TSB43AB23PGEG4 Overview
144-LQFP contains it. With its Tray-shaped packaging, it's easy to carry. Temperature regulation to 0°C~70°C ensures reliable operation. Using a 3V~3.6VV power source should be fine.
TSB43AB23PGEG4 Features

TSB43AB23PGEG4 Applications
There are a lot of Rochester Electronics, LLC
TSB43AB23PGEG4 Controllers Interface ICs applications.

LAN Servers
PC Motherboards
0 to 10V Dimming Luminaires
Dimmable LED Power Supply
Dimming Control Devices
Commercial LED Lighting
Smart LED Lighting
Portable Appliances
Battery-Operated Devices
Cellular Data Devices

Package / Case	144-LQFP
Supplier Device Package	144-LQFP (20x20)
Operating Temperature	0°C~70°C
Packaging	Tray
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	2 (1 Year)
Voltage - Supply	3V~3.6V
Function	Physical Layer Controller
Interface	PCI
Protocol	IEEE 1394
Standards	IEEE 1394-1995, 1394a-2000, OHCI, Firewire™, i.Link™
RoHS Status	ROHS3 Compliant
Package	Tube
Base Product Number	TSB43
Mfr	Texas Instruments
Product Status	Active
Operating Temperature	0°C ~ 70°C
Series	-
Voltage - Supply	3V ~ 3.6V
Current - Supply	-