WC315-32.768KHZ Crystal Series
Ceramic SMD Tuning Fork Crystal
32.768KHZ
RoHS Compliant
Tape and Reel Packaging Available
ELECTRICAL SPECIFICATIONS:
Frequency
Frequency Tolerance at +25°C
Load Capacitance
Operating Temperature
Storage Temperature
Turnover Temperature
Stability
Equivalent Series Resistance
Drive Level
Aging
Quality Factor
Shunt Capacitance
MECHANICAL DETAILS:
1.60[.063]
MAX
0.90[.035]
MAX
1.30[.051]
1.90 [.075]
1.10 [.043]
3.30[.130]
MAX
1.80[.071]
2.40[.094]
1.40[.055]
1.10 [.043]
0.62[.024]
DIMENSION IN BRACKETS ARE IN INCHES
RECOMMENDED LAND PATTERN
*DO NOT DESIGN ANY PATTERNS
ON SHADED AREA
32.768KHZ
±20 ppm
12.5pF
-40°C to ±85°C
-55°C to ±125°C
+25°C ±5°C
-0.035 ppm / (change in
°C)
2
max parabolic curve
70k Ohms Max
1uW max
±3 ppm first year
30000 typ
1.05pF Max
PART NUMBERING GUIDE:
WC315
32.768KHZ
Frequency Tolerance
Blank = ±20 ppm
XX = Customer Specified
Load Capacitance
Blank = 12.5pF
XX = Customer Specified
Value Added Options
Blank = No Added Options
T = Tape and Reel
Please consult with MMD sales department for any other parameters or options.
MMD Components,
30400 Esperanza, Rancho Santa Margarita, CA, 92688
Phone: (949) 709-5075, Fax: (949) 709-3536,
www.mmdcomp.com
Sales@mmdcomp.com
Revision 01/02/07 A
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