THE CONNOR-WINFIELD CORP.
2111 COMPREHENSIVE DRIVE.
AURORA, IL 60505.
FAX
(630) 851-5040.
PHONE (630) 851-4722.
WWW.CONWIN.COM
PRODUCT
D ATA
SHEET
OCXO CRYSTAL
55123A
5.0 X 3.2mm CERAMIC SURFACE MOUNT
OCXO CRYSTAL
Absolute Maximum Ratings
Parameter
Storage Temperature
Units
Minimum
-55
Minimum
(Fo)
(Tp)
14.4
80
-10
-
-
-
-
Nominal
-
Nominal
-
-
-
Fundamental
-
28
-
-
Maximum
125
Maximum
100
90
10
35
-
24
100
Units
°C
Table 2.0
Units
MHz
°C
ppm
Ohm
pF
ppb / day
u Watts
Note
1
2
3
4
5
6
Table 1.0
Note
93650-xxxx
Series
DESCRIPTION
Electrical Specifications
Parameter
Center Frequency
Turning Point
Make Tolerance @ 85°C
Mode
Equivalent Series Resistance
Load Capacitance
Aging Rate
Drive Level
(Rs)
(CL)
The Connor-Winfield 93650-
xxxx series 5.0x3.2mm surface
mount crystals are designed for
use in high stability OCXO’s.
The surface mount package is
designed for high-density
mounting and is optimum for
mass production.
FEATURES
THIRD OVERTONE or
FUNDAMENTAL CRYSTALS
DESIGNED FOR 85°C
TURNING POINT OPERATION
SURFACE MOUNT PACKAGE
TAPE AND REEL PACKAGING
Package Characteristics
Package
Leakage
Marking
Table 3.0
Hermetically Sealed Ceramic Package.
0.01ppm atm. cc/sec. maximum
Marking consists of a serial number label with 5 digits followed by a letter to
provide correlation between the serial number and the turning point data.
Notes.
1)
2)
3)
4)
5)
6)
Other temperature ranges are available please contact factory.
Tighter tolerances are available in the lower frequency range.
Third overtone mode is available for frequencies great than 38.88 MHz.
Third overtone crystal will have a larger minimum Rs specification.
Custom loads are available to match customer requirements.
Aging rates is a strong function of overtone and frequency. Better performance may be possible depending on
customer requirements.
1
3
RoHS COMPLIANT / LEAD FREE
SUGGESTED PAD LAYOUT
0.078
(2.0mm)
0.067
(1.7mm)
0.078
(2.0mm)
PAD CONNECTIONS
SOLDER PROFILE
Temperature
260°C
220°C
180°C
150°C
120°C
260°C
4
Top View
1
3
0.047
(1.2mm)
0.039
(1.0mm)
Pin
1
2
3
4
TABLE 4.0
Connection
Crystal Connection
N/C Case Ground
Crystal Connection
N/C Case Ground
2
0.047
(1.2mm)
0
PACKAGE OUTLINE
0.197
(5.0mm)
0.0354
(0.9mm)
0.102
(2.6mm)
120 S
Max.
Time
10 S
60 S
Max.
360 Sec. Max.
3
0.126
(3.2mm)
4
55123A
Xt230
PAGE
1
OF
1
ORDERING INFORMATION
0.055
(1.4mm)
Bottom View
2
1
93650-xxxx
CRYSTAL
SERIES
- 038.88M
CENTER
FREQUENCY
Dimensional Tolerance: ±.008” ( ±0.2mm)
Specifications subject to change without notice.
DATA SHEET #:
REV:
00
DATE:
08/01/08
a
Copyright 2008 Connor-Winfield all rights reserved.
CONNOR-WINFIELD [ CONNOR-WINFIELD CORPORATION ]
