EXHIBIT 32.2


                     COMPUTER ACCESS TECHNOLOGY CORPORATION

                                  CERTIFICATION

     In  connection  with the  periodic  report of  Computer  Access  Technology
Corporation  (the "Company") on Form 10-Q for the period ended March 31, 2004 as
filed with the Securities and Exchange Commission (the "Report"),  I, Carmine J.
Napolitano,  President,  Chief  Financial  Officer and Secretary of the Company,
hereby  certify as of the date hereof,  solely for purposes of Title 18, Chapter
63, Section 1350 of the United States Code, that to the best of my knowledge:

     (1) the Report fully  complies  with the  requirements  of Section 13(a) or
15(d), as applicable, of the Securities Exchange Act of 1934, and

     (2)  the  information  contained  in the  Report  fairly  presents,  in all
material  respects,  the  financial  condition  and results of operations of the
Company at the dates and for the periods indicated.

     A signed  original of this  written  statement  required by Section 906, or
other  document  authenticating,   acknowledging,   or  otherwise  adopting  the
signature  that  appears in typed form  within  the  electronic  version of this
written statement  required by Section 906, has been provided to the Company and
will be retained by the Company and  furnished  to the  Securities  and Exchange
Commission or its staff upon request.

     This Certification has not been, and shall not be deemed,  "filed" with the
Securities and Exchange Commission.


Date: May 13, 2004                        By: /s/ CARMINE J. NAPOLITANO
                                              ----------------------------------
                                              Carmine J. Napolitano
                                              President, Chief Financial Officer
                                              and Secretary