FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person *   Regimbal Denis P 2. Date of Event Requiring Statement (Month/Day/Year) 04/02/2007 3. Issuer Name and Ticker or Trading Symbol LSI LOGIC CORP [NYSE:LSI] (Last) (First) (Middle) C/O LSI LOGIC CORPORATION, 1621 BARBER LANE 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) VP Mobility Group 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) MILPITAS, CA 95035 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Common Stock 11,219 D   Common Stock 5,423 I by 401(k) plan

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (right to buy)	04/02/2007	09/01/2007	Common Stock	3,903	$ 60.9014	D	Â
Employee Stock Option (right to buy)	04/02/2007	04/30/2008	Common Stock	1,950	$ 116.2797	D	Â
Employee Stock Option (right to buy)	04/02/2007	08/31/2008	Common Stock	64	$ 114.7903	D	Â
Employee Stock Option (right to buy)	04/02/2007	08/31/2008	Common Stock	64	$ 114.7903	D	Â
Employee Stock Option (right to buy)	04/02/2007	09/30/2008	Common Stock	1,624	$ 101.8223	D	Â
Employee Stock Option (right to buy)	04/02/2007	05/02/2009	Common Stock	650	$ 181.4556	D	Â
Employee Stock Option (right to buy)	04/02/2007	09/30/2009	Common Stock	650	$ 194.6153	D	Â
Employee Stock Option (right to buy)	04/02/2007	02/15/2010	Common Stock	1,624	$ 162.0514	D	Â
Employee Stock Option (right to buy)	04/02/2007	04/30/2010	Common Stock	1,300	$ 194.7116	D	Â
Employee Stock Option (right to buy)	04/02/2007	05/31/2010	Common Stock	1,300	$ 181.4556	D	Â
Employee Stock Option (right to buy)	04/02/2007	03/26/2008	Common Stock	18,360	$ 27.7778	D	Â
Employee Stock Option (right to buy)	04/02/2007	07/31/2008	Common Stock	6,426	$ 25.9028	D	Â
Employee Stock Option (right to buy)	04/02/2007	07/31/2008	Common Stock	6,426	$ 25.9028	D	Â
Employee Stock Option (right to buy)	04/02/2007	07/31/2008	Common Stock	3,900	$ 25.9028	D	Â
Employee Stock Option (right to buy)	04/02/2007	09/03/2008	Common Stock	18,360	$ 23.8195	D	Â
Employee Stock Option (right to buy)	04/02/2007	10/31/2009	Common Sock	59,400	$ 4.6065	D	Â
Employee Stock Option (right to buy)	  (1)	11/30/2010	Common Stock	48,600	$ 16.4121	D	Â
Employee Stock Option (right to buy)	  (2)	08/01/2011	Common Stock	21,600	$ 5.5556	D	Â
Employee Stock Option (right to buy)	  (3)	11/30/2011	Common Stock	129,600	$ 6.3889	D	Â
Employee Stock Option (right to buy)	  (4)	11/30/2012	Common Stock	248,400	$ 6.1644	D	Â
Employee Stock Option (right to buy)	  (5)	11/30/2013	Common Stock	123,120	$ 9.0926	D	Â
Restricted Stock Units	12/01/2007	12/01/2007	Common Stock	108,000	$ (6)	D	Â
Restricted Stock Units	12/01/2009	12/01/2009	Common Stock	54,000	$ (6)	D	Â
Restricted Stock Units	12/01/2010	12/01/2010	Common Stock	60,480	$ (6)	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Regimbal Denis P C/O LSI LOGIC CORPORATION 1621 BARBER LANE MILPITAS, CA 95035	Â	Â	  VP Mobility Group	Â

Signatures

Susan Solner Janjigian, by power of attorney		04/03/2007
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	1/4th of the shares became exercisable on December 1, 2004; 1/48th of this option becomes exercisable monthly for the remaining three years of the vesting period.
(2)	1/4th of the shares became exercisable on August 2, 2005; 1/48th of this option becomes exercisable monthly for the remaining three years of the vesting period.
(3)	1/4th of the shares became exercisable on December 1, 2005; 1/48th of this option becomes exercisable monthly for the remaining three years of the vesting period.
(4)	1/4th of the shares became exercisable on December 1, 2006; 1/48th of this option becomes exercisable monthly for the remaining three years of the vesting period.
(5)	1/4th of the shares become exercisable on December 1, 2007; 1/48th of this option becomes exercisable monthly for the remaining three years of the vesting period.
(6)	Each restricted stock unit represents a contingent right to receive one share of LSI common stock.

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