VFT2 Series Surface Mount UHF VCXO/XO
Product Data Sheet
Features
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Small, Low Profile FR4 based SMD
Package, compatible with Ceramic
5x7mm or 5x7.5 mm
Very Low Phase Jitter and Phase Noise
Excellent Frequency Stability
Low Aging Crystal
Complementary Output Standard
Enable/Disable Standard
Very High Frequency
Available as a CLOCK, add “C” to part #
COOL…TO THE TOUCH
Applications
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Optical Networking, SONET/SDH
10 Gbit Ethernet
Frequency Translation
0.2 (5,1 mm)
V cc
5V
0.3 (7,6 mm)
82 Ohm
82 O hm
6
Vc
1
2
D UT
5
4
0.1 (2,5 mm)
O U TPUT
En/Dis
O U TPUT
3
120 O hm
GND
120 O hm
1
6
Ø0.04 (1,0 mm)
2
5
3
4
0.200 (5.08 mm)
Creating a Part Number
VFT2
C for
clock
Supply Voltage
Code
5
3
Specification
5V ±5%
3.3V ±5%
-APR, ppm,
Stability for
clock, ppm
FREQUENCY, MHz
SMD Reflow Profile
250
Temperature, °C
200
150
100
50
0
0
50
100
150
200
Temperature Range
Code
A
B
C
Specification
-10°C to 60°C
0°C to 70°C
-40°C to 85°C
Time, s
VF Technologies
•
75 South Street, Hopkinton, MA 01748
•
Tel. 1-800-XTALREP, 508-435-6831
•
FAX 508 4355289
1
VFT2 Series Surface Mount UHF VCXO/XO
Specifications
Parameter
Symb
Input Break
Down Voltage
Storage temp.
Contr. Voltage
Vcc
Ts
Vc
F
Vcc
Icc
∆F/F
Condition
Min
Typ
Max
Unit
Note
Absolute Maximum Ratings
-0.5
-55
-1
10
4.75
3.15
5.00
3.30
7.0
85
9
1,000
5.25
3.45
75
V
°C
V
MHz
V
mA
ppm
ppm/V
ppm/year
%
ns
V
V
ms
ps
dBc/Hz
Std
LV
Electrical
Frequency
range
Input Voltage
Input Current
Frequency
Stability
Load
Duty cycle
Rise/Fall time
Logic "1" level
Logic "0" level
Start up time
Phase jitter
SSB Phase Noise
50 Ohm Load
vs. Temperature
±20
vs. Vcc
±3
aging
±1
50 Ohm to Vcc-2V or Thevenin Equiv. Bias Required
@50%
45
50
55
Tr/Tf
20 to 80 %
0.6
Voh
Vcc-0.96
Vcc-0.81
Vol
Vcc-1.85
Vcc-1.65
Ts
2
10
1
1σ
@100 Hz
@1 KHz
@10 KHz
@100 KHz
fm
@Vc=2.5V
fm < 10KHz
0
0
±100
-90
-120
-140
-145
-40
>10KHz
> 50Kohm
First Year
fj>1KHz,
also valid for 50
KHz to 80 Mhz
@ 622.08 MHz
Subharmonics
Modulation BW
Input
Impedance
Control voltage
Deviation
-35
dB
F > 250 MHz
@-3db
Vc
Vc=0V to 5V,25°C
Vc=0V to 3.3V,25°C
Over all
5
3.3
V
ppm
Std
LV
±50
ppm
Absolute usable
pull range
Monotonic, positive
50
ppm/V
Deviation slope
-10
+10
%
Linearity
Vc0
@25°C, Fnom.
2.0
2.5
3.0
V
Setability (Vc
1.25
1.65
2.05
for center freq.)
DISABLED
Enable/disable
Input HIGH (>2.5V):
Input LOW (<0.5V) or floating: ACTIVE
Function
100
ns
Enable/disable
Te/Td
Time
Environmental and Mechanical
0°C to 70°C (-40°C to 85°C available)
Operating temp.
range
Per MIL-STD-202, Method 213, Cond. E
Mechanical Shock
Per MIL-STD-883, Method 1011, Cond. A
Thermal Shock
Per MIL-STD-883, Method 2007, Cond. A
Vibration
230°C for 90s Max
Soldering Conditions
Hermetic Seal
Leak rate less than 5x10-8 atm.cc/s of helium (crystal only)
Electrical Connections
Pin Out
1
Std
LV
Pin #1- Voltage Control
Pin #2 - Negative Enable (internal pulldown)
Pin #3 - Case, Gnd
Pin #4 - Output
Pin #5 - Complementary Output Pin #6 - Vcc
Rev 04282004
VF Technologies
•
75 South Street, Hopkinton, MA 01748
•
Tel. 1-800-XTALREP, 508-435-6831
•
FAX 508 4355289
2
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