
THE CONNOR-WINFIELD CORP.
2111 COMPREHENSIVE DRIVE.
AURORA, IL 60505.
FAX (630) 581-5040.
PHONE (630) 851-4722.
www.conwin.com
P R O D UC T D ATA S HE E T
Specifications subject to change without notice.
Copyright 2001 Connor-Winfield all rights reserved.
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CRYSTAL CONTROLLED OSCILLATORS
The Connor-Winfield
ASOF5S3 is a true Surface
Mount 5.0V Oven Controlled
Crystal Oscillator (OCXO)
with an HCMOS output. The
ASOF5S3 is designed for
Stratum 3 applications
requiring tight frequency
stability and low jitter.
1
2
ASOF5S3 - 12.80MHz
OCXO
SERIES
CENTER
FREQUENCY
FEATURES
DESCRIPTION
ORDERING INFORMATION
FIXED FREQUENCY
5.0V OPERATION
LOW JITTER <3pS RMS
TEMPERATURE STABILITY
±0.25ppm
FREQUENCY TOLERANCE OF
±4.6ppm OVER TEN YEARS
SURFACE MOUNT PACKAGE
TAPE AND REEL PACKAGING
SURFACE MOUNT 5.0V HCMOS STRATUM 3 OCXO
ASOF5S3
Cx012
02
5/29/03
C
A
ABSOLUTE MAXIMUM RATINGS
PARAMETER
Storage Temperature
Supply Voltage
OPERATING SPECIFICATIONS
PARAMETER
Center Frequency
Frequency Calibration
Frequency Stability
Total Frequency Tolerance
Operating Temperature Range
Supply Voltage
Supply Current
Jitter (BW =10Hz to 20MHz)
Allan Variance (1 Second)
SSB Phase Noise at 10Hz offset
SSB Phase Noise at 10KHz offset
Start-Up Time: Oscillator
Warm Up Time
TDEV at 1.0 seconds
TDEV at 4.0 seconds
HCMOS OUTPUT
CHARACTERISTICS
PARAMETER
LOAD
Voltage (High)
(Low)
Current (High)
(Low)
Duty Cycle at 50% of Vcc
Rise / Fall Time 10% to 90%
PACKAGE CHARACTERISTICS
Package
TABLE 1.0
NOTE
UNITS
(Vcc)
MINIMUM
-40
-0.5
NOMINAL
-
-
MAXIMUM
85
7
UNITS
°C
Vdc
TABLE 2.0
MINIMUM
-1.5
-0.25
-4.6
0
4.75
-
-
-
-
-
-
-
-
-
NOMINAL
12.800
-
-
-
5.00
-
-
5.00 E-10
-75
-130
-
-
-
-
MAXIMUM
1.5
0.25
4.6
70
5.25
350
3
-
-
-
10
5
1
2
UNITS
MHz
ppm
ppm
ppm
°C
Vdc
mA
pS RMS
dBc/Hz
dBc/Hz
mS
Minutes
nS
nS
NOTE
(Fo)
(Vcc)
(Icc)
1
2
3
4
TABLE 3.0
MINIMUM
-
4.5
-
-4
-
45
-
NOMINAL
-
-
-
-
-
50
-
MAXIMUM
15
-
0.4
-
4
55
6
UNITS
pF
Vdc
Vdc
mA
mA
%
nS
NOTE
(Voh)
(Vol)
(Ioh)
(Iol)
TABLE 4.0
Surface Mount, Non-hermetic package consisting of an FR4 substrate with
grounded metal cover.
PROCESS
RECOMMENDATIONS
Solder Reflow
TABLE 5.0
The component solder used internal to this device has a melting point of 221
°
C. The peak
temperature inside the device should be less than or equal to 220
°
C for a maximum of 10
seconds
Ultrasonic cleaning is not recommended
Wash
Notes:
1) Initial calibration @ 25
°
C
2) Frequency vs. temperature stability
3) Inclusive of calibration, operating temperature range, supply voltage change, shock and vibration
and aging (10 years).
4) 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.