1190300-XXX
OCXO 22 X 25.4 mm
24.576 MHz
Stratum 3E
FEATURES
Industry Standard 22 x 25.4mm SMT package
Compliant to Stratum 3E per GR-1244-Core
and GR-253-Core
3.3V or 5.0V operation
Low Phase Noise
Tape and Reel Packaging
DESCRIPTION
The CTS model 1190300 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
RoHS Status
ELECTRICAL SPECIFICATIONS
Parameter
Operating Conditions
Operating Temperature Range
Supply Voltage (Vcc)
T
OP
3.3V
5.0 V
during warm up
Power Consumption
steady state @ 25°C
Load
Output to Ground
-
5
-
10
1.2
15
W
pf
-40
3.135
4.750
-
-
3.3
5.0
-
+85
3.465
5.250
2.5
°C
Vdc
W
Conditions & Remarks
Min
Typical
Max
Unit
Frequency Stability
Frequency
Calibration
vs Operating Temperature
(See options table)
vs Supply Voltage
± 5%
Per day, at time of shipment
Aging
first year
10 years
24-Hour Holdover Stability
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
Page 1 - 7
f
NOM
f/f
NOM
; T
A
=25°C;
at time of shipment
-20°C to +70°C
-40°C to +85°C
-
-
-
-
-
-
-
-
24.576
±75
7
±1
±0.5
-
-
-
-
± 200
10
±3
±1
± 100
± 700
11
MHz
ppb
ppb, pk-pk
ppb
ppb/day
ppb/year
ppb/ 10years
ppb, pk-pk
Total Free-Run Accuracy
-
-
±2.5
ppm
1190300 Data Sheet
Rev. A
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 •
www.ctsvalpey.com
Specifications are subject to change without notice
1190300-XXX
OCXO 22 X 25.4 mm
24.576 MHz
Stratum 3E
Parameter
Conditions & Remarks
24 hours, at constant
temperature (after 8 hours
operation following 24 hours off –
see Note 1)
1.0 sec
10 sec
Short Term Stability
ADEV (in still air)
100 sec
1000 sec
10,000 sec
Wander Generation
Warm-Up Time
Min
Typical
Max
Unit
Frequency Stability continued
Drift
-
-
-
-
-
-
-
< 0.01
0.01
0.02
0.05
0.07
±1
0.02
0.03
0.05
0.1
0.2
ppb
ppb
ppb
ppb
ppb
ppb
MTIE and TDEV per Stratum 3E requirements of Telcordia GR-1244-CORE and GR-253-CORE
T
A
=25°C; to within 50ppb of freq.
@ 30 min
-
-
5
minutes
Output Parameters
Output Signal
V
OL
Amplitude
V
OH
Rise / Fall Times
Duty Cycle
10% to 90% @ 10pf load
@ 50 % of output signal
10 Hz
100 Hz
Phase Noise
1 kHz
10 kHz
Spurious
90% V
CC
-
45
-
-
-
-
-
-
-
50
-
-
-
-
-
-
8
55
-105
-130
-145
-150
-70
ns
%
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc
-
HCMOS
-
10%V
CC
Vdc
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
Supply Voltage
+5.0 Vdc
+5.0 Vdc
+3.3 Vdc
+3.3 Vdc
Operating Temp. Range
-20C to +70C
-40C to +85C
-20C to +70C
-40C to +85C
Part Number
1190300-001
1190300-002
1190300-003
1190300-004
1190300 Data Sheet
Page 2 - 7
Rev. A
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 •
www.ctsvalpey.com
Specifications are subject to change without notice
1190300-XXX
OCXO 22 X 25.4 mm
24.576 MHz
Stratum 3E
Typical Wander Generation MTIE performance
100
Typical Wander Generation TDEV performance
100
10
MTIE
10
nSec
TDEV
nSec
1
0.1
1
0.01
0.1
1
10
100
Seconds
1000
10000
100000
0.01
0.01
0.1
1
10
100
Seconds
1000
10000
100000
MTIE
GR-1244 Mask
TDEV
GR-1244 Mask
Environmentals
Soldering
MSL
RoHS
Shock :
Sinusoidal Vibration :
Random Vibration :
Seal :
Marking Permanency :
Attachment Method :
Storage Temperature
Range:
Maximum reflow temperature, 245°C for 10 seconds, 240°C for 20 seconds, per
IPC/JEDEC J-STD-020C
Note: This product is not recommended for inverted reflow
Level 1
Lead-Free. Fully compliant to RoHS Directive 2011/65/EU
500 G’s, 1msec, 5 shocks in each of 6 directions
10 Hz to 55 Hz with a double amplitude of 1.5mm, 10 g’s peak from 55 Hz to 2000Hz, for
30 minutes in each of three perpendicular directions
5.35 G’s RMS. 20 to 500 Hz, per MIL-STD-202F,
Method 214, 15 minutes each axis.
Non hermetic
per MIL-STD-202F, Method 215J.
SMT
-40°C to +95°C
1190300 Data Sheet
Page 3 - 7
Rev. A
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 •
www.ctsvalpey.com
Specifications are subject to change without notice
1190300-XXX
OCXO 22 X 25.4 mm
24.576 MHz
Stratum 3E
MECHANICAL SPECIFICATIONS
PACKAGE DRAWING
1190300 Data Sheet
Page 4 - 7
Rev. A
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 •
www.ctsvalpey.com
Specifications are subject to change without notice
1190300-XXX
OCXO 22 X 25.4 mm
24.576 MHz
Stratum 3E
1190300 Data Sheet
Page 5 - 7
Rev. A
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 •
www.ctsvalpey.com
Specifications are subject to change without notice
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