ECX-42
SMD CRYSTAL
The miniature ECX-42 is a compact SMD Crystal. The
4.0 x 2.5 x 0.8 mm ceramic package is ideal for today’s
SMD manufacturing environment.
ECX-42 SMD CRYSTAL
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS
Frequency
Mode of Oscillation
Frequency Tolerance*
Frequency Stability*
Shunt Capacitance
Load Capacitance
Fundamental
@ +25°C
-10 ~ +70°C
CONDITIONS
MIN
ECX-42
TYP
MAX
UNITS
50.000
± 30
± 50
5
MHz
ppm
ppm
pF
pF
300
μW
°C
°C
ppm
+70
+125
±5
12.000
Co
Specify in P/N
D
L
T
opr
T
stg
@ +25°C ±3°C
-10
-55
12
•
•
•
•
Low Profile
4.0 x 2.5 mm Footprint
Extended Temp. Range Option
RoHS Compliant
Drive Level
Operating Temperature*
Storage Temperature
Aging (First Year)
DIMENSIONS (mm)
Frequency (MHz)
12.000 ~ 15.999
16.000 ~ 19.999
20.000 ~ 23.999
24.000 ~ 50.000
ESR Ω Max.
80
60
50
40
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
Figure 2)
Suggested land
pattern
PACKAGE
Tolerance
42 =
ECX-42
Blank = Std
A = ± 25
ppm
J = ± 20
ppm
R = ± 15
ppm
C = ± 10
ppm
PART NUMBERING GUIDE: Example ECS-200-20-42-TR
ECS - FREQUENCY ABBREVIATION
LOAD
CAPACITANCE
20 = 20 pF
S = Series
AVAILABLE OPTIONS
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 =
Tape
& Reel
1K/Reel
ECS
200 = 20.000 MHz
See P/N Guide
* Specify available options in P/N.
† Contact ECS for availability over extended temp range.
Rev.2017
1105 South Ridgeview Road
|
Olathe, KS 66062
|
Phone: 913.782.7787
|
Fax: 913.782.6991
|
www.ecsxtal.com
ECX-42
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)
120
12.000
130
13.000
160
16.000
240
24.000
260
26.000
320
32.000
Figure 1)
Suggested Reflow Profile
1105 South Ridgeview Road
|
Olathe, KS 66062
|
Phone: 913.782.7787
|
Fax: 913.782.6991
|
www.ecsxtal.com
