Data Sheet

ECX-1247
SMD CRYSTAL
The sub miniature ECX-1247 is a very compact SMD Crystal.
The 1.6 x 1.2 x 0.3 mm ceramic package is ideal for today's
SMD manufacturing environment.
1105 South Ridgeview Road z Olathe, KS 66062 z Phone: [phone] z Fax: [phone] z www.ecsxtal.com
PARAMETERS CONDITIONS
ECX-1247
MIN TYP
FREQUENCY RANGE (MHz) FREQUENCY RANGE (MHz) MODE OF OSCMODE OF OSC
Pad Connections
MAX ESR ΩMAX ESR Ω
MAX
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
EQUIVALENT SERIES RESISTANCE/MODE OF OSCILLATION
UNITS
Specify in P/N
@ +25°C ±3°C
at +25°C
-20 to +70°C
Frequency Range
Operating Temperature
Storage Temperature
Aging (Per Year)
Frequency Tolerance
Frequency Stability
Shunt Capacitance
Load Capacitance
Drive Level
24.000 MHz
°C
°C
pF
pF
µW
ppm
ppm
ppm
24.00 ~ 31.999
32.000 ~ 37.999
38.000 ~ 80.000
80.000
± 20 *
± 30 *
5
100
-20
-40
+70
+85
±5
Fundamental
Fundamental
Fundamental150
100
80
1
2
3
4
In/Out
Gnd
Out/In
Gnd
DIMENSIONS (mm)
Figure 1) Top, Side, Bottom, End views and
Crystal Connection (Top View)
Figure 2) Suggested Land Pattern
Custom Options
Rev. 11/11
PART NUMBERING GUIDE: Example ECS-260-8-47-TR
 Low profile
 1.6 x 1.2 mm Footprint
 Extended Temp Range Option
 RoHS Compliant
 MSL: 1
 Lead Finish: Au
ECS - Frequency Abbreviation - Load Capacitance - Package Tolerance * Stability Temp Range - Packaging
47 =
ECX-1247
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
N = -40 ~ +85°C
P = -40 ~ +105°C
S = -40 ~ +125°C
U = -55 ~ +125°C
TR= Tape
& Reel
1K/Reel
260 = 26.000 MHz
See P/N Guide
8 =8 pF
S=Series
8
*Consult Factory for available stability
options over extended temp range.