ECS ECX-42-CKM Data Sheet

 Low profile
 4.0 x 2.5 mm Footprint
 Extended Temp Range Option
 RoHS Compliant

OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS

PARAMETERS CONDITIONS

Frequency Range
Frequency Tolerance
Frequency Stability
Shunt Capacitance
Load Capacitance
Drive Level
Operating Temperature
Storage Temperature
Aging (Per Year)

at +25°C

-10 to +70°C

Specify in P/N

@ +25°C ±3°C

MIN TYP

12.000 MHz

-10

-55

EQUIVALENT SERIES RESISTANCE/MODE OF OSCILLATION

ECX-42

SMD QUARTZ 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

MAX

50.000
± 30 *
± 50 *

5

12

300
+70

+125

±5

UNITS

ppm
ppm

pF
pF

µW

°C
°C

ppm

FREQUENCY RANGE (MHz) FREQUENCY RANGE (MHz) MODE OF OSCMODE OF OSC

12.00 ~ 15.999

16.000 ~ 19.999 24.000 ~ 50.000

Fundamental
Fundamental

80
60

20.000 ~ 23.999

DIMENSIONS (mm)

Pad Connections

1

2

3

4

Figure 1) Top, Side, Bottom and End views

In/Out

Gnd

Out/In

Gnd

MAX ESR ΩMAX ESR Ω

Fundamental
Fundamental

Figure 2) Suggested Land Pattern

50
40

Custom Options

PART NUMBERING GUIDE: Example ECS-200-20-42-TR

ECS - Frequency Abbreviation - Load Capacitance - Package Tolerance * Stability Temp Range - Packaging

200 = 20.000 MHz

See P/N Guide

1105 South Ridgeview Road z Olathe, KS 66062 z Phone: [phone] z Fax: [phone] z www.ecsxtal.com

20 =20 pF

S=Series

42 =

ECX-42

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
M = -20 ~ +70°C
N = -40 ~ +85°C
P = -40 ~ +105°C
S = -40 ~ +125°C
U = -55 ~ +125°C

*Consult Factory for available stability
options over extended temp range.

TR= Tape

& Reel

1K/Reel

Rev. 11/11