Three Months Ended

Non-GAAP Operating Income

March 30, 2013

(as a percentage of sales)

GAAP operating income

0.6

%

Share-based compensation expense

2.4

Amortization of intangible assets

2.6

Acquired inventory step-up and revaluation

0.2

Acquisition-related costs and restructuring expenses

0.3

Restructuring and disposal costs associated with the exit of the UK facility

0.5

IPR litigation costs

0.4

Other expenses (restructuring, (gain) loss on PP&E, start-up costs and
   other expenses)

0.3

Non-GAAP operating income

7.3

%

RF MICRO DEVICES, INC. AND SUBSIDIARIES
ADDITIONAL SELECTED NON-GAAP FINANCIAL MEASURES AND RECONCILIATIONS
(In thousands)
(Unaudited)

Three Months Ended

March 30,
2013

December 29,
2012

March 31,
2012

GAAP research and development expense

$

48,740

$

46,509

$

40,697

Less:

   Share-based compensation expense

1,938

1,973

1,531

   Amortization of intangible assets

—

—

8

Non-GAAP research and development expense

$

46,802

$

44,536

$

39,158

Three Months Ended

March 30,
2013

December 29,
2012

March 31,
2012

GAAP marketing and selling expense

$

18,652

$

16,906

$

16,316

Less:

   Share-based compensation expense

975

1,195

791

   Amortization of intangible assets

1,025

1,309

1,070

Non-GAAP marketing and selling expense

$

16,652

$

14,402

$

14,455

Three Months Ended

March 30,
2013

December 29,
2012

March 31,
2012

GAAP general and administrative expense

$

16,508

$

15,746

$

11,710

Less:

   Share-based compensation expense

2,655

4,086

1,538

   IPR litigation costs

1,264

1,173

—

Non-GAAP general and administrative expense

$

12,589

$

10,487

$

10,172