ECX-1637Q
SMD Crystal
The ECX-1637Q is a miniature SMD Crystal with a 2.0 x 1.6 mm
footprint. AEC-Q200 Qualified
Request a Sample
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
ECX-1637Q SMD CRYSTAL
PARAMETERS
Frequency
Mode of Oscillation
Frequency Tolerance*
Frequency Stability*
Shunt Capacitance
Load Capacitance
•
•
•
•
Low Profile
2.0 x 1.6 mm Footprint
RoHS Compliant
AEC-Q200 Qualified
CONDITIONS
ECX-1637Q
MIN
TYP
MAX
16.000
48.000
± 30
± 50
5
8
10
-40
-40
100
+125
+125
±5
UNITS
MHz
ppm
ppm
pF
pF
μW
°C
°C
ppm
Fundamental
@ +25°C
-40 ~ +125°C
(ES Option)
Co
Specify in P/N
DL
Topr
(ES Option)
Tstg
@ +25°C ±3°C
Drive Level
Operating
Temperature*
Storage Temperature
Aging (First Year)
DIMENSIONS (mm)
Pad Connections
1
In/Out
2
Gnd
3
Out/In
4
Gnd
Frequency (MHz)
16.000 ~ 19.999
20.000 ~ 25.999
26.000 ~ 39.999
40.000 ~ 48.000
ESR Ω Max.
150
100
80
70
Figure 1)
Top, Side, and Bottom
Figure 2)
Suggested land pattern
Crystal is symmetrical, pad 1 & 3 are interchangeable. Chamfer on
the bottom pad has no electrical significance.
PART NUMBERING GUIDE: Example ECS-240-8-37Q-ES-TR
ECS - FREQUENCY ABBREVIATION
LOAD
CAPACITANCE
PACKAGE
Tolerance
Range
37Q =
ECX-1637Q
Blank = Std
A = ± 25 ppm
J = ± 20 ppm
R = ± 15 ppm
C = ± 10 ppm
AVAILABLE OPTIONS
Stability
Temp
PACKAGING
ECS
240 = 24.000 MHz
See P/N Guide
8 = 8 pF
S=Series
* 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
3K/Reel
Rev.2018
15351 West 109
th
Street
|
Lenexa, KS 66219
|
Phone: 913.782.7787
|
Fax: 913.782.6991
|
www.ecsxtal.com
ECX-1637Q
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)
192
19.200
200
20.000
240
24.000
245.7
24.5760
250
25.000
260
26.000
270
27.000
271.2
27.120
300
30.000
320
32.000
400
40.000
480
48.000
Figure 1)
Suggested Reflow Profile
15351 West 109
th
Street
|
Lenexa, KS 66219
|
Phone: 913.782.7787
|
Fax: 913.782.6991
|
www.ecsxtal.com
