SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Schedule 13G
Under the Securities Exchange Act of 1934
(Amendment No.)*
SAVILLE SYSTEMS IRELAND PLC
_______________________________________
(Name of Issuer)
Common Stock
_______________________________________
(Title of Class of Securities)
805174109
_______________________________________
(CUSIP Number)
Check the following box if a fee is being paid with this
statement ____. (A fee is not required only if the filing
person: (1) has a previous statement on file reporting
beneficial ownership of more than five percent of the class of
securities described in Item 1; and (2) has filed no amendment
subsequent thereto reporting beneficial ownership of five
percent or less of such class.) (See Rule 13d-7.)
*The remainder of this cover page shall be filled out for a
reporting person's initial filing on this form with respect to
the subject class of securities, and for any subsequent
amendment containing information which would alter the
disclosures provided in a prior cover page.
The information required in the remainder of this cover page
shall not be deemed to be "filed" for the purpose of Section 18
of the Securities Exchange Act of 1934 ("Act") or otherwise
subject to the liabilities of that section of the Act but shall
be subject to all other provisions of the Act (however, see the
Notes).
(Continued on following page(s))
Page 1 of 6 Pages
<PAGE>
CUSIP NO. 805174109 13G Page 2 of 6
1 Name of Reporting Person
S.S. or I.R.S. Identification No. of Above Person
T. ROWE PRICE ASSOCIATES, INC.
52-0556948
2 Check the Appropriate Box if a Member of a Group*
(a) ____
NOT APPLICABLE (b) ____
3 SEC Use Only
______________________________
4 Citizenship or Place of Organization
MARYLAND
Number of 5 Sole Voting Power
**
Shares 670,900
Beneficially 6 Shared Voting Power
**
Owned By Each -0-
Reporting 7 Sole Dispositive Power
**
Person 5,024,700
With 8 Shared Dispositive Power
-0-
9 Aggregate Amount Beneficially Owned by Each Reporting Person
5,024,700
10 Check Box if the Aggregate Amount in Row (9) Excludes
Certain Shares*
NOT APPLICABLE
11 Percent of Class Represented by Amount in Row 9
12.9%
12 Type of Reporting Person*
IA
*SEE INSTRUCTION BEFORE FILLING OUT!
**Any shares reported in Items 5 and 6 are also
reported in Item 7.
CUSIP NO. 805174109 13G Page 3 of 6 Pages
1 Name of Reporting Person
S.S. or I.R.S. Identification No. of Above Person
T. Rowe Price Mid Cap Growth Fund, Inc.
52-1784828
2 Check the Appropriate Box if a Member of a Group*
(a) ____
NOT APPLICABLE (b) ____
3 SEC Use Only
______________________________
4 Citizenship or Place of Organization
Maryland
Number of 5 Sole Voting Power
**
Shares SOLE
Beneficially 6 Shared Voting Power
**
Owned By Each NONE
Reporting 7 Sole Dispositive Power
**
Person NONE
With 8 Shared Dispositive Power
NONE
9 Aggregate Amount Beneficially Owned by Each Reporting Person
2,275,000
10 Check Box if the Aggregate Amount in Row (9) Excludes
Certain Shares*
NOT APPLICABLE
11 Percent of Class Represented by Amount in Row 9
5.8%
12 Type of Reporting Person*
IV
*SEE INSTRUCTION BEFORE FILLING OUT!
**The aggregate amount reported on this page is also included in
the aggregate amount reported by T. Rowe Price Associates, Inc.
on page 2 of this Schedule 13G.<PAGE>
SCHEDULE 13G
PAGE 4 OF 6
Item 1(a) Name of Issuer:
Reference is made to page 1 of this Schedule 13G
Item 1(b) Address of Issuer's Principal Executive Offices:
1 Van De Graaff Drive, Burlington, Massachusetts
01803-5171
Item 2(a) Name of Person(s) Filing:
(1) T. Rowe Price Associates, Inc. ("Price
Associates")
(2) T. Rowe Price Mid Cap Growth Fund, Inc.
X Attached as Exhibit A is a copy of an agreement
between the Persons Filing (as specified hereinabove)
that this Schedule 13G is being filed on behalf of
each of them.
Item 2(b) Address of Principal Business Office:
100 E. Pratt Street, Baltimore, Maryland 21202
Item 2(c) Citizenship or Place of Organization:
(1) Maryland
(2) Maryland
Item 2(d) Title of Class of Securities:
Reference is made to page 1 of this Schedule 13G
Item 2(e) CUSIP Number: 805174109
Item 3 The person filing this Schedule 13G is an:
X Investment Adviser registered under Section 203 of
the Investment Advisers Act of 1940
X Investment Company registered under Section 8 of the
Investment Company Act of 1940
Item 4 Reference is made to Items 5-11 on page 2 of this
Schedule 13G.
<PAGE>
SCHEDULE 13G
PAGE 5 OF 6
Item 5 Ownership of Five Percent or Less of a Class.
X Not Applicable.
_____ This statement is being filed to report the fact that,
as of the date of this report, the reporting person(s)
has (have) ceased to be the beneficial owner of more
than five percent of the class of securities.
Item 6 Ownership of More than Five Percent on Behalf of Another
Person
(1)
Price Associates does not serve as custodian of the
assets of any of its clients; accordingly, in each
instance only the client or the client's custodian or
trustee bank has the right to receive dividends paid
with respect to, and proceeds from the sale of, such
securities.
The ultimate power to direct the receipt of
dividends paid with respect to, and the proceeds
from the sale of, such securities, is vested in the
individual and institutional clients which Price
Associates serves as investment adviser. Any and
all discretionary authority which has been delegated
to Price Associates may be revoked in whole or in
part at any time.
Except as may be indicated if this is a joint filing
with one of the registered investment companies
sponsored by Price Associates which it also serves
as investment adviser ("T. Rowe Price Funds"), not
more than 5% of the class of such securities is
owned by any one client subject to the investment
advice of Price Associates.
(2)
With respect to securities owned by any one of the T.
Rowe Price Funds, only State Street Bank and Trust
Company, as custodian for each of such Funds, has the
right to receive dividends paid with respect to, and
proceeds from the sale of, such securities. No other
person is known to have such right, except that the
shareholders of each such Fund participate
proportionately in any dividends and distributions so
paid.
Item 7 Identification and Classification of the Subsidiary
Which Acquired the Security Being Reported on By the
Parent Holding Company.
Not Applicable.
Item 8 Identification and Classification of Members of the
Group.
Not Applicable.<PAGE>
SCHEDULE 13G
PAGE 6 OF 6
Item 9 Notice of Dissolution of Group.
Not Applicable.
Item 10 Certification.
By signing below I (we) certify that, to the best of
my (our) knowledge and belief, the securities referred
to above were acquired in the ordinary course of
business and were not acquired for the purpose of and
do not have the effect of changing or influencing the
control of the issuer of such securities and were not
acquired in connection with or as a participant in any
transaction having such purpose or effect. T. Rowe
Price Associates, Inc. hereby declares and affirms
that the filing of Schedule 13G shall not be construed
as an admission that Price Associates is the
beneficial owner of the securities referred to, which
beneficial ownership is expressly denied.
Signature.
After reasonable inquiry and to the best of my (our)
knowledge and belief, I (we) certify that the
information set forth in this statement is true,
complete and correct.
Dated: November 10, 1998 Dated: November 10, 1998
T. ROWE PRICE MID CAP GROWTH T. ROWE PRICE ASSOCIATES,
FUND, INC. INC.
By:/s/ Carmen F. Deyesu By:/s/ Henry H. Hopkins
Carmen F. Deyesu, Henry H. Hopkins,
Treasurer Managing Director
Note: This Schedule 13G, including all exhibits, must be
filed with the Securities and Exchange Commission, and
a copy hereof must be sent to the issuer by registered
or certified mail not later than February 14th
following the calendar year covered by the statement
or within the time specified in Rule 13d-1(b)(2), if
applicable.
10/31/98<PAGE>
EXHIBIT A
AGREEMENT
JOINT FILING OF SCHEDULE 13G
T. Rowe Price Associates, Inc. (an investment adviser
registered under the Investment Advisers Act of 1940) and T.
Rowe Price Mid Cap Growth Fund, Inc., a Maryland corporation,
hereby agree to file jointly the statement on Schedule 13G to
which this Agreement is attached, and any amendments thereto
which may be deemed necessary, pursuant to Regulation 13D-G
under the Securities Exchange Act of 1934.
It is understood and agreed that each of the parties
hereto is responsible for the timely filing of such statement
and any amendments thereto, and for the completeness and
accuracy of the information concerning such party contained
therein, but such party is not responsible for the completeness
or accuracy of information concerning the other party unless
such party knows or has reason to believe that such information
is inaccurate.
It is understood and agreed that a copy of this Agreement
shall be attached as an exhibit to the statement on Schedule
13G, and any amendments hereto, filed on behalf of each of the
parties hereto.
Dated:November 10, 1998 Dated: November 10, 1998
T. ROWE PRICE MID CAP GROWTH T. ROWE PRICE ASSOCIATES,
FUND, INC. INC.
By:/s/ Carmen F. Deyesu By:/s/ Henry H. Hopkins
Carmen F. Deyesu, Henry H. Hopkins,
Treasurer Managing Director
