TSB43DB42ZHC Overview
It is a part of the 196-BGA package. This packaging has a Tray-shape, making it convenient to carry around. A reliable operation requires a temperature that is regulated to -20°C~85°C. It should work as long as you use a 1.5V 3.3VV power source.
TSB43DB42ZHC Features

TSB43DB42ZHC Applications
There are a lot of Rochester Electronics, LLC
TSB43DB42ZHC 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

Package / Case	196-BGA
Supplier Device Package	196-BGA MICROSTAR (15x15)
Operating Temperature	-20°C~85°C
Packaging	Tray
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	3 (168 Hours)
Voltage - Supply	1.5V 3.3V
Function	Link Layer Controller
Interface	Parallel
Protocol	IEEE 1394
Standards	IEEE 1394-1995, 1394a-2000
RoHS Status	ROHS3 Compliant
Surface Mount	YES
Number of Pins	196
Weight	557.294926mg
JESD-609 Code	e1
Pbfree Code	yes
Number of Terminations	196
ECCN Code	3A991.A.2
Terminal Finish	Tin/Silver/Copper (Sn/Ag/Cu)
HTS Code	8542.31.00.01
Terminal Position	BOTTOM
Terminal Form	BALL
Peak Reflow Temperature (Cel)	260
Terminal Pitch	1mm
Base Part Number	TSB43DB42
uPs/uCs/Peripheral ICs Type	PCI BUS CONTROLLER
Clock Frequency	33MHz
Data Rate	400 Mbps
Address Bus Width	32
External Data Bus Width	32
Bus Compatibility	PCI
Length	15mm
Height Seated (Max)	1.5mm
Width	15mm
Radiation Hardening	No
Lead Free	Lead Free