CSM-9
SMD Crystal
The CSM-9 is a compact SMD Crystal. The 8.0 x 4.5 x 1.8 mm ceramic
package is ideal for PCMIA ethernet applications.
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OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
CSM-9 SMD CRYSTAL
PARAMETERS
Frequency
Mode of Oscillation
Frequency Tolerance*
Frequency Stability*
Shunt Capacitance
Load Capacitance
•
•
•
•
Low Profile
8.0 x 4.5 mm Footprint
Extended Temp. Range Option
RoHS Compliant
Drive Level
Operating Temperature*
Storage Temperature
Aging (First Year)
Fundamental
@ +25°C
-20 ~ +70°C
Co
Specify in P/N
DL
Topr
Tstg
@ +25°C ±3°C
-10
-55
8
20
± 30
± 30
5
Series
100
+70
+125
±5
ppm
ppm
pF
pF
μW
°C
°C
ppm
CONDITIONS
MIN
4.000
CSM-9
TYP
MAX
50.000
MHz
UNITS
DIMENSIONS (mm)
Frequency (MHz)
4.000 ~ 7.999
8.000 ~ 9.999
10.000 ~ 11.999
12.000 ~ 12.999
13.000 ~ 50.000
ESR Ω Max.
300
200
100
80
50
Pad Connections
1
In/Out
2
Out/In
Figure 2)
Suggested land pattern
Figure 1)
Top, Side, and Bottom
Crystal is symmetrical, pad 1 & 2 are interchangeable.
Chamfer on the bottom pad has no electrical significance.
PART NUMBERING GUIDE: Example ECS-200-20-35-TR
ECS - FREQUENCY ABBREVIATION
LOAD
CAPACITANCE
20 = 20 pF
S = Series
PACKAGE
Tolerance
AVAILABLE OPTIONS
PACKAGING
Stability
Temp Range
ECS
200 = 20.000 MHz
See P/N Guide
35 =
CSM-9
Blank = Std
A = ± 25 ppm
J = ± 20 ppm
R = ± 15 ppm
C = ± 10 ppm
Blank= Std
D= ±100 ppm
E = ± 50 ppm
G = ± 30 ppm
H = ± 25 ppm
T = ± 20 ppm †
W = ±15 ppm †
K = ± 10 ppm †
Blank= Std
L = -10 ~ +70°C
M = -20 ~ +70°C
Y = -30 ~ +85°C
N = -40 ~ +85°C
P = -40 ~ +105°C
S = -40 ~ +125°C
U = -55 ~ +125°C
TR =
Tape
& Reel
1K/Reel
* Specify available options in P/N.
† Contact ECS for availability over extended temp range.
Rev.2017
15351 West 109
th
Street
|
Lenexa, KS 66219
|
Phone: 913.782.7787
|
Fax: 913.782.6991
|
www.ecsxtal.com
CSM-9
SMD Crystal
POCKET TAPE DIMENSIONS (mm)
SOLDER PROFILE
Peak solder Temp +260°C Max 10 sec Max.
2 Cycles Max.
MSL 1, Lead Finish Au
DEVELOPED FREQUENCIES
Abbreviation
Frequency (MHZ)
040
4.000
049
4.91520
080
8.000
081.92
8.912
110.5
11.0592
143
14.31818
184
18.432
200
20.000
283.22
28.322
Figure 1)
Suggested Reflow Profile
15351 West 109
th
Street
|
Lenexa, KS 66219
|
Phone: 913.782.7787
|
Fax: 913.782.6991
|
www.ecsxtal.com
PCB设计
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