<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONDENSED CONSOLIDATED BALANCE SHEET AT JULY 2, 2000 AND THE CONDENSED
CONSOLIDATED STATEMENT OF INCOME FOR THE THREE MONTHS ENDED JULY 2, 2000 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.

<CIK> 0000097210
<NAME> TERADYNE, INC.
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS

                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-START>                             APR-03-2000
<PERIOD-END>                               JUL-02-2000
<EXCHANGE-RATE>                                      1
<CASH>                                         163,247
<SECURITIES>                                   133,764
<RECEIVABLES>                                  491,440
<ALLOWANCES>                                     5,529
<INVENTORY>                                    411,729
<CURRENT-ASSETS>                             1,280,750
<PP&E>                                       1,065,971
<DEPRECIATION>                                 477,677
<TOTAL-ASSETS>                               2,032,436
<CURRENT-LIABILITIES>                          518,619
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        21,676
<OTHER-SE>                                   1,469,505
<TOTAL-LIABILITY-AND-EQUITY>                 2,032,436
<SALES>                                        758,955
<TOTAL-REVENUES>                               758,955
<CGS>                                          402,570
<TOTAL-COSTS>                                  568,189
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 412
<INCOME-PRETAX>                                196,589
<INCOME-TAX>                                    58,977
<INCOME-CONTINUING>                            137,612
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   137,612
<EPS-BASIC>                                        .79
<EPS-DILUTED>                                      .76