A 84-LCC (J-Lead) package contains it.The package is Tube-shaped.The gadget mounts using a Surface Mount-type.Part FIR has a FIR filter type.A power source of 4.75V~5.25V should be able to power it.There is a HSP43168 in the best component of the device.Filters are characterized by the figure 2.
HSP43168JC-33Z Features
HSP43168JC-33Z Applications
There are a lot of Renesas Electronics America Inc. HSP43168JC-33Z active filters applications.