MJ
[ 5.0 * 3.2 * 0.9 mm ]
Features
Specifications
●
The
●
Min.
Surface Mount Crystals
Fund.
3rd O.T.
8MHz
Max.
125MHz
entire package can be grounded via the top metal lid and the two bottom pads .
Frequency tolerance as tight as +/-5ppm is available.
General Specifications
Item / Type
MJ
series
( 5.0 * 3.2 * 0.9 mm )
8.000 ~ 50.000 MHz , AT-cut , Fundamental Mode ( see Table 1 )
40.000 ~ 125.000 MHz , AT-cut , 3rd overtone ( see Table 1 )
Frequency Range & Crystal Cut
NOTE : Frequencies between 40 and 50 MHz can be either AT fundamental or AT 3rd overtone.
Please add " AF " after the frequency on the part number for an AT-cut fundamental mode crystal
and " A3 " for an AT-Cut 3rd overtone crystal. For example: MJ-40.000AF-20P.
Load Capacitance
Drive Level
Frequency Tolerance
Frequency Stability
Aging
Storage Temperature Range
Series or Parallel ( 8 to 32 pF ) resonance
10µ W typical ( 100µ W max. )
± 5 ppm , ± 10 ppm , ± 20 ppm or ± 30 ppm at 25°
C
See Table 2
△F
/ F : ±3 ppm / year ( max. )
- 50° to 105°
C
C
Table 1
Table 2
ESR ( Equivalent Series Resistance )
Frequency Range
8.000 ~ 10.000 MHz
10.100 ~ 50.000 MHz
40.000 ~ 125.000 MHz
Oscillator Mode
AT-Cut , Fund. Mode
AT-Cut , Fund. Mode
AT-Cut , 3rd Overtone
E. S. R.
80
50
80
max
max
max
Stability code
X
Y
I
Frequency stability vs Operating temperature range
Temp. (ºC) \ ppm
-10 to 60°
C
-20 to 70°
C
-40 to 85°
C
±5
○
▲
± 10
○
○
± 15
○
○
○
± 20
○
○
○
± 25
○
○
○
± 30
○
○
○
○
: available ;
▲
: contact Mercury
Outline Dimensions ( Unit : mm )
Mercury
www .mercury-crystal.com
嵌入式系统
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