CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jul. 27, 2014	Jul. 28, 2013	Jul. 27, 2014	Jul. 28, 2013
Revenue	$ 1,102,824	$ 977,238	$ 2,205,611	$ 1,931,977
Cost of revenue	483,850	431,700	982,435	867,871
Gross profit	618,974	545,538	1,223,176	1,064,106
Operating expenses
Research and development	337,124	331,738	671,387	658,899
Sales, general and administrative	118,671	108,266	237,251	216,892
Total operating expenses	455,795	440,004	908,638	875,791
Income from operations	163,179	105,534	314,538	188,315
Interest income	6,829	3,865	12,539	8,941
Interest Expense	11,526	836	22,997	1,689
Other income (expense), net	(3,857)	3,257	13,827	4,315
Income before income tax expense	154,625	111,820	317,907	199,882
Income tax expense	26,649	15,372	53,415	25,543
Net income	$ 127,976	$ 96,448	$ 264,492	$ 174,339
Basic net income per share	$ 0.23	$ 0.16	$ 0.47	$ 0.29
Diluted net income per share	$ 0.22	$ 0.16	$ 0.46	$ 0.29
Shares used in basic per share computation	558,223	585,345	558,657	601,109
Shares used in diluted per share computation	570,572	592,006	570,599	606,051
Cash dividends declared and paid per common share	$ 0.085	$ 0.075	$ 0.170	$ 0.150