ECX-1637
SMD CRYSTAL
The sub miniature ECX-1637 is a very compact SMD Crystal. The
2.0 x 1.6 x 0.45 mm ceramic package is ideal for LoRa WAN,
wireless, cellular and high density applicaitons.
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OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
ECX-1637 SMD CRYSTAL
PARAMETERS
CONDITIONS
ECX-1637
MIN
Frequency
80.000
MHz
@ +25°C
± 50
ppm
-20 ~ +70°C
± 50
ppm
Shunt Capacitance
Co
5
pF
Load Capacitance
Specify in P/N
Fundamental
Frequency Tolerance*
Frequency Stability*
Low Profile
2.0 x 1.6 mm Footprint
Extended Temp. Range Option
RoHS Compliant
Drive Level
DIMENSIONS (mm)
MAX
16.000
Mode of Oscillation
•
•
•
•
TYP
UNITS
8
pF
DL
100
μW
Operating Temperature*
Topr
-20
+70
°C
Storage Temperature
Tstg
-40
+85
°C
±5
ppm
Aging (First Year)
@ +25°C ±3°C
Frequency (MHz)
16.000 ~ 23.999
24.000 ~ 25.999
26.000 ~ 39.999
40.000 ~ 80.000
Figure 1) Top, Side, and Bottom
Crystal is symmetrical, pad 1 & 3 are interchangeable.
Chamfer on the bottom pad has no electrical
significance.
Pad Connections
1
In/Out
2
Gnd
3
Out/In
4
Gnd
ESR Ω Max.
100
80
60
50
Figure 2) Suggested land
pattern
PART NUMBERING GUIDE: Example ECS-240-8-37-TR
ECS - FREQUENCY ABBREVIATION
ECS
240 = 24.000 MHz
See P/N Guide
LOAD
CAPACITANCE
8 = 8 pF
10 = 10 pF
S=Series
* Specify available options in P/N.
† Contact ECS for availability over extended temp range.
PACKAGE
AVAILABLE OPTIONS
Tolerance
-37 =
ECX-1637
Blank = Std
A = ± 25 ppm
J = ± 20 ppm
R = ± 15 ppm
C = ± 10 ppm
Stability
Blank= Std
D= ±100 ppm
E = ± 50 ppm
G = ± 30 ppm
H = ± 25 ppm
T = ± 20 ppm †
W = ±15 ppm †
K = ± 10 ppm †
PACKAGING
Temp Range
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 = 1K
TR3 = 3K
Qty/Reel
Rev.2021
15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com
ECX-1637
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)
160
16.000
192
19.200
200
20.000
240
24.000
250
25.000
260
26.000
270
27.000
271.2
27.120
300
30.000
320
32.000
360
36.000
384
38.400
400
40.000
480
48.000
500
50.000
540
54.000
Figure 1) Suggested Reflow Profile
15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com
ECS-400-6-37-AGN-TR 价格&库存
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