PI7C9X1172BLE Overview
It is a part of the 28-TSSOP (0.173, 4.40mm Width) package. This packaging has a Tube-shape, making it convenient to carry around. It should work as long as you use a 1.8V 2.5V 3.3VV power source. This number is part of the PI7C9X1172 family. To operate, 28 pins are required. A number of 2 channels are available at the moment. The supply voltage can be raised to 3.3VV without causing damage.
PI7C9X1172BLE Features

PI7C9X1172BLE Applications
There are a lot of Diodes Incorporated
PI7C9X1172BLE Controllers Interface ICs applications.

Dimmable LED Power Supply
Dimming Control Devices
Commercial LED Lighting
Smart LED Lighting
Portable Appliances
Battery-Operated Devices
Cellular Data Devices
Factory Automation and Process Controls
IrDA transmission control
Remote transmission formatter

Factory Lead Time	15 Weeks
Package / Case	28-TSSOP (0.173, 4.40mm Width)
Number of Pins	28
Supplier Device Package	28-TSSOP
Weight	402.988471mg
Packaging	Tube
Published	1997
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Voltage - Supply	1.8V 2.5V 3.3V
Base Part Number	PI7C9X1172
Function	Bridge, I2C/SPI to UART
Number of Channels	2
Interface	UART
Max Supply Voltage	3.3V
Memory Size	64B
Data Rate	20 Mbps
Protocol	I2C
RoHS Status	ROHS3 Compliant