![](http://datasheet.mmic.net.cn/170000/1794AFREQBS_datasheet_7783567/1794AFREQBS_4.png)
1794
Series
VCXO
Vectron International Custom Datasheet
Revision Date : 6-14-05 SEM
Date Printed: 2005-07-08
4/5
Vectron International LLP 100 Watts Street Mount Holly Springs, Pennsylvania 17065, USA
Tel 1-717-486-3411
Fax 1-717-486-5920
Vectron International Landstrasse D-74924 Neckarbischofsheim, Germany Tel +49-7268-801-0 Fax +49-07268-801-281
www.corningfrequency.de MANUFACTURING INFORMATION
TRAVELLERS
Travellers or Process Cards are used in the manufacturing and testing of all of the 1794 Series VCXOs and
are available for customer review. Copies of these Travellers can be provided with the VCXOs at time of
shipment if so specified on the purchase order.
TRACEABILITY and HOMOGENEOUS MATERIAL
Option Codes S & R only
Manufacturing lot and date code information shall be recorded, by VCXO serial number, of every component
and all materials used in the manufacture of that VCXO. Also all semiconductors used in the manufacture of
any given Production Lot of VCXOs, shall be from the wafer and have the same manufacturing lot date code.
A Production Lot, as defined by Corning, is all oscillators that have been kitted and assembled as a single
group. After the initial kitting and assembly, this Production Lot may be divided into multiple sublots to
facilitate alignment and test capacity and may be sealed at multiple times within a 13 week window.
TEST DATA
All Test Data is recorded by VCXO serial number. Copies of this data can be provided with the VCXOs at time
of shipment if so specified on the purchase order.
REWORK
All rework follows the requirements of Mil-PRF-55310 Class S for Option Code S and Class B for Option
Codes R , B and C . The only exception is the Select-At-Test components may be replaced up to four times.
PART NUMBER BREAKDOWN
1794 E 25M000000 S N
MMSeries Model #
Screening Option from Table III
Frequency
Stability
Frequency (total of 9 characters)
N
No special requirements
S
Special requirements
specified on P. O.