TX-550
Temperature Compensated Crystal Oscillator
The TX-550 Series TCXO innovative manufacturing and the latest technology to provide extremely low phase noise and
g-sensitivity. The assembly includes a dual crystal circuit to cancel opposing g-sensitivuty vectors.
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
• Low Phase Noise, Low G-Sensitivity
• Fully RoHS Compliant
• Surface Mount, Low Prole
• High Shock Survival up 20K g
• Frequency Range: 8 MHZ to 80 MHZ
• Military Portable Radios
• GPS Telemetry
• Test and Measurement Equipment
Features Applications
Description
TX-550
Parameter Min Typ Max Units Condition
Frequency Stabilities1
vs. operating temperature range
(referenced to +25°C)
-2.0
-1.0
-0.5
-0.28
+2.0
+1.0
+0.5
+0.28
ppm
ppm
ppm
ppm
-40… +85°C
-40… +85°C
-20… +70°C
0… +50°C
Initial Tolerance
vs. supply voltage change
vs. load change
vs. aging / 1 year
vs. aging
-1.0
-0.1
-0.2
±1
+1.0
+0.1
+0.2
4.0
ppm
ppm
ppm
ppm
ppm
at time of shipment, nominal EFC
Vs ± 5%
Load ± 10%
@ +40°C
for 15 years
Supply Voltage (Vs)
Supply voltage 4.75 5.0 5.25 VDC
Supply voltage 3.135 3.3 3.465 VDC
Supply voltage 2.7 2.8 2.9 VDC
Current consumption 35 mA Depends on frequency
RF Output
Performance Specications
Performance Specications
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Parameter Min Typ Max Units Condition
Signal HCMOS
Load 15 pF
Signal Level (Vol) 0.1*Vs V
Signal Level (Voh) 0.9*Vs V
Rise/Fall Time 5 ns @ nominal Load and 10% to 90% of waveform
Duty cycle 40 50 60 %@ nominal Load and @ 50% level
Signal Clipped Sinewave
Level 1Vpp with Nominal Load
Load R 10 kohm
Load C 10 pF
Frequency Tuning (EFC)
Tuning Range Fixed; No adjust
Tuning Range ±5.0 ppm
Tuning Slope Positive
Control Voltage Range 0.0 Vs VDC
Freq. control input impedance 10 kohm
Additional Parameters1
Phase Noise3 (@ 20 MHz - no vibration) -90
-120
-140
-145
-150
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
10 Hz
100 Hz
1 kHz
10 kHz
100 kHz
G-Sensitivity 0.2 ppb/g per axis
Shock MIL-STD-202G; Method 213B; Test Condition B
Vibration Random MIL-STD-202G; Method 214A; Test Condition I-F
Vibration Sine MIL-STD-202G, METHOD 204D, Test Condition A
Thermal Cycling MIL-STD-202, METHOD 107, Test Condition A
Absolute Maximum Ratings
Supply voltage (Vs) 6.0 V Damage will occur beyond this level
Control Voltage 0Vs V
Operable temperature range -45 +90 °C
Storage temperature range -55 +105 °C
PhPphase PhaseNoise Plot:
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
T
Dimensions in inches (mm)
Outline Drawing / Enclosure
TX-550 Pin Connections
1 Electronic Frequency Control (EFC)
2 Ground
3 RF Output
4 Supply
Ordering Information
TX - 550 0 - D A T - 106 A - 10M0000000
Product Family
TX: TCXO
Package
9 x 11 mm
Height
0: C 0.15”
Supply Voltage
D: 5 Vdc
E: 3.3 Vdc
G: 2.8Vdc
Stability Code
206: ±2.0ppm
106: ±1.0ppm
507: ±0.5ppm
287: ±0.28ppm
466: ±4.6ppm (Stratum3)
Frequency
Tuning Option
A: No Tuning
B: Electrical Tuning
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
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. 11-7-2013 jar
For Additional Information, Please Contact
RF Output Code
A: HCMOS
F: Sinewave, clipped
Temperature Range
E: -40°C to +85°C
J: -20°C to +70°C
T: 0°C to +70°C
Notes:
1. Contact factory for improved stabilities or additional product options. Not all options and codes are available at all
frequencies.
2. Unless other stated all values are valid after warm-up time and refer to typical conditions for supply voltage, frequency
control voltage, load, temperature (25°C).
3. Phase noise degrades with increasing output frequency.
4. Subject to technical modication.
5. Contact factory for availability.
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) 3328.4784.17
Fax: +49 (0) 3328.4784.30
Asia:
Vectron International
68 Yin Cheng Road(C), 22nd Floor
One LuJiaZui
Pudong, Shanghai 200120, China
Tel: +86 21 6194 6886
Fax: +86 21 6194 6699
