Protek Analog		Wolfson		Cirrus Logic
PA5134	SOP-8			CS4334	SOP-8
PA5144	TSSOP-10			CS4344	TSSOP-10
PA5134LV	SOP-8
PA5144LV	TSSOP-10
PA5155M	QFN-28	WM8955BL	QFN-28