VF265
XO Low Jitter
5x7mm SMD, LVPECL
Features
25MHz to 320MHz Frequency Range
Tight duty cycle
<1ps jitter over 12KHz ~ 20MHz
Output Enable on Pad 2
RoHS Status
Applications
Optical Networking, SONET / SDH
10 Gigabit Ethernet
Broadband Access
Electrical Specifications
Parameter
Frequency
Range
Symbol
F
Over all conditions of :-
Operating Temperature;
Supply Voltage; 10 Years
Aging; shock & vibration
0°
-40°
Condition
Min
25
Typ
Max
320
±
20
±
25
±
50
±
100
+70°
+85°
Unit
MHz
Order Code S
Order Code A
Order Code B
standard
Note
Frequency
Stability
∆F/F
ppm
Operating
Temperature
Output
Supply
Voltage
T
°C
LVPECL
Vcc
LVPECL
3.15
3.30
3.45
V
Input Current
Icc
50 Ohm Load
55
88
mA
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-435-5289 • www.valpeyfisher.com • RevF0609
1
VF265
XO Low Jitter
5x7mm SMD, LVPECL
Electrical Specifications
Parameter
Load
Duty Cycle
Rise / Fall
Time
Logic “1”
Level
Logic “0”
Level
Start up time
Jitter (RMS)
12KHz~20MHz
Enable “1”
Disable “0”
V
IH
V
IL
Outputs Active
Outputs
Disabled
0.7Vcc
-
-
-
Tr/Tf
Voh
Vol
20% to 80%
Vcc = 3.3V
Vcc = 3.3V
2.275
1.49
Symbol
Condition
Min
47.5
45
40
Typ
50
50
50
0.5
2.35
1.60
2
Max
52.5
55
60
0.8
2.42
1.68
10
0.7
-
0.3Vcc
Unit
Note
50 Ohm to Vcc-2V or Thevenin Equivalent Bias Required
%
ns
V
V
ms
ps
V
V
Pad 2 may float
Outputs become
tristate (High
Impedance)
Order Code HH
Order Code H
Standard
How to Order
VF265
—
—
—
FREQUENCY, MHz
Code
S
A
B
Stability
Specification
20 ppm
25 ppm
50 ppm
100ppm std.
Code
HH
H
Duty Cycle
Specification
±2.5%
±5%
±10% std.
Temp. Range
Code
Output
0~70°C std.
1
-40~+85°C
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-435-5289 • www.valpeyfisher.com • RevF0609
2
VF265
XO Low Jitter
5x7mm SMD, LVPECL
Absolute Maximum Ratings
Parameter
Supply
Break Down
Voltage
Storage
Temperature
Junction
Temperature
Symbol
Vcc
Ts
Tj
Condition
Min
-0.5
-55
Typ
Max
4.6
+125°
+125°
Unit
V
°C
°C
Note
Environmental and Mechanical
Parameter
Mechanical Shock
Thermal Shock
Vibration
Soldering Conditions
Specification
Per MIL-STD-202, Method 213, Condition E
Per MIL-STD-883, Method 1011, Condition A
Per MIL-STD-883, Method 2007, Condition A
IR reflow compatible with 260°C peak
Temperature max 10 seconds and temperature above 220°C
90 seconds max.
Leak rate less than 5x10
-8
atm.cc/s of helium
Hermetic Seal
Pin #
1
2
3
4
5
6
Connection
N/C
OE
Case GND
Output
Output
Vcc
Marking Specifications
VF265B-1
156.250MHz
YWWC
Pin 1
Example marking shown for
VF265B-1-156.250MHz
product
Line1: Model
Part Type
Line2: Frequency
Line3: Date Code
Y=Year
WW=Week
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-435-5289 • www.valpeyfisher.com • RevF0609
3
