E1WSDA12-32.768K Ecliptek, E1WSDA12-32.768K Datasheet

E1WSDA12-32.768K

Manufacturer Part Number

E1WSDA12-32.768K

Description

Manufacturer

Ecliptek

Type

Crystalr

Datasheet

1.E1WSDA12-32.768K.pdf (3 pages)

Specifications of E1WSDA12-32.768K

Mounting Style

Surface Mount

Operating Temp Range

-10C to 60C

Product Height (mm)

2.5mm

Esr

60kohm

Screening Level

Commercial

Frequency

0.032768MHz

Frequency Tolerance

±20

Load Capacitance

12.5pF

Lead Free Status / RoHS Status

Compliant

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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

E1WSDA12-32.768K

www.ecliptek.com | Specification Subject to Change Without Notice | Rev A 3/28/2011 | Page 1 of 3

Series

RoHS Compliant 3.7 x 8.7 SMD Watch Crystal

5.50 ±0.15

8.7 MAX

Operating Temperature Range

-10°C to +60°C

32.768KHz

±20ppm at 25°C

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

±3ppm/year Maximum

-10°C to +60°C

12.5pF Parallel Resonant

0.85pF Typical, 2pF Maximum

2.0fF Typical

60,000 Ohms Maximum

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

1µWatt Maximum

-40°C to +85°C

500 Megaohms Minimum at 100Vdc

Frequency Tolerance

±20ppm at 25°C

0.50 ±0.15

(x4)

E1WS D A 12 -32.768K

MAX

2.5

MAX

3.7

Load Capacitance

12.5pF Parallel Resonant

1.15 ±0.20 (x4)

Nominal Frequency

32.768KHz

RoHS

LINE MARKING

CONNECTION

C2KXXXXX

C2K=Frequency Code

XXXXX=Lot Code (5 Digits

Maximum)

Crystal

No Connect

Crystal

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E1WSDA12-32.768K Summary of contents

Page 1

... E1WSDA12-32.768K Series RoHS Compliant 3.7 x 8.7 SMD 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 ±3ppm/year Maximum Operating Temperature Range -10° ...

Page 2

... E1WSDA12-32.768K Suggested Solder Pad Layout All Dimensions in Millimeters 2.25 (X4) 1.5 (X4) Solder Land 4.0 (X4) 0.7 All Tolerances are ±0.1 www.ecliptek.com | Specification Subject to Change Without Notice | Rev A 3/28/2011 | Page ...

Page 3

... E1WSDA12-32.768K Recommended Solder Reflow Methods Max S T Min S Low Temperature Infrared/Convection 230°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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