RF Micro Devices (RFMD) 8-K Other Events

EXHIBIT 12

RF Micro Devices, Inc. and Subsidiaries
Ratio of Earnings to Fixed Charges
(In thousands, except percentages)
(Unaudited)

	Fiscal Year Ended
	2009(1)			2008(1)			2007			2006			2005
Interest expense	$	7,907		$	7,664		$	3,780		$	3,451		$	4,870
Interest capitalized		100			737			1,071			—			—
Amortization of discount		17,864			16,738			773			707			1,542
Amortization of issuance costs		121			131			30			30			94
Portion of rent expense representing interest		3,979			3,823			3,651			3,881			4,713
Total fixed charges	$	29,971		$	29,093		$	9,305		$	8,069		$	11,219
Earnings:
(Loss) income before taxes	$	(880,008	)	$	(42,482	)	$	86,399		$	20,211		$	(65,464	)
Fixed charges (per above)		29,971			29,093			9,305			8,069			11,219
Amortization of capitalized interest		247			172			68			—			—
Loss of equity investee		—			—			—			—			1,761
Less capitalized interest		(100	)		(737	)		(1,071	)		—			—
Earnings	$	(849,890	)	$	(13,954	)	$	94,701		$	28,280		$	(52,484	)
Ratio of earnings to fixed charges		N/M			N/M			10.2			3.5			N/M
Earnings insufficient to cover fixed charges	$	(880,008	)	$	(42,482	)	$	—		$	—		$	(65,464	)
Operating lease expense		12,059			11,586			11,063			11,761			14,282
Assumed interest component		33	%		33	%		33	%		33	%		33	%

N/M — not meaningful

(1) Adjusted as a result of the retrospective adoption of FSP APB 14-1.