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Ultra Low Noise VCXO Series VLCU

Ultra Low Noise VCXO Series VLCUUltra Low Noise VCXO Series VLCU
Description:

FEATURES 

 Low Phase Noise 

 Low g-Sensitivity 

 Small SMD Package 

 Low Power Consumption 

APPLICATIONS 

 Instrument 

 Microwave Communication 

 Test & Measurement 

 Telecom Systems 

 Satellite Communication


ELECTRICAL SPECIFICATIONS 

1. OUTPUT (PIN = “R.F. OUTPUT”) 


Parameter

Min.

Typ.

Max.

Unit

Test Condition

1.1.

Frequency (Fo)

50


125

MHz

Standard Frequency : 100MHz, 122.88MHz, 125MHz

1.2.

Frequency Stability

(Overall)

-25


+25

ppm

Frequency stability includes frequency tolerance@25and

frequency stability vs. operating temperature range and voltage

variance and 10 years aging.

1.3.

Operating

Temperature Range

-20oC ~ +70oC

-40oC ~ +85oC


1.4.

Storage

Temperature Range

-45oC ~ +90oC


1.5.

Waveform

Sine wave



1.6.

Level

+10



dBm


1.7

Load


50



1.8

Harmonics



-30

dBc


1.1.

Phase Noise (Max.)

100MHz

122.88MHz

125MHz


Refer to Table 1 : Ordering Information

1.2.


-84

-80

-80

dBc/Hz

@ 10Hz

1.3.


-117

-112

-112

dBc/Hz

@ 100Hz

1.4.


-144

-142

-142

dBc/Hz

@ 1KHz

1.5.


-165

-163

-163

dBc/Hz

@ 10KHz

1.6.


172

-172

-172

dBc/Hz

@ 100KHz

1.7


-175

-175

-175

dBc/Hz

@ 1MHz

2. ELECTRICAL FREQUENCY ADJUSTMENT (PIN = “VCO INPUT”) 


Parameter

Min.

Typ.

Max.

Unit

Test Condition

2.1.

Pulling Range

+/-30



ppm


2.2.

Control Voltage

0


+5.0

V


2.3.

Slope

Positive



2.4.

Center Voltage


+2.5


V


2.5.

Linearity

-10


-10

%


2.6.

Modulation

Bandwidth

5



KHz


2.7

VC Input Impedance

1



Mohm


3. INPUT POWER (PIN = “+VDC”) 


Parameter

Min.

Typ.

Max.

Unit

Test Condition

3.1.

Voltag

+4.75

+5

+5.25

V


3.2.

Curren



30

mA

At maximum supply voltage

4. ENVIRONMENTAL 


Parameter

Reference Std.

Test Condition

4.1.

Vibration Test

DIN EN 60068-2-6

10~55Hz, 0.75mm Peak; 55~2000Hz, 10g Peak.

10 Cycles; 3 axis; 1Oct./min.

4.2.

Thermal Shock

DIN EN 60068-2-14

30 min. @each temperature 10 cycles,

Transfer<1min.; -40+/-3; 85+/-3

4.3.

Mechanical Shock

DIN EN 60068-2-27

6 shocks per axis, 100g; 6ms both directions

Table 1 : ORDERING INFORMATION 

-20oC ~ +70oC

VLCUWCWTNF-Frequency

-40oC ~ +85oC

VLCUWCWTNF-Frequency

PHASE NOISE TEST DATA 

VLCU-1.jpg

OUTLINE DRAWING

VLCU-2.jpg

Pin FUNCTIONS 

Pin

Function

#1

Vcon

#2

GND

#3

Output

#4

VDD

PRODUCT IDENTIFICATION (MARKING

VLCU-3.jpg

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