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Crystek Corporation
Crystek Corporation

CMD4xA Datasheet Preview

CMD4xA Datasheet

Replacement for Plastic SMD Crystal

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CMD4xA pdf
CMD4A Model
wwRwe.DpalatacSehemete4Un.tcofmor Plastic SMD Crystal
Frequency Range:
Calibration Tolerance:
Frequency Stability:
Temperature Range:
(Option)
(Option)
Storage:
Shunt Capacitance:
Drive Level:
ESR:
3.5MHz to 32MHz (fund)
27MHz to 86MHz (3rd O/T)
±10ppm to ±100ppm
±10ppm to ±100ppm
0°C to 70°C
-20°C to 70°C
-40°C to 85°C
-55°C to 120°C
LeaCRdooFmHrpeSleiant
7.0pF Max
100uW Typical
see table 1
Packaging:
Aging:
1K Tape and Reel
<3ppm 1st/yr Max
**Not recommended for new
designs
Designed as a drop in
replacement for older style
plastic crystal packages.
Resistance at series resonance
Freq. (MHz)
Max ESR
3.5 - 4.0
4.1 - 4.9
5.0 - 5.9
6.0 - 11.9
12.0 - 14.9
15.0 - 30.0
30.1 - 86.0
150
120
100
90
70
50
100
Table 1
0.400
(10.16)
0.516
(13.10)
#4 #3
0.008 ±0.004
(0.20 ±0.10)
Dimensions inches (mm) #1
#2
All dimensions are Max unless otherwise specified.
#4
#1
0.063
(1.60)
#3
Terminals
#1 #4 Crystal
#2 #3 GND
#2
0.086
(2.20)
0.142
(3.60)
0.094
(2.40)
0.374
(9.50)
0.094
(2.40)
0.150
(3.81)
See
Options
0.039
(1.00)
0.197
(5.00)
0.370
(9.40)
0.181
(4.60)
0.063
(1.60)
0.118
(3.00)
CMD4X X X X X - Freq
Frequency Tolerance
at 25°C
Frequency Stability
over Temp Range
Load
Capacitance
Options
1 ±10 ppm
2 ±15 ppm
3 ±20 ppm
4 ±25 ppm
5 ±30 ppm
6 ±50 ppm
7 ±100 ppm
A ±10 ppm (0 to 70°C)
B ±15 ppm (0 to 70°C)
C ±20 ppm (0 to 70°C)
D ±25 ppm (0 to 70°C)
E ±30 ppm (0 to 70°C)
F ±50 ppm (0 to 70°C)
G ±100 ppm (0 to 70°C)
H ±15 ppm (-20 to 70°C)
I ±20 ppm (-20 to 70°C)
J ±30ppm (-20 to 70°C)
K ±50 ppm (-20 to 70°C)
L ±100 ppm (-20 to 70°C)
M ±20 ppm (-40 to 85°C)
N ±25 ppm (-40 to 85°C)
O ±30 ppm (-40 to 85°C)
P ±50 ppm (-40 to 85°C)
Q ±100 ppm (-40 to 85°C)
1 Series
2 14 pF
3 16 pF
4 18 pF
5 20 pF
6 22 pF
7 25 pF
8 32 pF
Can Height
A 4.0mm
B 4.5mm
C 5.5mm
Example:
Mode
CMD44F51B-20.000 = ±25ppm at 25°C, ±50ppm 0 to 70°C, 20pF Load Cap, Fundamental, 4.5mm, 20.000MHz 1 Fundamental 3.5-32MHz
3 3rd Overtone 27-86MHz
Specifications subject to change without notice. TD-02075 Rev.D
41


Part Number CMD4xA
Description Replacement for Plastic SMD Crystal
Maker Crystek Corporation
Total Page 1 Pages
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