E8WSDC12-32.768K Ecliptek, E8WSDC12-32.768K Datasheet

E8WSDC12-32.768K

Manufacturer Part Number

E8WSDC12-32.768K

Description

Manufacturer

Ecliptek

Type

Crystalr

Datasheet

1.E8WSDC12-32.768K.pdf (4 pages)

Specifications of E8WSDC12-32.768K

Mode Of Oscillation

Fundamental

Mounting Style

Surface Mount

Operating Temp Range

-40C to 85C

Esr

70kohm

Screening Level

Industrial

Frequency

0.032768MHz

Frequency Tolerance

±20

Load Capacitance

12.5pF

Package / Case

CSMD

Lead Free Status / RoHS Status

Compliant

Current page: 1 of 4
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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

ENVIRONMENTAL & MECHANICAL SPECIFICATIONS

Fine Leak Test

Gross Leak Test

Mechanical Shock

Resistance to Soldering Heat

Solderability

Vibration

E8WSDC12-32.768K

www.ecliptek.com | Specification Subject to Change Without Notice | Rev C 2/27/2011 | Page 1 of 4

±0.1

3.2

Series

RoHS Compliant 1.5mm x 3.2mm SMD Ceramic Watch

Crystal

±0.1

1.5

±0.1

Operating Temperature Range

-40°C to +85°C

0.8

32.768KHz

±20ppm at 25°C

Parabolic -0.04ppm/(Change in °C)² Maximum

±3ppm/year Maximum

-40°C to +85°C

12.5pF Parallel Resonant

1.0pF Typical, 2pF Maximum

3.4fF Typical

70,000 Ohms Maximum

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

0.5µWatt Maximum

-55°C to +125°C

500 Megaohms Minimum at 100VDC

MIL-STD-883, Method 1014, Condition A

MIL-STD-883, Method 1014, Condition C

MIL-STD-202, Method 213, Condition C

MIL-STD-202, Method 210

MIL-STD-883, Method 2003

MIL-STD-883, Method 2007, Condition A

Frequency Tolerance

±20ppm at 25°C

±0.1

1.8

E8WS D C 12 -32.768K

0.8 ±0.1 (X2)

Load Capacitance

12.5pF Parallel Resonant

Pad Connections

RoHS

Nominal Frequency

32.768KHz

LINE MARKING

CONNECTION

XXXXX

XXXXX=Ecliptek

Manufacturing Code

Crystal

Related parts for E8WSDC12-32.768K

E8WSDC12-32.768K Summary of contents

Page 1

... E8WSDC12-32.768K Series RoHS Compliant 1.5mm x 3.2mm SMD Ceramic Watch Crystal Operating Temperature Range -40°C to +85°C ELECTRICAL SPECIFICATIONS Nominal Frequency 32.768KHz Frequency Tolerance ±20ppm at 25°C Frequency Stability Parabolic -0.04ppm/(Change in °C)² Maximum Aging at 25°C ±3ppm/year Maximum Operating Temperature Range -40° ...

Page 2

... E8WSDC12-32.768K Suggested Solder Pad Layout All Dimensions in Millimeters Solder Land 1.0 (X2) (X2) 1.8 1.5 All Tolerances are ±0.1 www.ecliptek.com | Specification Subject to Change Without Notice | Rev C 2/27/2011 | Page ...

Page 3

... E8WSDC12-32.768K Recommended Solder Reflow Methods Max S T Min S High Temperature Infrared/Convection 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 Target) P Time within 5°C of actual peak (t ...

Page 4

... E8WSDC12-32.768K Recommended Solder Reflow Methods Max S T Min S Low Temperature Infrared/Convection 245°C 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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