AMENDMENT TO TRADE FINANCE AGREEMENT


         In reference to the Trade Finance Agreement ("Agreement") dated July 1,
1996 between Union Bank of  California,  N.A.  ("Bank") and SanDisk  Corporation
("Borrower"),  the  Bank  and  Borrower  desire  to amend  the  Agreement.  This
amendment  shall be  called  the First  Amendment  to the  Agreement.  Initially
capitalized  terms used herein which are not  otherwise  defined  shall have the
meaning assigned thereto in the Agreement.

         Amendments to the Agreement:

         SECTION 1. THE LOAN

                  Subsection 1.1 The Trade Finance Credit  Facility,  line 3, of
the  Agreement is hereby  amended by  substituting  "July 15, 1998" for "July 1,
1997"

                  Subsection  1.1.1 Clean Advance Line, line 5, of the Agreement
is hereby amended by substituting "July 15, 1998" for "July 1, 1997"

                  Subsection 1.1.2 The Standby Letter of Credit,  line 7, of the
Agreement is hereby amended by substituting  "September 29, 1998" for "September
29, 1997".

         SECTION 3. REPRESENTATIONS AND WARRANTIES

                  Subsection 3.4 Financial Statements,  lines 2,3,4,5, and 6, of
the Agreement are hereby  amended by  substituting  "December 31, 1996" for each
"December 31, 1995" and "March 31, 1997" for each "March 31, 1996".

         SECTION 4. AFFIRMATIVE COVENANTS

                  Subsection 4.7 Tangible Net Worth, line 2, of the Agreement is
hereby  amended by  substituting  "Eighty  Million  Dollars  ($80,000,000)"  for
"Seventy Million Dollars ($70,000,000)".

                  Subsection  4.9  Profitability,  of the  Agreement  is  hereby
deleted in its entirety and the following substituted therefor:

                  "Profitability.   Borrower  will  not  have  two   consecutive
quarterly after tax losses as reported at the end of such fiscal quarter."



                  This First  Amendment  shall  become  effective  when the Bank
shall have received the







acknowledgment copy of this First Amendment executed by the Borrower.



Except as specifically  amended hereby, the Agreement shall remain in full force
and effect and is hereby ratified and confirmed.  This first Amendment shall not
be a waiver of any existing  default or breach of a condition to covenant unless
specified herein.

Very truly yours,

Union Bank of California, N.A.


By:    /s/ John Noble
      ----------------------------
       John Noble
       Vice President

By:    /s/ James Goudy
      ----------------------------
       James Goudy
       Vice President


Agreed and Accepted this 30th day of June 1997.

SanDisk Corporation

By:      /s/ Eli Harari
         --------------------------------
Name:    Eli Harari
Title:   President & CEO

By:      /s/ Cindy Burgdorf
         -------------------------------
Name:    Cindy Burgdorf
Title:   CFO, Sr. VP Finance










                      AMENDMENT TO TRADE FINANCE AGREEMENT



         In reference to the Trade Finance Agreement ("Agreement") dated July 1,
1996,  as amended  from time to time,  between  Union Bank of  California,  N.A.
("Bank") and SanDisk Corporation  ("Borrower"),  the Bank and Borrower desire to
amend the Agreement.  This amendment shall be called the Second Amendment to the
Agreement.  Initially  capitalized  terms used  herein  which are not  otherwise
defined shall have the meaning assigned thereto in the Agreement.

         Amendments to the Agreement :

         SECTION 4. AFFIRMATIVE COVENANTS

                  Subsection  4.7 Tangible Net Worth,  is hereby  deleted in its
entirety and the following substituted therefor:

                  "Tangible Net Worth. Borrower will maintain a Minimum Tangible
Net Worth of not less than Eighty Million Dollars ($80,000,000.00), which amount
shall be  increased  by Fifty  percent  (50%) of its net profit for each  fiscal
quarter.  `Tangible Net Worth' shall mean net worth increased by indebtedness of
Borrower  subordinated to Bank and decreased by patents,  licenses,  trademarks,
trade names,  goodwill,  and other  similar  intangible  assets,  organizational
expenses,  security  deposits,  prepaid  costs and  expenses and monies due from
affiliates  (including  officers,  shareholders  and  directors).  `Tangible Net
Worth'  shall  include  the  United  Silicon  Inc.,  a  Taiwanese   corporation,
investment."

                  Subsection 4.7 Debt to Tangible Net Worth, of the Agreement is
hereby deleted in its entirety and the following substituted therefor:

                  "Debt to Tangible  Net Worth.  Borrower  will,  on a quarterly
basis,  maintain  a ratio of total  liabilities  to  Tangible  Net  Worth of not
greater than  0.5:1.0.  `Tangible  Net Worth' shall mean net worth  increased by
indebtedness  of  Borrower  subordinated  to  Bank  and  decreased  by  patents,
licenses,  trademarks,  trade  names,  goodwill,  and other  similar  intangible
assets,  organizational expenses,  security deposits, prepaid costs and expenses
and  monies  due  from  affiliates   (including  officers,   shareholders,   and
directors).  `Tangible  Net Worth'  shall  include the United  Silicon  Inc.,  a
Taiwanese corporation, investment."









         SECTION 5.  NEGATIVE COVENANTS

                  Subsection 5.5 Investments,  is hereby deleted in its entirety
and the following substituted therefor:

                  "Investments. Borrower will not purchase the debt or equity of
another  person or entity  except for those  eligible  instruments  outlined  in
Borrower's  investment policy provided to Bank, the investment up to $50,000,000
in United Silicon Inc.  ("USI") a Taiwanese  corporation,  savings  accounts and
certificates of Bank,  direct U.S.  Government  obligations and commercial paper
issued by  corporations  with the top  ratings of Moody's or  Standard & Poor's,
provided all such permitted  investments,  excluding USI, shall mature within 24
months of purchase."


                  This Second  Amendment  shall become  effective  when the Bank
shall have received the acknowledgment copy of this Second Amendment executed by
the Borrower.

Except as specifically  amended hereby, the Agreement shall remain in full force
and effect and is hereby ratified and confirmed. This Second Amendment shall not
be a waiver of any existing  default or breach of a condition to covenant unless
specified herein.

Very truly yours,

Union Bank of California, N.A.

By:      /s/ John Noble
         ------------------------------------------
         John Noble
         Vice President

By:      /s/ James Goudy
         ------------------------------------------
         James Goudy
         Vice President



Agreed and Accepted this 30th day of June, 1997.

SanDisk Corporation

By:      /s/ Eli Harari
         --------------------------------------------

Name:    Eli Harari

Title:   President & CEO

By:      /s/ Cindy Burgdorf
         --------------------------------------------

Name:    Cindy Burgdorf

Title:   CFO, Sr. VP Finance