Data Sheet

1190100-XXX
OCXO 22 X 25.4 mm
20 MHz
Stratum 3E
FEATURES
• Industry Standard 22 x 25.4mm SMT package
• Compliant to Stratum 3E per GR-1244-Core
and GR-253-Core
• 20 MHz
• 3.3V or 5.0V operation
• Low Phase Noise
• Tape and Reel Packaging
• Fully compliant to RoHS Directive 2002/95/EC
DESCRIPTION
The CTS model 1190100 is a low cost, small size,
high performance OCXO. The high quality CTS
Quartz Crystal used in this OCXO offers high
stability and low jitter/phase noise, making it the
ideal choice for any telecommunications system.
Applications: Telecom Switching
Wireless Communication
Timing over Packet
ELECTRICAL SPECIFICATIONS
Parameter
Conditions & Remarks
Min
Typical
Max
Unit
Operating Conditions
Operating Temperature Range
-40
-
+85
°C
3.135
4.750
3.3
5.0
3.465
5.250
Vdc
during warm up
-
-
4.0
W
steady state @ 25°C
-
-
1.5
W
Output to Ground
5
10
15
pf
Frequency
fNOM
-
20
-
MHz
Calibration
∆f/fNOM; TA=25°C;
at time of shipment
-
±75
± 200
ppb
-
7
10
ppb, pk-pk
± 5%
-
±1
±3
ppb
Per day, at time of shipment
-
±0.5
±1
ppb/day
first year
-
-
± 100
ppb/year
10 years
-
-
± 700
-
-
11
ppb, pk-pk
-
-
±2.5
ppm
Supply Voltage (Vcc)
TOP
3.3V
5.0 V
Power Consumption
Load
Frequency Stability
vs Operating Temperature
C range = -20°C to +70°C
I range = -40°C to +85°C
vs Supply Voltage
Aging
24-Hour Holdover Stability
Total Free-Run Accuracy
1190100
Inclusive of operating temp and
24 hours aging drift (after 8 hours
operation following 24 hours off –
see Note 1)
Under all operating conditions for
10 years
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ppb/ 10years
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1190100-XXX
OCXO 22 X 25.4 mm
20 MHz
Stratum 3E
Parameter
Conditions & Remarks
Min
Typical
Max
Unit
24 hours, at constant
temperature (after 8 hours
operation following 24 hours off
– see Note 1)
-
-
±1
ppb
1.0 sec
-
0.02
ppb
Frequency Stability continued
Drift
Short Term Stability
ADEV (in still air)
< 0.01
10 sec
-
0.01
0.03
ppb
100 sec
-
0.02
0.05
ppb
1000 sec
-
0.05
0.1
ppb
10,000 sec
-
0.07
0.2
ppb
Wander Generation
MTIE and TDEV per Stratum 3E requirements of Telcordia GR-1244-CORE and GR-253-CORE
TA=25°C; to within 50ppb of
freq. @ 30 min
Warm-Up Time
-
-
5
minutes
Phase Noise
10 Hz
-
-120
-110
dBc/Hz
100 Hz
-
-135
-130
dBc/Hz
1 kHz
-
-145
-140
dBc/Hz
10 kHz
-
-152
-145
dBc/Hz
-
-
-70
dBc
Spurious
Output Parameters
HCMOS
Output Signal Square Wave
VOL
-
-
10%VCC
VOH
90% VCC
-
-
Amplitude
Vdc
Rise / Fall Times
10% to 90% @ 10pf load
-
-
8
ns
Duty Cycle
@ 50 % of output signal
45
50
55
%
Note 1:
8 hours operation required if off for 24 hours
24 hours operation required if off for up to 1 week
48 hours operation required if off for up to 1 month
Options and Part Number :
Dash No.
-001
-002
-003
-004
1190100
Supply Voltage
Operating Temp. Range
Part Number
+5.0 Vdc
-20°C to +70°C
1190100-001
+5.0 Vdc
-40°C to +85°C
1190100-002
+3.3 Vdc
-20°C to +70°C
1190100-003
+3.3 Vdc
-40°C to +85°C
1190100-004
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1190100-XXX
OCXO 22 X 25.4 mm
20 MHz
Stratum 3E
Typical Wander Generation MTIE performance
Typical Wander Generation TDEV performance
100
100
10
MTIE
10
nSec
TDEV
nSec
1
0.1
1
0.01
0.1
1
10
100
1000
10000
100000
0.01
0.01
0.1
1
10
Seconds
MTIE
100
1000
10000
100000
Seconds
GR-1244 Mask
TDEV
GR-1244 Mask
Wander Generation and Holdover Test Report available upon request.
Environmentals
Soldering
Maximum reflow temperature, 245°C for 10 seconds, 2 40°C for 20 seconds, per
IPC/JEDEC J-STD-020C
MSL
Level 1
RoHS
Lead-Free. Fully compliant to RoHS Directive 2002/95/EC
Shock :
500 G’s, 1msec, 5 shocks in each of 6 directions
Sinusoidal Vibration :
10 Hz to 55 Hz with a double amplitude of 0.75mm, 10 g’s peak from 55 Hz to 2000Hz, for
30 minutes in each of three perpendicular directions
Random Vibration :
5.35 G’s RMS. 20 to 500 Hz, per MIL-STD-202F,
Method 214, 15 minutes each axis.
Seal :
Non hermetic
Marking Permanency :
per MIL-STD-202F, Method 215J.
Attachment Method :
SMT
Storage Temperature
Range:
-40°C to +85°C
1190100
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1190100-XXX
OCXO 22 X 25.4 mm
20 MHz
Stratum 3E
MECHANICAL SPECIFICATIONS
PACKAGE DRAWING
1190100
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1190100-XXX
OCXO 22 X 25.4 mm
20 MHz
Stratum 3E
1190100
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1190100-XXX
OCXO 22 X 25.4 mm
20 MHz
Stratum 3E
Packing: Tape and Reel
USER DIRECTION
OF UNREELING
1. MEASURED FROM THE CENTERLINE OF SPROCKET
HOLE TO CENTERLINE OF THE POCKET
HOLE AND FROM THE CENTERLINE OF SPROCKET HOLE
TO CENTERLINE OF THE POCKET
2. CUMULATIVE TOLERANCE OF 10 SPROCKET HOLES IS
±0.20
3. THIS THICKNESS IS APPLICABLE AS MEASURED AT THE
EDGE OF THE TAPE
4. MATERIAL:BLACK POLYSTYRENE
5. DIM IN MM
6. ALLOWABLE CAMBER TO BE 1mm PER 100mm IN
LENGTH,NON-CUMULATIVE OVER 250mm
7. UNLESS OTHERWISE SPECIFIED,TOLERANCE ±0.10
8. MEASUREMENT POINT TO BE 0.3 ABOVE THE INDICATED
POINT.
9. SURFACE RESISTIVITY:FROM10 TO 10 OHMS/SQ
10. MAXIMUM QUANTITY 50 UNITS IN ONE TAPE&REEL
11. UNITS: MM
1190100
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