internet. The device is capable of withstanding a supply voltage of 3.3VV.
PI7C9X1172BLE Features
PI7C9X1172BLE Applications
There are a lot of Diodes Incorporated PI7C9X1172BLE Controllers Interface ICs applications.