Ecliptek E1WSDA12-32.768K Crystal Datasheet

E1WS Series
E1WS
• RoHS Compliant
• 32.768kHz watch crystal
• Miniature four pad surface mount package
• ±20ppm frequency tolerance
• 12.5pF load capacitance
• Tape and reel available
H
L
W
2.5
8.7
3.7
CRYSTAL
NOTES
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ELECTRICAL SPECIFICATIONS
Frequency
32.768kHz
Frequency Tolerance (at 25°C)
±20ppm
Frequency Stability
-0.042ppm / (∆°C)2 Maximum, Parabolic;
Turn Over Temperature at 25°C ±5°C
Operating Temperature Range
-10°C to 60°C
Aging (at 25°C)
±3ppm / year Maximum
Storage Temperature Range
-40°C to 85°C
Shunt Capacitance
0.85pF Typical, 2pF Maximum
Motional Capacitance
2.0fF Typical
Equivalent Series Resistance
60,000 Ohms Maximum
Insulation Resistance
500 Megaohms Minimum at 100VDC
Drive Level
1 µWatt Maximum
Load Capacitance (CL)
12.5pF
MANUFACTURER
CATEGORY
SERIES
PACKAGE
CLASS
REV.DATE
ECLIPTEK CORP.
CRYSTAL
E1WS
PLASTIC
CR47
05/05
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
PART NUMBERING GUIDE
E1WSDA12 - 32.768K TR
PACKAGE OPTIONS
Blank=Bulk, TR=Tape and Reel
NOTES
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MECHANICAL DIMENSIONS
SUGGESTED SOLDER PAD LAYOUTS
ALL DIMENSIONS IN MILLIMETERS
ALL DIMENSIONS IN MILLIMETERS
TAPE AND REEL DIMENSIONS
ALL DIMENSIONS IN MILLIMETERS
A
B
C
D
E
16±.3
7.5±.1
6.75±.1
4 ±.2
2±.1
TAPE
REEL
M
N
O
P
Q
1.5 MIN
50 MIN
20.2 MIN
13±.2
40 MIN
QTY/REEL
3,000
F
G
H
J
K
L
R
S
T
U
V
8±.2
4.35±.1
1.5 +.2-.1
10.7±.2
.5 ±.05
3.7±.2
2.5 MIN
10 MIN
22.4 MAX
360 MAX
16.4+2-0
PARABOLIC TEMPERATURE CURVE
MARKING SPECIFICATIONS
Line 1: C2K XXXX
Lot Identifier (4 or 5 Characters)
Frequency Code
MANUFACTURER
CATEGORY
SERIES
PACKAGE
CLASS
ECLIPTEK CORP.
CRYSTAL
E1WS
PLASTIC
CR47
800-ECLIPTEK www.ecliptek.com for latest revision
REV.DATE
05/05
Specifications subject to change without notice.
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