2007 ANNUAL REPORT
Intersil Corporation

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

The Board of Directors
Intersil Corporation:

We consent to the incorporation by reference in the registration statements on Form S-4 (Nos. 333-35052 and 333-46984) and Form S-8 (Nos. 333-117890, 333-88208, 333-31094, 333-50718, 333-50722 and 333-65804) of Intersil Corporation and subsidiaries of our reports dated February 22, 2008, with respect to the consolidated balance sheets of Intersil Corporation and subsidiaries as of December 28, 2007, and December 29, 2006, and the related consolidated statements of operations, shareholders’ equity, comprehensive income and cash flows for each of the years in the two year period ended December 28, 2007, and the related financial statement schedule for each of the years in the two year period ended December 28, 2007, and the effectiveness of internal control over financial reporting as of December 28, 2007, which reports appear in the December 28, 2007, annual report on Form 10-K of Intersil Corporation and subsidiaries.

Our report with respect to the consolidated financial statements of Intersil Corporation and subsidiaries refers to Intersil Corporation and subsidiaries’ adoption of the provisions of Financial Accounting Standards Board Interpretation No. 48, “Accounting for Uncertainty in Income Taxes”, effective December 30, 2006, and also the provisions of Statement of Financial Accounting Standard (SFAS) No. 123R, “Share-Based Payment,” effective December 31, 2005, applying the modified prospective method.

KPMG LLP

February 22, 2008
Orlando, Florida
Certified Public Accountants

Exhibit 23.2

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the Registration Statement (Form S-8 No. 333-117890) pertaining to the Xicor, Inc. 1998 Employee Stock Purchase Plan, Xicor, Inc. 1990 Incentive and Non-incentive Stock Option Plan, Xicor, Inc. 1998 Nonstatutory Stock Option Plan, Xicor, Inc. 2002 Stock Option Plan, Xicor, Inc. 2000 Director Option Plan, Xicor, Inc. 1995 Director Option Plan, (Form S-8 No. 333-88208) pertaining to the Elantec Semiconductor, Inc. 1983 Stock Option Plan, Elantec Semiconductor, Inc. 1994 Equity Incentive Plan, Elantec Semiconductor, Inc. 1995 Employee Stock Purchase Plan, Elantec Semiconductor, Inc. 1995 Equity Incentive Plan and Elantec Semiconductor, Inc. 2001 Equity Incentive Plan, (Form S-8 No. 333-31094) pertaining to the Intersil Corporation 1999 Equity Compensation Plan and Intersil Corporation Employee Stock Purchase Plan, (Form S-8 No. 333-50718) pertaining to the SiCOM, Inc. 1985 Incentive Stock Option Plan, SiCOM, Inc. 1996 Equity Incentive Plan and Option Issued to Robert W. Putnam, (Form S-8 No. 333-50722) pertaining to the Employee Stock Option Plan of No Wires Needed B.V., (Form S-8 No. 333-65804) pertaining to the Intersil Corporation 1999 Equity Compensation Plan, (Form S-4 No. 333-35052) and (Form S-4 No. 333-46984) and in the related Prospectuses of Intersil Corporation of our report dated February 28, 2006, with respect to the consolidated financial statements and schedule of Intersil Corporation, included in this Annual Report (Form 10-K) for the year ended December 28, 2007.

/s/ Ernst & Young LLP
Certified Public Accountants

Fort Lauderdale, Florida
February 21, 2008

Exhibit 31.1

CERTIFICATIONS

I, David B. Bell, certify that:

1. I have reviewed this annual report on Form 10-K of Intersil Corporation;
    
2. Based on my knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this annual report;
    
3. Based on my knowledge, the financial statements, and other financial information included in this annual report, fairly present in all material respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this annual report;
    
4. The registrant’s other certifying officers and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) for the registrant and we have:
   
   a) designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this annual report is being prepared;
   
   b) designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles;
   
   c) evaluated the effectiveness of the registrant’s disclosure controls and procedures and presented in this annual report our conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period covered by this report based on such evaluation; and
   
   d) disclosed in this report any change in the registrant’s internal control over financial reporting that occurred during the registrant’s most recent fiscal quarter (the registrant’s fourth fiscal quarter in the case of an annual report) that has materially affected, or is reasonably likely to materially affect, the registrant’s internal control over financial reporting; and
    
5. The registrant’s other certifying officers and I have disclosed, based on our most recent evaluation of internal controls over financial reporting, to the registrant’s auditors and the audit committee of registrant’s board of directors (or persons performing the equivalent function):
   
   a) All significant deficiencies and material weaknesses in the design or operation of internal controls over financial reporting which are reasonably likely to adversely affect the registrant’s ability to record, process, summarize and report financial information; and
   
   b) Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant’s internal controls over financial reporting.

Date: February 22, 2008

Exhibit 31.2

I, David A. Zinsner, certify that:

1. I have reviewed this annual report on Form 10-K of Intersil Corporation;
    
2. Based on my knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this annual report;
    
3. Based on my knowledge, the financial statements, and other financial information included in this annual report, fairly present in all material respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this annual report;
    
4. The registrant’s other certifying officers and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) for the registrant and we have:
   
   a) designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this annual report is being prepared;
   
   b) designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles;
   
   c) evaluated the effectiveness of the registrant’s disclosure controls and procedures and presented in this annual report our conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period covered by this report based on such evaluation; and
   
   d) disclosed in this report any change in the registrant’s internal control over financial reporting that occurred during the registrant’s most recent fiscal quarter (the registrant’s fourth fiscal quarter in the case of an annual report) that has materially affected, or is reasonably likely to materially affect, the registrant’s internal control over financial reporting; and
    
5. The registrant’s other certifying officers and I have disclosed, based on our most recent evaluation of internal controls over financial reporting, to the registrant’s auditors and the audit committee of registrant’s board of directors (or persons performing the equivalent function):
   
   a) All significant deficiencies and material weaknesses in the design or operation of internal controls over financial reporting which are reasonably likely to adversely affect the registrant’s ability to record, process, summarize and report financial information; and
   
   b) Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant’s internal controls over financial reporting.

Date: February 22, 2008

Exhibit 32

CERTIFICATION

Each of the undersigned hereby certifies, for the purposes of section 1350 of chapter 63 of title 18 of the United States Code, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, in his capacity as an officer of Intersil Corporation (“Intersil”), that the Annual Report of Intersil on Form 10-K for the period ended December 28, 2007, fully complies with the requirements of Section 13(a) of the Securities Exchange Act of 1934 and that the information contained in such report fairly presents, in all material respects, the financial condition and results of operation of Intersil. This written statement is being furnished to the Securities and Exchange Commission as an exhibit to such Form 10-K.