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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
CRYSTAL CONTROLLED OSCILLATORS
SURFACE MOUNT 3.3V LVCMOS STRATUM 3 OCXO
CW 0642
ASOF3S3
12.80M
ABSOLUTE M AXIMUM RATING S
TABLE 1.0
PARAMETER
Storage Temperature
Supply Voltage
OPERATING SPECIFIC ATIONS
PARAMETER
Center Frequency
Frequency Calibration
Frequency Stability
Total Frequency Tolerance
Aging (Daily
Aging (20 years)
Operating Temperature Range
Supply Voltage
Supply Current
Phase Jitter (BW =12KHz to 20MHz)
Phase Jitter (BW =10Hz to 20MHz)
UNITS
(Vcc)
(Fo)
(Vcc)
(Icc)
MINIMUM
-55
-0.5
MINIMUM
1.544
-1.5
-0.25
-4.6
-30
-3.0
0
3.135
-
-
-
NOMINAL
-
-
NOMINAL
-
-
-
-
-
-
3.3
-
-
-
MAXIMUM
125
4.5
MAXIMUM
20.0
1.5
0.25
4.6
30
3.0
70
3.465
450
1
3
UNITS
°C
Vdc
UNITS
MHz
ppm
ppm
ppm
ppb
ppm
°C
Vdc
mA
ps RMS
ps RMS
NOTE
TABLE 2.0
NOTE
1,4
2
3
4
ASOF3S3
DESCRIPTION
The Connor-Winfield
ASOF3S3 is a true Surface
Mount 3.3V Oven Controlled
Crystal Oscillator (OCXO)
with an LVCMOS output. The
ASOF3S3 is designed for
Stratum 3 applications
requiring tight frequency
stability and low jitter.
Period Jitter
Allan Variance (1 Second)
-
-
-
5.00 E-10
3
-
ps RMS
SSB Phase Noise at 10Hz offset
SSB Phase Noise at 10KHz offset
Start-Up Time: Oscillator
-
-
-
-90
-130
-
-
-
10
dBc/Hz
dBc/Hz
mS
FEATURES
Warm Up Time
TDEV at 1.0 seconds
TDEV at 4.0 seconds
-
-
-
-
-
-
5
1
2
Minutes
ns
ns
5
FIXED FREQUENCY OCXO
3.3V OPERATION
LVCMOS OUTPUT CHARACTERISTICS
TABLE 3.0
PARAMETER
MINIMUM
NOMINAL
MAXIMUM
UNITS
NOTE
LOW JITTER <1pS RMS
LOAD
Voltage
(High)
(Low)
(Voh)
(Vol)
-
2.6
-
-
-
-
15
-
0.4
pF
Vdc
Vdc
FREQUENCY STABILITY: ±0.25ppm
TEMPERATURE RANGE: 0 to 70°C
Current (High)
(Ioh)
-4
-
-
mA
(Low)
Duty Cycle at 50% of Vcc
Rise / Fall Time 10% to 90%
(Iol)
-
45
-
-
50
-
4
55
6
mA
%
ns
FREQUENCY TOLERANCE OF ±4.6ppm
OVER TWENTY YEARS
SURFACE MOUNT PACKAGE
PACKAG E CHARACTERISTICS
Package
TABLE 4.0
Surface Mount, Non-hermetic package consisting of an FR4 substrate with
TAPE AND REEL PACKAGING
PROCESS RECOMMENDATIONS
grounded metal cover.
TABLE 5.0
RoHS 5/6 COMPLIANT
Soldering Process
See the solder profile on page 2.
Wash
Notes:
1) Initial calibration @ 25 ° C
2) Frequency vs. temperature stability
Ultrasonic cleaning is not recommended
ORDERING INFORMATION
ASOF3S3 - 12.80MHz
3) Inclusive of calibration, operating temperature range, suppl y voltage change, shock and
vibration and aging (20 years).
4) Specifications at time of shipm ent after 48 hours of operation.
OCXO
SERIES
CENTER
FREQUENCY
5) Measured @ 25 ° C, within 5 minutes, the unit will be within +/-0.1ppm of its reference
frequency, measured after 30 minutes of continuous operation at a stable 25 ° C.
Specifications subject to change without notice.
DATA SHEET #:
Cx013
PAGE 1
OF
2
REV: 10
DATE:
11/28/06
a Copyright 2001 Connor-Winfield all rights reserved.
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