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Symmetricom X72 User Manual

Symmetricom X72
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097-10603-01 Rev. A – November 2004 X72 Desiger’s Reference and User’s Guide 23
Description
Specifications
Table 1-2. X72 Design Absolute Maximum Ratings
Symbol
Characteristic
(Unit in ambient still air – convection)
– 40° C to 85° C
Base-plate
Units
V
CC
Supply relative to ground 10 to 32 volt unit – 0.25 to 40
V
IN
Input voltage relative to
ground regardless of power
supply voltage
DIN & 1PPSIN – 0.5 to 5.5 V
Frequency control – 0.5 to 5.5
P
WU
Max Warm Up Power
17 Watts
P
Q
Max quiescent power – 40° C base plate 15 Watts
25° C base plate 10 Watts
85° C base plate 5.0 Watts
t
wu
Maximum warm-up time – 40° C base plate Lock
to < 1xE
–9
<8 Minutes
25° C base plate Lock to
< 1xE
–9
<4 Minutes
T
MOBP
Maximum absolute
operating base plate
temperature
Conditions: still air –
convection – no heat
sink on unit
– 45 to 85 ° C
T
MTBP
Maximum absolute turn-on
base plate temperature
Conditions: still air –
convection – no heat
sink on unit
– 40 to 85 ° C
T
STG
MaxiMum Storage Temperature
– 55 to 85 ° C
Maximum vibration
(powered but not locked)
Sine – 1 inch DA or 10G 0 to 300 Hz
Maximum vibration
(powered and maintaining
lock)
Sine – 1 inch DA or 10G 0 to 100 Hz
Maximum altitude
(powered up unit)
With respect to sea level 30,000 Feet
Maximum altitude
(unpowered)
With respect to sea level 50,000 Feet
Note: All outputs are short circuit protected

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Symmetricom X72 Specifications

General IconGeneral
BrandSymmetricom
ModelX72
CategoryTest Equipment
LanguageEnglish

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