TX-550
Temperature Compensated Crystal Oscillator
TX-550
Description
The TX-550 Series TCXO utilizes innovative manufacturing and the latest technology to provide extremely low phase noise and
g-sensitivity.
Features
•
•
•
•
•
•
•
Low Phase Noise, Low G-Sensitivity
Stratum 3 Compliant
Fully RoHS Compliant
Surface Mount, Low Pro le
High Shock Survival up 20K g
Frequency Range: 8 MHz to 50 MHz
Previous Model: C2290
Applications
• Military Portable Radios
• GPS Telemetry
• Test and Measurement Equipment
Performance Speci cations
Parameter
vs. operating temperature range
(referenced to +25°C)
Min
-2.0
-1.0
-0.5
-0.28
-4.6
-0.28
-0.8
Typ
Max
+2.0
+1.0
+0.5
+0.28
+4.6
+0.28
+0.8
+1.0
+0.1
+0.2
Units
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
Condition
-40… +85°C
-40… +85°C
-20… +70°C
0… +50°C
Stratum 3, GR-1244-CORE,
for all causes and 15 yrs aging
0...+50°C
-20...+70°C
at time of shipment, nominal EFC
Vs ± 5%
Load ± 10%
@ +40°C
for 15 years
Frequency Stabilities
1
Total stability
Initial Tolerance
vs. supply voltage change
vs. load change
vs. aging / 1 year
vs. aging
-1.0
-0.1
-0.2
±1
4.0
Supply Voltage (Vs)
Supply voltage
Supply voltage
4.75
3.135
5.0
3.3
5.25
3.465
VDC
VDC
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Performance Speci cations
Parameter
Supply voltage
Current consumption
Min
2.7
Typ
2.8
Max
2.9
35
Units
VDC
mA
Condition
Depends on frequency
RF Output
Signal
Load
Signal Level (Vol)
Signal Level (Voh)
Rise/Fall Time
Duty cycle
Signal
Level
Load R
Load C
40
50
0.9*Vs
5
60
15
0.1*Vs
HCMOS
pF
V
V
ns
%
@ nominal Load and 10% to 90% of waveform
@ nominal Load and @ 50% level
Clipped Sinewave
1
10
10
Vpp
kohm
pF
with Nominal Load
Frequency Tuning (EFC)
Tuning Range
Tuning Range
Tuning Slope
Control Voltage Range
Freq. control input impedance
0.0
10
±5.0
Positive
Vs
VDC
kohm
Fixed; No adjust
ppm
Additional Parameters
1
Phase Noise
3
(@ 20 MHz - no vibration)
-90
-120
-140
-145
-150
0.2
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
ppb/g
10 Hz
100 Hz
1 kHz
10 kHz
100 kHz
per axis
MIL-STD-202G; Method 213B; Test Condition G
MIL-STD-202G; Method 214A; Test Condition I-F
MIL-STD-202G, METHOD 204D, Test Condition A
MIL-STD-202, METHOD 107, Test Condition A
Absolute Maximum Ratings
Supply voltage (Vs)
Control Voltage
Operable temperature range
Storage temperature range
0
-45
-55
6.0
Vs
+90
+105
V
V
°C
°C
Damage will occur beyond this level
G-Sensitivity
Shock
Vibration Random
Vibration Sine
Thermal Cycling
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
PhPphase
PhaseNoise Plot:
Standard Shipping Method
Enclosure Type
TX-550
Tape width W [mm]
Quantity per meter
Quantity per reel
24
62.5
500
Production tolerance complying DIN IEC 286-3
Dimension P
16
Recommended Re ow Pro le
Outline Drawing / Enclosure
T
TX-550 Pin Connections
1
Dimensions in inches (mm)
2
3
4
Electronic Frequency Control (EFC)
Ground
RF Output
Supply
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
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