FXO-LC52
Series
Model Selection Guide & Fox Part Number
STEP #1:
Customer selects the Model Description and provides to Fox Customer Service
Model Description
FXO – L C 5 2 6 R – 622.08
Frequency (in MHz)
Resolutions to 6 places
past the decimal point
H
=
HCMOS
C
= Ceramic
Q
= Quartz
L
=
LVDS
P
= LVPECL
M
= LVDS
(pin 2 E/D)
Q
= LVPECL
(pin 2 E/D)
X
= HCMOS
(comp 2
nd
Output)
5
= 5 x 3.2mm
7
= 7 x 5mm
3
= 3.3 V
2
= 2.5 V
0
= ± 100 PPM
blank
= -20°C to +70°C
5
= ± 50 PPM
R
= -40°C to +85°C
6
= ± 25 PPM
8
= ± 20 PPM
(-20 ~ +70°C)
STEP #2:
The Fox Customer Service team provides a customer specific Part Number
for use on their Bill Of Materials (BOM).
Fox Part Number
(The assigned Fox Part Number must be on the BOM – not the above Model Description)
(This will ensure receipt of the proper part)
7 7 0B – 6 2 2
.
0 8 – 2
The 1 Field
Product Code #
770B = FXO–LC52
770 = FXO–LC53
770C = FXO-MC52
770A = FXO-MC53
st
The 3
rd
Field
Fox Internally Generated Number
nd
The 2
Field
The Customer’s Frequency
(If any specification changes,
the last digits change)
(The same specs for a different customer
also changes the last digits)
This example,
FXO-LC526R-622.08
= LVDS Output, Ceramic, 5 x 3.2mm Package, 2.5V,
±25 PPM Stability, -40 to +85°C Temperature Range, at 622.08 MHz
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