Data Sheet

VFXO311
XO Ultra Low Jitter 2.5V, 3.3V
5x7mm SMD, LVPECL / LVDS / LVCMOS
Features





RoHS Status
60MHz to 320MHz frequency range
Differential output levels (LVPECL/LVDS)
Single ended LVCMOS output available
<0.2ps RMS jitter over 12kHz to 20MHz
Selectable OE logic
Applications



Optical Networking, SONET / SDH
10 Gigabit Ethernet
Broadband Access
Electrical Specifications
Parameter
Symbol
Frequency
Range
F
Condition
Min
60
60
60
Typ
Vs. Operating temperature
Frequency
Stability
Operating
Temperature
∆F/F
Period RMS
Jitter
Integrated
RMS Jitter
12kHz to 20MHz
Period Jitter
Peak-to-Peak
Unit
MHz
ppm
Note
PECL
LVDS
CMOS
Order Code B
Order Code C
Order Code D
Vs. Supply voltage
3
ppm/V
Vs. Aging / Year
3
±1
ppm
First Year
After first year
C
Order Code B
Order Code G
0
-40
T
+70
+85
LVPECL
LVDS
LVCMOS
Output
Supply
Voltage
Max
800
320
280
 50
 25
± 20
Order Code L
Order Code D
Order Code C
3.15
2.25
155.52 MHz
311.04 MHz
622.08 MHz
3.3
2.5
2.5
2.8
4
155.52MHz
311.04MHz
622.08MHz
155.52MHz
311.04MHz
622.08MHz
0.25
0.18
0.09
18
18
25
VCC
3.45
2.75
3
3.3
6
V
Order Code E
Order Code G
ps
ps
20
20
30
ps
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 • www.ctsvalpey.com • RevD1013
Specifications are subject to change without notice
1
VFXO311
XO Ultra Low Jitter 2.5V, 3.3V
5x7mm SMD, LVPECL / LVDS / LVCMOS
Electrical Specifications
Parameter
Symbol
Supply
Current
ICC
Condition
38MHz – 100MHz
100MHz – 300MHz
300 – 640MHz
38MHz – 100MHz
100MHz – 320MHz
300 – 640MHz
Min
At 100MHz, load = 15pF
Load
Output High
Voltage
VOH
Output Low
Voltage
VOL
Output
Differential
Voltage
Output Drive
Voltage
Offset
Voltage
Rise / Fall
Time
Duty Cycle
Tristate
Typ
Max
65
80
90
45
60
70
Unit
Note
mA
PECL
mA
LVDS
20
mA
CMOS
1.6
V
16
50 Ohms to VDD-2V (PECL)
100 Ohms (LVDS)
VDD-1.025
RL = 50 Ohms to (VDD-2V)
1.4
IOH = -8.5mA
2.4
0.9
1.1
VDD-1.62
VOD
247
VOL = 0.4V,
VOH = 2.4V
IOSD
355
454
8.5
1.125
VOS
TR/TF
V
0.4
IOL = -8.5mA
20% to 80%
PECL
LVDS
CMOS
PECL
LVDS
CMOS
mV
LVDS
mA
CMOS
LVDS
1.2
1.375
V
0.25
0.3
1.2
0.45
0.7
1.6
ns
VDD – 1.3V
@ 1.25V
45
50
55
%
50% VDD
“1”: Output Enable – Pin 2 may float 2.8V min (3.3V VDD) or 2.25V min (2.5V VDD)
“0”: Tristate – Pin 2 requires 0.4V max (3.3V or 2.5V VDD)
PECL
LVDS
CMOS
PECL
LVDS
CMOS
Phase Noise Performance
Parameter
Phase
Noise
(dBc/Hz
Output
Type
Frequency
Range (MHz)
Carrier
Freq.
(MHz)
10Hz
100Hz
1kHz
PECL
LVDS
300 - 800
622.08
-55
-85
CMOS
120 – 320
155.52
-50
PECL
LVDS
120 – 320
155.52
CMOS
60 – 160
PECL
LVDS
60 – 160
10
kHz
100
kHz
1
MHz
10
MHz
-110
-130
-137
-148
-150
-82
-110
-128
-142
-148
-150
-50
-82
-110
-128
-142
-148
-150
155.52
-65
-95
-122
-138
-142
-148
-149
155.52
-65
-95
-122
-138
-142
-148
-149
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 • www.ctsvalpey.com • RevD1013
Specifications are subject to change without notice
2
VFXO311
XO Ultra Low Jitter 2.5V, 3.3V
5x7mm SMD, LVPECL / LVDS / LVCMOS
Absolute Maximum Ratings
Parameter
Lead
Temperature
Storage
Temperature
Junction
Temperature
ESD
Protection
Supply
Voltage
Output
Voltage
Symbol
Condition
Min
Typ
Soldering, 10s max
-55
TS
TJ
Max
Unit
260
C
+125
C
+125°
°C
2
kV
4.6
V
VDD+0.5
V
Input static discharge
voltage protection
VDD
VDD-0.5
Vo
Note
Environmental and Mechanical Conditions
Parameter
Shock
Humidity
Vibration
Condition
1000 Gs, 0.35ms, ½ sine wave, 3 shocks in each plane
Resistant to 85% R.H. at 85C
10-2000 Hz of 0.06” d.a. or 20 Gs, whichever is less
Leak
MIL STD 883, Method 1014, Condition A and Condition C
Case
Ceramic with hermetic resistance-welded metal lid
Pads
Solderable gold over nickel
Marking
Epoxy ink or laser engraved
Resistance to Solvents
MIL STD 202, Method 215
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 • www.ctsvalpey.com • RevD1013
Specifications are subject to change without notice
3
VFXO311
XO Ultra Low Jitter 2.5V, 3.3V
5x7mm SMD, LVPECL / LVDS / LVCMOS
Pin Assignments
Package
LVPECL, LVDS
Pin #
1
2
3
4
Connection
N/C
Tristate
Case, GND
Output
5
6
Output
Supply Voltage
LVCMOS
Pin #
1
2
3
4
Connection
N/C
Tristate
Case, GND
Output
5*
N/C
6
Supply Voltage
*For LVCMOS, Dual single ended
outputs available – consult factory
Marking Specification
Model Number
Part Code
VFXO311XX
100.000
YWWx
Date Code
Frequency
In MHz
Manufacturer’s Code
How to Order
VFXO311 —
Code
B
C
D
Stability
Specification
50 ppm
25 ppm
20 ppm
Temperature Range
Code
Specification
B
0°C to 70°C
G
-40°C to 85°C
—
FREQUENCY, MHz
Supply Voltage
Code
Specification
E
3.3V
G
2.5V
Code
L
D
C
Output
Output
LVPECL
LVDS
CMOS
Note: DG combination not available at all frequencies. Consult factory.
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 • www.ctsvalpey.com • RevD1013
Specifications are subject to change without notice
4
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