Exhibit 10.27


                  SECOND   AMENDMENT,   dated  as  of  October  13,  1995  (this
"Amendment"),  to the Credit Agreement, dated as of January 13, 1995 (as amended
pursuant  to the First  Amendment  thereto,  dated as of March 28, 1995 and this
Amendment  and as the same may be further  amended,  supplemented  or  otherwise
modified from time to time, the "Credit Agreement"), among STANDARD MICROSYSTEMS
CORPORATION,  a Delaware  corporation (the "Borrower") and the several banks and
other financial  institutions  from time to time parties thereto  (collectively,
the "Lenders"; individually a "Lender").


                              W I T N E S S E T H :


                  WHEREAS,  the  Borrower  and the  Lenders  are  parties to the
Credit Agreement;

                  WHEREAS, the Borrower and the Lenders wish to amend the Credit
Agreement in the manner provided for herein; and

                  WHEREAS,  the Lenders are willing to agree to waive compliance
with  certain  provisions  of the Credit  Agreement  in the manner  provided for
herein;

                  NOW,  THEREFORE,  in consideration  of the premises  contained
herein, the parties hereto agree as follows:

                  1. Defined Terms. Unless otherwise defined herein, terms which
are defined in the Credit Agreement and used herein as defined terms are so used
as so defined.

                  2. Amendment to Subsection  1.1.  Subsection 1.1 of the Credit
Agreement is hereby amended by deleting in their  entireties the  definitions of
"Consideration" and "Permitted  Acquisitions" appearing therein and by inserting
a new definition in the proper alphabetical order to read as follows:

                  "Second Amendment":  the Second Amendment to this Agreement,
         dated as of October 13, 1995.

                  3. Amendment to Subsection 3.16. Subsection 3.16 of the Credit
Agreement  is hereby  amended  by  deleting  the words  "(a)  finance  Permitted
Acquisitions (as hereinafter defined) and (b)" appearing therein.

                  4. Amendment to Subsection  6.8.  Subsection 6.8 of the Credit
Agreement  is hereby  amended by  deleting  the words "and any such  expenditure
resulting from a Permitted Acquisition" appearing therein.

                  5.  Amendment  to  Subsection  6.9(d).  Subsection  6.9 of the
Credit  Agreement  is hereby  amended by deleting  paragraph  (d) thereof in its
entirety  and  substituting  in  lieu  thereof  a new  paragraph  to read in its
entirety as follows:




                                                                   Exhibit 10.27



                  "(d)  the  $1,000,000  loan  made  by  the  Borrower  to  EFAR
         Microsystems, Inc., prior to the date hereof."

                  6. Amendment to Subsection 6.15. Subsection 6.15 of the Credit
Agreement is hereby amended by deleting the words "and those businesses acquired
pursuant to Permitted Acquisitions" appearing therein.

                  7.  Amendments  to  Schedule  1.1(a).  Schedule  1.1(a) of the
Credit Agreement is hereby amended by deleting such Schedule in its entirety and
substituting in lieu thereof a new Schedule to read in its entirety as set forth
in Annex A hereto.

                  8.  Waiver of  Subsection  6.1(f).  The Lenders  hereby  waive
compliance by the Borrower  with the  requirements  of subsection  6.1(f) to the
extent and solely to the extent that the  Inventory  Turnover  Ratio was 3.48 to
1.00 at any time  prior to May 31,  1995  rather  that 3.50 to 1.00 or higher as
required by such subsection.

                  9.  Representations  and  Warranties.  On and  as of the  date
hereof, the Borrower hereby confirms, reaffirms and restates the representations
and warranties set forth in Section 3 of the Credit Agreement  mutatis mutandis,
except to the extent that such  representations and warranties  expressly relate
to a specific earlier date in which case the Borrower hereby confirms, reaffirms
and restates  such  representations  and  warranties  as of such  earlier  date,
provided that the references to the Credit Agreement in such representations and
warranties  shall be deemed to refer to the Credit Agreement as amended pursuant
to this Amendment.

                  10. Conditions to  Effectiveness.  This Amendment shall become
effective  as of the  date  first  written  above  upon  (i)  execution  of this
Amendment by the Borrower  and the  Required  Lenders and upon  execution of the
Acknowledgment and Consent attached hereto by each Guarantor and (ii) receipt by
each Lender of a Note executed and delivered by a duly authorized officer of the
Borrower conforming to the applicable requirements of the Credit Agreement.

                  11.  Continuing   Effect;  No  Other  Amendments.   Except  as
expressly  amended  hereby,  all of  the  terms  and  provisions  of the  Credit
Agreement are and shall remain in full force and effect. The amendments provided
for  herein are  limited to the  specific  subsections  of the Credit  Agreement
specified  herein and shall not  constitute an amendment of, or an indication of
the Lenders'  willingness to amend, any other provisions of the Credit Agreement
or the same  subsections  for any other date or time period (whether or not such
other  provisions or compliance  with such  subsections for another date or time
period are affected by the circumstances addressed in this Amendment).

                  12.  Expenses.  The Borrower  agrees to pay and reimburse each
Lender for all its  reasonable  costs and  out-of-pocket  expenses  incurred  in
connection  with the  preparation  and  delivery of this  Amendment,  including,
without  limitation,  the reasonable fees and  disbursements  of counsel to such
Lender.





                                                                   Exhibit 10.27



                  13. Counterparts. This Amendment may be executed in any number
of  counterparts  by the  parties  hereto,  each of which  counterparts  when so
executed  shall  be  an  original,  but  all  the  counterparts  shall  together
constitute one and the same instrument.

                  14.  GOVERNING LAW. THIS  AMENDMENT  SHALL BE GOVERNED BY, AND
CONSTRUED AND INTERPRETED IN ACCORDANCE WITH, THE LAWS OF THE STATE OF NEW YORK.


                  IN WITNESS  WHEREOF,  the  parties  hereto  have  caused  this
Amendment  to be executed  and  delivered by their  respective  duly  authorized
officers as of the date first above written.


STANDARD MICROSYSTEMS CORPORATION


By:______________________________________
   Name:
   Title:


CHEMICAL BANK


By:______________________________________
   Name:
   Title:


NATIONAL WESTMINSTER BANK N.A.


By:______________________________________
   Name:
   Title:













                           ACKNOWLEDGEMENT AND CONSENT


                  Each of the undersigned corporations as a guarantor under that
certain Guarantee, dated as of January 13, 1995 (the "Guarantee"),  made by each
of such  corporations  in favor of the Lenders  confirms and agrees that,  after
giving effect to the Second Amendment to which this  Acknowledgment  and Consent
is  attached,  the  Guarantee  is, and shall  continue  to be, in full force and
effect and is hereby  ratified and  confirmed in all respects and the  Guarantee
does,  and shall continue to, secure the payment of all of the  Obligations  (as
defined in the Guarantee)  pursuant to the terms of the  Guarantee.  Capitalized
terms not otherwise  defined herein shall have the meanings  assigned to them in
the  Credit  Agreement  referred  to in  the  Second  Amendment  to  which  this
Acknowledgment and Consent is attached.

STANDARD MICROSYSTEMS                  SMC FRANCE, INC.
CORPORATION (ASIA)


By                                     By
   -------------------------             -------------------------


Title                                  Title
      ----------------------                ----------------------





SMC AUSTRALIA, INC.                    SMC INTERNATIONAL, INC.


By                                     By
    ------------------------             ------------------------


Title                                  Title
      ----------------------                ----------------------








SMC MASSACHUSETTS INC.                 SMC SALES, INC. 



By                                    By
    ------------------------              ------------------------


Title                                Title
      ----------------------                ----------------------






                                                                    Annex A

                                                            Schedule 1.1(a)


                                       Commitments

         Lender                                             Amount

Chemical Bank                                            $12,500,000

National Westminster Bank N.A.                            12,500,000

                                         Total           $25,000,000