Data Sheet

VFXO321
XO Ultra Low Jitter 2.5V, 3.3V
5x7mm SMD, LVPECL / LVDS / LVCMOS
Features





RoHS Status
10MHz 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
Typ
10
16
Vs. Operating temperature
Frequency
Stability
Operating
Temperature
∆F/F
Note
320
280
MHz
PECL*, LVDS
CMOS
 50
 25
± 20
ppm
Order Code B
Order Code C
Order Code D
3
ppm/V
Vs. Aging / Year
3
±1
ppm
First Year
After first year
C
Order Code B
Order Code G
0
-40
+70
+85
LVPECL
LVDS
LVCMOS
Order Code L
Order Code D
Order Code C
3.15
2.25
VCC
3.3
2.5
3.45
2.75
V
3
3.3
ps
Period RMS
Jitter
155.52MHz
311.04MHz
2.5
2.8
Integrated
RMS Jitter
155.52MHz
311.04MHz
0.25
0.18
12kHz to 20MHz
Unit
Vs. Supply voltage
T
Output
Supply
Voltage
Max
Order Code E
Order Code G
ps
* NOTE: Refer to VFXO311 series for frequencies above 320MHz and up to 800MHz PECL.
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 • www.ctsvalpey.com • RevJ1013
Specifications are subject to change without notice
1
VFXO321
XO Ultra Low Jitter 2.5V, 3.3V
5x7mm SMD, LVPECL / LVDS / LVCMOS
Electrical Specifications
Parameter
Supply
Current
Symbol
ICC
Condition
38MHz – 100MHz
100MHz – 300MHz
38MHz – 100MHz
100MHz – 320MHz
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
45
60
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 1 may float or 2.8V min (3.3V VDD) or 2.25V min (2.5V VDD)
“0”: Tristate – Pin 1 requires 0.4V max (3.3V or 2.5V VDD)
PECL
LVDS
CMOS
PECL
LVDS
CMOS
Phase Noise Performance
Parameter
Output
Type
Frequency
Range (MHz)
Carrier
Freq.
(MHz)
10Hz
100Hz
1kHz
10
kHz
100
kHz
1
MHz
10
MHz
CMOS
120 – 280
155.52
-50
-82
-110
-128
-142
-148
-150
PECL
LVDS
120 – 320
155.52
-50
-82
-110
-128
-142
-148
-150
CMOS
16 – 160
155.52
-65
-95
-122
-138
-142
-148
-149
PECL
LVDS
10 – 160
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 • RevJ1013
Specifications are subject to change without notice
2
VFXO321
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 • RevJ1013
Specifications are subject to change without notice
3
VFXO321
XO Ultra Low Jitter 2.5V, 3.3V
5x7mm SMD, LVPECL / LVDS / LVCMOS
Pin Assignments
Package
LVPECL, LVDS
Pin #
1
2
3
4
Connection
Tristate
N/C
Case, GND
Output
5
6
Output
Supply Voltage
LVCMOS
Pin #
1
2
3
4
Connection
Tristate
N/C
Case, GND
Output
N/C
5*
Supply Voltage
6
*For LVCMOS, Dual single ended
outputs available – consult factory
Marking Specification
Model Number
Part Code
VFXO321XX
100.000
YWWx
Date Code
Frequency
In MHz
Manufacturer’s Code
How to Order
VFXO321 —
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 • RevJ1013
Specifications are subject to change without notice
4
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