
THE CONNOR-WINFIELD CORP.
2111 COMPREHENSIVE DRIVE.
AURORA, IL 60505.
FAX (630) 851-5040.
PHONE (630) 851-4722.
PRODUCT
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Specifications subject to change without notice.
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Copyright 2001 Connor-Winfield all rights reserved.
a
CRYSTAL CONTROLLED OSCILLATORS
The Connor-Winfield
ASOV3S3 is a true Surface
Mount 3.3V Oven Controlled
Crystal Oscillator (OCXO)
with an HCMOS output. The
ASOV3S3 is designed for
Stratum 3 applications
requiring tight frequency
stability and low jitter.
1
2
ASOV3S3 - 12.80MHz
OCXO
SERIES
CENTER
FREQUENCY
FEATURES
DESCRIPTION
ORDERING INFORMATION
FREQUENCY ADJUST
3.3V OPERATION
LOW JITTER <1pS RMS
TEMPERATURE STABILITY
±0.25ppm
FREQUENCY TOLERANCE OF
±4.6ppm OVER TWENTY YEARS
SURFACE MOUNT PACKAGE
TAPE AND REEL PACKAGING
SURFACE MOUNT 3.3V HCMOS STRATUM 3 OCXO
ASOV3S3
Cx019
05
11/12/04
www.conwin.com
C
W
0
1
0
7
A
S
O
V
3
S
3
1
2
.8
0
M
ABSOLUTE MAXIMUM RATINGS
TABLE 1.0
PARAMETER
UNITS
MINIMUM
NOMINAL
MAXIMUM
UNITS
NOTE
Storage Temperature
-40
-
85
°C
Supply Voltage
(Vcc)
-0.5
-
4.5
Vdc
Control Voltage
(Vc)
-0.5
-
4.5
Vdc
OPERATING SPECIFICATIONS
TABLE 2.0
PARAMETER
MINIMUM
NOMINAL
MAXIMUM
UNITS
NOTE
Center Frequency
(Fo)
1.544
-
20.0
MHz
Frequency Calibration, Vc=1.48 Vdc
-1.5
1.5
ppm
1
Frequency Stability
-0.25
-
0.25
ppm
2
Aging (Daily)
-30
-
30
ppb
3
Aging (20 Years)
-2.5
-
2.5
ppm
Total Frequency Tolerance
-4.6
-
4.6
ppm
4
Operating Temperature Range
0
-
70
°C
Supply Voltage
(Vcc)
3.135
3.3
3.465
Vdc
Supply Current
(Icc)
-
450
mA
Phase Jitter (BW=12KHz to 20MHz)
-
1
ps rms
Phase Jitter (BW=10Hz to 20MH z)
-
3
ps rms
Period Jitter
-
5
ps rms
SSB Phase Noise at 10Hz offset
-
-90
-
dBc/Hz
SSB Phase Noise at 10KHz offset
-
-135
-
dBc/Hz
Warm Up Time
-
5
Minutes
5
TDEV @ 1.0 Sec.
-
1
nS
TDEV @ 4.0 Sec.
-
2
nS
INTPUT CHARACTERISTICS
TABLE 3.0
PARAMETER
MINIMUM
NOMINAL
MAXIMUM
UNITS
NOTE
Control Voltage Range
(Vc)
0.3
1.48
3.0
Vdc
Frequency at Vc=0.3 Vdc
-22.5
-
-13.5
ppm
6
Frequency at Vc=3.0 Vdc
13.5
-
22.5
ppm
6
Slope of Frequency Adjust
5
-
ppm/V
Input Impedance
100k
-
Ohm
HCMOS OUTPUT CHARACTERISTICS
TABLE 4.0
PARAMETER
MINIMUM
NOMINAL
MAXIMUM
UNITS
NOTE
LOAD
-
15
pf
Voltage
(High)
(Voh)
2.6
-
Vdc
(Low)
(Vol)
-
0.4
Vdc
Current
(High)
(Ioh)
-4
-
mA
(Low)
(Ioh)
-
4
mA
Duty Cycle at 50% of Vcc
45
50
55
%
Rise / Fall Time 10% to 90%
-
6
nS
PACKAGE CHARACTERISTICS
TABLE 5.0
Package
Surface Mount, Non-hermetic package consisting of an FR4 substrate with
grounded metal cover.
PROCESS RECOMMENDATIONS
TABLE 6.0
Solder Reflow
The component solder used internal to this device has a mel ting 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
Wash
Ultrasonic cleaning is not recommended
Notes:
1) Initial calibration @ 25
°C, Vc=1.48 Vdc.
2) Frequency vs. temperature stability, 0 to 70
°C absolute.
3) At the time of shipment after48 hours of operation.
4) Inclusive of calibration, operating temperature range, supply voltage change, load change, shock
and vibration, 20 years aging, Vc=1.48 Vdc.
5) Measured @ 25
°C, within 5 minutes, the unit will be within +/-0.1ppm of its reference frequency,
measured after 30 minutes of continuo us operation at a stable 25
°C
6) Referenced to Fo @ 25°C, Positive Transfer Characteristic