137NADNS20M000 [CTS]
HCMOS Output Clock Oscillator;
| 型号： | 137NADNS20M000 |
| 厂家： | 
CTS |
| 描述： | HCMOS Output Clock Oscillator 机械 振荡器 |
| 文件： | 总7页 (文件大小：295K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Model 137
Stratum 3, DIL OCXO (SMT or TH)
FEATURES
• Compliant to Stratum 3 of GR-1244-CORE
• Surface Mount or Thru hole DIL Package
• 3.3V or 5.0V operation
• Low Jitter/Phase Noise
• Tape and Reel Packaging
DESCRIPTION
The CTS Model 137 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
RoHS Status
• Wireless Communication
• Timing over Packet
ELECTRICAL SPECIFICATIONS
Parameter
Conditions & Remarks
Min
Typical
Max
Unit
Operating Conditions
Operating Temperature
Range (optional)
TOP
-40
-
+85
°C
3.135
4.75
3.3
5.0
3.465
5.25
Supply Voltage (Vcc)
See How to Order table
during warm up
Vdc
W
-
1.8
2.5
Power Consumption
steady state @ 25°C
-
0.75
1.0
W
Load
Output to Ground
5
10
15
pf
Frequency Stability
Std Frequencies:
10, 12.8, 16.384,
19.44, 20, 25, 26
Frequency
Calibration
FNOM
10
26
MHz
∆F/FNOM; TA=25°C;
at time of shipment
-
-
± 0.2
±0.1
± 0.5
ppm
ppm
vs Operating Temperature
vs Supply Voltage
-40°C to +85°C
± 5%
-
-
± 5
-
ppb
ppb
Per day, at time of shipment
±5
Aging
first year
10 years
-
-
-
-
± 500
±3.5
ppb
ppm
Inclusive of operating temp
and 24 hours aging drift
(Stability option R)
Under all operating conditions
for 10 years
24-Hour Holdover Stability
-
-
-
-
0.37
ppm
ppm
Total Free-Run Accuracy
± 4.6
137-series
Page 1 - 7
Rev B
North America: +1-800-982-5737 • International: +1-508-435-6831 • Asia: +65-655-17551 • frequencysales@ctscorp.com
Specifications are subject to change without notice
Model 137
Stratum 3, DIL OCXO (SMT or TH)
ELECTRICAL SPECIFICATIONS (Continued)
Parameter
Conditions & Remarks
Min
Typical
Max
Unit
Frequency Stability continued
Constant temperature per
GR-1244-CORE
Drift (24 hours)
-
-
± 40
ppb
Wander Generation
Warm-Up Time
MTIE and TDEV per Stratum 3 requirements of Telcordia GR-1244-CORE
TA=25°C; to within 10ppb of
-
-
5
-
minutes
ppm
freq. @ 30 min
Electronic Frequency Control - EFC (option)
Fmin @ Vc = 0.1 Vcc
Frequency Tuning (Vc)
Fmax @ Vc = 0.9 Vcc
(at time of shipment)
± 8.0
± 10
Output Parameters
Output Signal, Square
Wave
HCMOS
VOL
-
-
-
10%VCC
Amplitude
Vdc
ns
VOH 90% VCC
-
Rise / Fall Times
Duty Cycle
10% to 90% @ 10pf load
@ 50 % of output signal
-
3
5
45
50
-105
-135
-150
-154
-
55
%
10 Hz
100 Hz
-
-
-
-
-
-
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc
-
-
Phase Noise (20MHz)
Spurious
1 kHz
10 kHz
-
-70
Mechanical and Environmental
Maximum reflow temperature, 245°C for 10 seconds, 240°C for 20 seconds, per
IPC/JEDEC J-STD-020D
Soldering
Note: Not intended for inverted reflow.
MSL
Level 1
RoHS
Shock :
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 1.5 mm, 10 g’s peak from 55 Hz to 2000Hz, for
30 minutes in each of three perpendicular directions
Sinusoidal Vibration :
Random Vibration :
5.35 G’s RMS. 20 to 500 Hz, per MIL-STD-202F,
Method 214, 15 minutes each axis.
Seal :
Hermetic
Marking Permanency :
Packaging :
MIL-STD-202F, Method 215J.
Tape and Reel for Surface Mount Package; Bulk Pack in Foam for Thru-Hole Package
Storage Temperature
Range:
-45°C to +95°C
137-series
Page 2 - 7
Rev B
North America: +1-800-982-5737 • International: +1-508-435-6831 • Asia: +65-655-17551 • frequencysales@ctscorp.com
Specifications are subject to change without notice
Model 137
Stratum 3, DIL OCXO (SMT or TH)
How to Order
Temp
Range
Supply
Voltage
Model
Stability
EFC
Package Style
Frequency Code
137
N
B
E
N
T
M
Code
Stability
Code Specification
Code Specification
N
R
T
±250 ppb
±100 ppb
±50 ppb
T
S
Thru hole
SMT
D
E
5V ± 5%
3.3V ± 5%
Code Specification
V
N
EFC
None
Code
Temp range
Code
Frequency (MHz)
A
B
C
D
G
0 to 50°C
0 to 70°C
-10 to 60°C
-20 to 70°C
-40 to 85°C
10M000
12M800
16M384
19M440
20M000
25M000
26M000
Custom
10.000
12.800
16.384
19.440
20.000
25.000
26.000
XXMXXX
Part Number Example: 137RBENT10M000
Model 137 Stability Matrix
Stability
N
R
T
Temp Range
(±250 ppb)
(±100 ppb)
(±50 ppb)
A (0 to 50°C)
B (0 to 70°C)
C (-10 to 60°C)
D (-20 to 70°C)
G (-40 to 85°C)
*
*
*
*
*
*
*
*
*
*
*
*
*
137-series
Page 3 - 7
Rev B
North America: +1-800-982-5737 • International: +1-508-435-6831 • Asia: +65-655-17551 • frequencysales@ctscorp.com
Specifications are subject to change without notice
Model 137
Stratum 3, DIL OCXO (SMT or TH)
MECHANICAL SPECIFICATIONS
Figure 1 - PACKAGE DRAWING – Surface Mount
Pad termination finish: Gold flash < 10 µ inch, over Ni plated Cu
CTS**
137XXXXX
XXMXXX
YYWW XXXXXX
137
Rev B
North America: +1-800-982-5737 • International: +1-508-435-6831 • Asia: +65-655-17551 • frequencysales@ctscorp.com
Specifications are subject to change without notice
Model 137
Stratum 3, DIL OCXO (SMT or TH)
Figure 2 - PACKAGE DRAWING – Through Hole
Lead Termination Finish : Solder Coated, 96.5% / 3.5% Sn/Ag
CTS**
137XXXXX
XXMXXX
YYWW XXXXXX
137-series
Page 5 - 7
Rev B
North America: +1-800-982-5737 • International: +1-508-435-6831 • Asia: +65-655-17551 • frequencysales@ctscorp.com
Specifications are subject to change without notice
Model 137
Stratum 3, DIL OCXO (SMT or TH)
Packing: Tape and Reel
137-series
Page 6 - 7
Rev B
North America: +1-800-982-5737 • International: +1-508-435-6831 • Asia: +65-655-17551 • frequencysales@ctscorp.com
Specifications are subject to change without notice
Model 137
Stratum 3, DIL OCXO (SMT or TH)
137-series
Page 7 - 7
Rev B
North America: +1-800-982-5737 • International: +1-508-435-6831 • Asia: +65-655-17551 • frequencysales@ctscorp.com
Specifications are subject to change without notice
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