CSM-8M
SMD Crystal
The CSM-8M is a miniature SMD Crystal with a 7.0 x 5.0 mm footprint.
This seam welded metal lid/ceramic package crystal is ideal for PCMIA
ethernet applications.
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OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
CSM-8M SMD CRYSTAL
PARAMETERS
Frequency
Mode of Oscillation
Frequency Tolerance*
Frequency Stability*
Shunt Capacitance
Load Capacitance
•
•
•
•
Compact and Low Profile
RoHS Compliant
MSL: 1
Lead Finish: Au
Drive Level
Operating Temperature*
Storage Temperature
Aging (First Year)
Fundamental
@ +25°C
-10 ~ +70°C
Co
Specify in P/N
DL
Topr
Tstg
@ +25°C ±3°C
-10
-55
8
20
± 30
± 50
5
Series
100
+70
+125
±5
ppm
ppm
pF
pF
μW
°C
°C
ppm
CONDITIONS
MIN
6.000
CSM-8M
TYP
MAX
42.000
MHz
UNITS
DIMENSIONS (mm)
Frequency (MHz)
6.000 ~ 7.999
8.000 ~ 15.999
16.000 ~ 42.000
ESR Ω Max.
70
60
40
Pad Connections
1
In/Out
2
Gnd
3
Out/In
4
Gnd
Figure 1)
Top, Side, and Bottom
Crystal is symmetrical, pad 1 & 3 are interchangeable.
Chamfer on the bottom pad has no electrical significance.
Figure 2)
Suggested land pattern
PART NUMBERING GUIDE: Example ECS-200-20-20BM-TR
ECS - FREQUENCY ABBREVIATION
LOAD
CAPACITANCE
PACKAGE
Tolerance
Range
AVAILABLE OPTIONS
Stability
Temp
PACKAGING
ECS
200 = 20.000 MHz
See P/N Guide
20 = 20 pF
S = Series
20BM =
CSM-8M
Blank = Std
A = ± 25
ppm
J = ± 20
ppm
R = ± 15
ppm
C = ± 10
ppm
* Specify available options in P/N.
† Contact ECS for availability over extended temp range.
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
Rev.2017
15351 West 109
th
Street
|
Lenexa, KS 66219
|
Phone: 913.782.7787
|
Fax: 913.782.6991
|
www.ecsxtal.com
CSM-8M
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)
060
6.000
073
7.3728
080
8.000
098.3
9.8304
100
10.000
120
12.000
147.4
14.7456
160
16.000
184
18.432
200
20.000
240
24.000
250
25.000
330
33.000
Figure 1)
Suggested Reflow Profile
15351 West 109
th
Street
|
Lenexa, KS 66219
|
Phone: 913.782.7787
|
Fax: 913.782.6991
|
www.ecsxtal.com
