Acquisitions (Tables)

9 Months Ended

Oct. 01, 2011

Spectra Linear

Business acquisition

Schedule of purchase price allocation

	Amount			Weighted-Average Amortization Period (Years)
Intangible assets:
Core and developed technology	$	16,560		9.6
Customer relationships	1,400			10.0
	17,960
Accounts receivable	1,759
Inventories	1,199
Other current assets	1,658
Goodwill	4,097
Deferred tax assets — non-current	12,316
Other non-current assets	597
Notes payable — current portion	(4,641		)
Current liabilities	(3,112		)
Non-current liabilities	(3,254		)
Total purchase price	$	28,579

Silicon Clocks, Inc

Business acquisition

Schedule of purchase price allocation

	Amount			Weighted-Average Amortization Period (Years)
Intangible assets:
In-process research and development	$	9,470		Not amortized
Developed technology	230			3.0
Customer relationships	30			2.0
	9,730
Cash and cash equivalents	514
Other current assets	473
Deferred tax assets — non-current	11,521
Other non-current assets	322
Goodwill	3,209
Current liabilities	(1,338		)
Deferred tax liabilities — non-current	(3,406		)
Total purchase price	$	21,025

IPR&D recorded in connection with the acquisition

Project	Fair Value
Resonator	$	5,200
Clocks	4,270
	$	9,470