TX-502
Temperature Compensated Crystal Oscillator
High Precision
TX-502
Features
•
•
•
•
•
•
•
•
High Precision TCXO
OCXO Replacement
OCXO Temperature Performance
Low power consumption
Tight Tolerances
Frequency range
1
of 6.4 - 26 MHz
Standard Frequencies : 10, 12.8, 19.2, 20, 26 MHz
up to 40MHz on request
1
•
•
•
•
•
Applications
Base Station
Test Equipment
Femto Base Station
Communication Equipment
Digital Switching
Performance Specifications
Frequency Stabilities
1
(Standard - 6.4 to 26 MHz)
Parameter
vs. operating temperature range
(referenced to +25°C)
Min
-280
-140
-100
-100
-70
-50
-0.5
-10
-10
-10
-1.0
-3.0
Typical
Max
+280
+140
+100
-100
+70
+50
+0.5
+10
+10
+10
+1.0
+3.0
Units
ppb
ppb
ppb
ppb
ppb
ppb
ppm
ppb
ppb
ppb
ppm
ppm
Condition
-40 to +85°C
-40 to +85°C
-40 to + 85°C for some frequencies
1
-20 to +70°C
-20 to +70°C
-20 to + 70°C for some frequencies
1
at time of shipment, nominal EFC
V
S
±5% static
Load ±5% static
after 30 days of operation
after 30 days of operation
after 30 days of operation
Options
3
Initial tolerance
vs. supply voltage change
vs. load change
vs. aging / day
vs. aging / year
vs. aging / 10 years
Page 1 of 5
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Performance Specifications
Supply Voltage (Vs)
Parameter
Supply voltage (standard)
Current consumption
Min
3.135
Typical
3.3
Max
3.465
12
Units
VDC
mA
Condition
@HCMOS
RF Output
Signal [standard]
Load
Signal Level (Vol)
Signal Level (Voh)
Duty Cycle
Rise and Fall time
Tuning Range
Tuning Range
Linearity
Tuning Slope
Control Input Impedance
Control Voltage Range
80
0.3
100
1.65
-90
-117
-137
-148
-151
-152
0.2
8.0
Handling & Processing Note
±5.0
<10%
Positive
120
3.0
kOhm
VDC
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
ps RMS
g
with Vs=3.3V
10 Hz
100 Hz
1 kHz
10 kHz
100 kHz
1 MHz
@ 12 kHz to 20 MHz
2.6
40
60
5
Fixed TCXO; No adjust
ppm
%
ns
13.5
15
HCMOS
16.5
0.3
pF
VDC
with Vs=3.3V and 15pF Load
with Vs=3.3V and 15pF Load
@ (Voh-Vol)/2
@15 pF 10 to 90 %
Frequency Tuning (EFC) 6.4 to 26 MHz
Opti-
on
5
@ 12.8
MHz
HCMOS
3.3 V
with Vs=3.3 VDC
Additional Parameters
Phase Noise
2
Jitter
Weight
Processing & Packing
Absolute Maximum Ratings
supply voltage (Vs)
Output Load
Operable Temperature Range
Storage Temperature Range
-40
-40
6.0
50
+85
+90
V
pF
°C
°C
Page 2 of 5
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Outline Drawing / Enclosure
TX-502
Height “H”
5.9
Pin Length “L”
NA
Pin Connections
1
2
3
4
5
6
Control Voltage Input (Vc) / N.C.
N.C.
Ground (Case)
RF-Output
N.C.
Supply Voltage Input (Vs)
Dimensions in mm
Page 3 of 5
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Standard Shipping Method (TX-502)
Enclosure Type
G287
Tape Width W (mm)
24
Quantity per meter
83,3
Quantity per reel
850
Dimension P
12
Recommended Reflow Profile
Profile Feature
Average ramp-up rate (T
L
to T
P
)
Preheat
-Temperature Min T
Smin
-Temperature Min T
Smax
-Time (min to max) t
S
Pb-Free Assembly/
Sn-Pb Assembly
3°C/second max.
150°C
200°C
60-180 seconds
3°C/second max
217°C
60-150 seconds
max 260°C
Profile Feature
Time 25°C to Peak Temperature
Time maintained above
-Temperature (T
L
)
-Time (t
L
)
Pb-Free Assembly/
Sn-Pb Assembly
8 minutes max.
217°C
60-150 seconds
TSmax to TL -Ramp-up Rate
Time maintained above
-Temperature (T
L
)
-Time (t
L
)
Peak Temperature (T
P
)
Time within 5°C of actual Peak
Temperature (t
P
)
Ramp-down Rate
20-40 seconds
6°C/ second max
Note:
All temperatures refer to topside of the package, measured on the package body surface.
Page 4 of 5
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Ordering Information
TX - 502
Product Family
TX: TCXO
0 - E A J - 107 0 - 10M0000000
Frequency
Package
High PrecisionTCXO
SMD version: 502
Height
0: 5.9 mm
Supply Voltage
E: 3.3V
RF Output Code
A: HCMOS
Stability Code
287: ±280 ppb
147: ±140 ppb
107: ±100 ppb
708: ±70 ppb
508: ±50 ppb
Temperature Range
J: -20°C to +70°C
E: -40°C to +85°C
Frequency Control
0: No Tuning
1: > ±5.0 ppm
Notes:
1. Contact factory for improved stabilities or additional product options. Not all options and codes are available at all
frequencies.
2. Phase noise degrades with increasing output frequency.
3. Contact factory for availability.
Unless other stated all values are valid at typical conditions for supply voltage, frequency control voltage, load, temperature (25°C).
Subject to technical modification.
For Additional Information, Please Contact
USA:
Vectron International
267 Lowell Road
Hudson, NH 03051
Tel: 1.888.328.7661
Fax: 1.888.329.8328
Europe:
Vectron International
Landstrasse, D-74924
Neckarbischofsheim, Germany
Tel: +49 (0) 7268.801.100
Fax: +49 (0) 7268.801.282
Asia:
Vectron International
1589 Century Avenue, the 19th Floor
Chamtime International Financial Center
Shanghai, China
Tel: 86.21.6081.2888
Fax: 86.21.6163.3598
Disclaimer
Vectron International reserves the right to make changes to the product(s) and or information contained herein without notice. No liability is assumed as a result of their use or application.
No rights under any patent accompany the sale of any such product(s) or information.
Rev: 11/2010
Page 5 of 5
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
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