E3WCDA12-32.768K Ecliptek, E3WCDA12-32.768K Datasheet

E3WCDA12-32.768K

Manufacturer Part Number

E3WCDA12-32.768K

Description

Crystal; 32.768; + 20 ppm; -0.042 ppm/ degC; 3 ppm /yr (Max.) @25 degC; 12.5 p

Manufacturer

Ecliptek

Type

Crystalr

Datasheets

1.E3WCDA12-32.768K.pdf (3 pages)

2.E3WCDA12-32.768K.pdf (2 pages)

Specifications of E3WCDA12-32.768K

Mounting Style

Through Hole

Operating Temp Range

-10C to 60C

Product Length (mm)

3.1mm

Product Depth (mm)

3.1mm

Esr

35kohm

Screening Level

Commercial

Frequency

0.032768MHz

Frequency Tolerance

±20

Load Capacitance

12.5pF

Capacitance, Load

12.5 pF

Esr, Maximum

35000 Ohms

Frequency Stability

-0.042 ppm/TÂ²

Lead Pitch

1.016 mm

Mounting Type

Package Type

Cylindrical

Series Code

E3WC

Temperature, Operating, Range

-10 to +60 °C

Lead Free Status / RoHS Status

Compliant

Current page: 1 of 3
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MECHANICAL DIMENSIONS (all dimensions in millimeters)

ELECTRICAL SPECIFICATIONS

Nominal Frequency

Frequency Tolerance

Frequency Stability

Aging at 25°C

Operating Temperature Range

Load Capacitance

Shunt Capacitance (C0)

Motional Capacitance

Equivalent Series Resistance

Mode of Operation

Drive Level

Storage Temperature Range

Insulation Resistance

E3WCDA12-32.768K

www.ecliptek.com | Specification Subject to Change Without Notice | Rev A 2/11/2011 | Page 1 of 3

3.1 MAX

Series

RoHS Compliant (Pb-Free) 3.1mm x 8.28mm Cylindrical

Watch Crystal

MAX

8.28

Operating Temperature Range

-10°C to +60°C

32.768KHz

±20ppm at 25°C

Parabolic -0.042ppm/(Change in °C)² Maximum

±5ppm/year Maximum

-10°C to +60°C

12.5pF Parallel Resonant

0.85pF Typical, 2pF Maximum

2.0fF Typical

35,000 Ohms Maximum

Tuning Fork, Turn Over Temperature at 25°C ±5°C

1µWatt Maximum

-20°C to +70°C

500 Megaohms Minimum at 100Vdc

9.0 MIN

Frequency Tolerance

±20ppm at 25°C

E3WC D A 12 -32.768K

Ø0.300

±0.076 (x2)

Load Capacitance

12.5pF Parallel Resonant

±0.200

1.016

RoHS

Nominal Frequency

32.768KHz

LINE MARKING

32.768K

Related parts for E3WCDA12-32.768K

E3WCDA12-32.768K Summary of contents

Page 1

... E3WCDA12-32.768K Series RoHS Compliant (Pb-Free) 3.1mm x 8.28mm Cylindrical Watch Crystal Operating Temperature Range -10°C to +60°C ELECTRICAL SPECIFICATIONS Nominal Frequency 32.768KHz Frequency Tolerance ±20ppm at 25°C Frequency Stability Parabolic -0.042ppm/(Change in °C)² Maximum Aging at 25°C ±5ppm/year Maximum Operating Temperature Range -10° ...

Page 2

... E3WCDA12-32.768K Recommended Solder Reflow Methods Max S T Min S High Temperature Solder Bath (Wave Solder) T MAX to T (Ramp-up Rate Preheat - Temperature Minimum (T MIN Temperature Typical (T TYP Temperature Maximum (T MAX Time (t MIN) S Ramp-up Rate ( Time Maintained Above: - Temperature ( Time ( Peak Temperature ( Target Peak Temperature (T ...

Page 3

... E3WCDA12-32.768K Recommended Solder Reflow Methods Max S T Min S Low Temperature Solder Bath (Wave Solder) T MAX to T (Ramp-up Rate Preheat - Temperature Minimum (T MIN Temperature Typical (T TYP Temperature Maximum (T MAX Time (t MIN) S Ramp-up Rate ( Time Maintained Above: - Temperature ( Time ( Peak Temperature ( Target Peak Temperature (T ...

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