<PAGE>
SCHEDULE 13D
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(AMENDMENT NO. _____)
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SIMTEK CORPORATION
(Name of Issuer)
COMMON 829204106
(Title of Class of Securities) (CUSIP Number)
RUSSELL CLEVELAND, PRESIDENT, RENAISSANCE CAPITAL GROUP, INC.
8080 N. CENTRAL EXPRESSWAY, SUITE 210 LB 59; DALLAS, TX 75206
(214) 891-8294
(Name, Address and Telephone Number of Person Authorized to Receive Notices
and Communications)
JUNE 12, 1998
(Date of Event which Requires Filing of this Statement)
1. Names of Reporting Person S.S. or I.R.S. Identification No.
a. Renaissance Capital Growth & Income Fund III, Inc. 75-2533518
b. Renaissance US Growth & Income Trust PLC
2. Check the Appropriate Box if a Member of a Group
(a) XX
(b)
3. SEC Use
Only_________________________________________________________________________
4. Source of Funds PF
5. Check if Disclosure of Legal Proceedings is Required Pursuant to Items
2(d) or 2(e) None
6. Citizenship or Place of Organization
a. Texas
b. England
<PAGE>
<PAGE>
Number of Shares Beneficially Owned by Each Reporting Person With:
(7) Sole voting Power (a) 2,142,857 (b) 2,142,857
(8) Shared Voting Power 0
(9) Sole Dispositive Power (a) 2,142,857 (b)2,142,857
(10) Shared Dispositive Power 0
11. Aggregate Amount Beneficially Owned be Each Reporting Person
(a) 2,142,857 (b) 2,142,857
12. Check if the Aggregate Amount in Row (11) Excludes Certain Shares
None
13. Percent of Class Represented by Amount in Row (11)
(a) 6.495% (b) 6.495%
14. Type of Reporting Person IV
<PAGE>
<PAGE>
SCHEDULE 13D
FILED PURSUANT TO RULE 13D-1
Item 1. Security and Issuer
9.00% Convertible Debenture Loan Agreement for $750,000 at $0.35 per
share due June 12, 2005, by and between Simtek Corporation, and
Renaissance Capital Growth & Income Fund III, Inc.
9.00% Convertible Debenture Loan Agreement for $750,000 at $0.35 per
share due June 12, 2005, by and between Simtek Corporation, and
Renaissance US Growth & Income Trust, PLC.
Simtek Corporation. Company
1465 Kelly Johnson Blvd.
Colorado Springs, CO 80920
Item 2. Identity and Background
a., b., c. Renaissance Capital Growth &
Income Fund III, Inc. Filer
8080 N. Central Expressway, Suite 210
Dallas, Texas 75206
Renaissance U.S. Growth & Income
Trust, PLC Filer
8080 N. Central Expressway, Suite 210
Dallas, Texas 75206
Renaissance Capital Growth & Income Fund III, Inc. is a Texas
corporation, organized as a business development company under the
Investment Company Act of 1940 and is traded on the NASDAQ.
Renaissance U.S. Growth & Income Trust, PLC is a public limited
company organized under the laws of England and Wales and traded on
the London Stock Exchange.
Renaissance Capital Group, Inc. a Texas corporation, is the
Investment Advisor and is responsible for the administration and
investment of the Filer's investment portfolio. Renaissance Capital
Group, Inc. has a profit interest of up to 20% of the Filer's
capital gains.
d. None
e. None
f. Texas
Item 3. Source and Amount of Funds or Other Consideration
Each reporting persons source of funds for this transaction came
exclusively from the Filer's
investment capital. No borrowed funds were used in the transaction.
<PAGE>
<PAGE>
The securities were acquired directly from the Company in a private
placement.
Item 4. Purpose of Transaction
The purpose of the acquisition of these securities for Renaissance
Capital Growth & Income Fund III, Inc. was as an investment in
accordance with its election as a Business Development Company under
the Investment Act of 1940.
The purpose of the acquisition of these securities for Renaissance U.S.
Growth & Income Trust, PLC was as an investment in accordance with its
investment strategy of investing in smaller United States public
companies.
Item 5. Interest in Securities of the Issuer
a. The information set forth in items 1, 11, and 13 of the second part
of the cover page of this statement is incorporated herein by
reference.
b. The information set forth in items 1 and 7-10 of the second part of
the cover page of this statement is incorporated herein by
reference.
c. None.
d. N/A
e. N/A
Item 6. Contracts, Arrangements, or Understandings with Respect to Securities
of the Issuer
The Convertible Loan Agreement between the Company and Renaissance
Capital Growth & Income Fund III and Renaissance U.S. Growth and
Income Trust, PLC, granted the Filers the option under section 10.01
sub-section(a) to name members to the Board of Directors of the
Company.
Item 7. Persons Retained, Employed or to be Compensated
Not Applicable
Item 8. Material to be Filed as Exhibits
Not Applicable
<PAGE>
<PAGE>
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete
and correct.
Date: June 16, 1998
By: RENAISSANCE CAPITAL GROWTH & INCOME FUND III, INC.
RENAISSANCE CAPITAL GROUP, INC., INVESTMENT ADVISOR
By: __________\s\___________________
Russell Cleveland
President
By: RENAISSANCE US GROWTH & INCOME TRUST, PLC
RENAISSANCE CAPITAL GROUP, INC., INVESTMENT MANAGER
By: ____________\s\__________________
Russell Cleveland
President
<PAGE>
