MMD WC156SM-32.768KHZ-7T

WC156SM-32.768KHZ Series Crystal
¾
Ultra Low Profile with 1.5mm Height max
¾
32.768KHZ
¾
RoHS Compliant Available
¾
Ideal for use in space confined applications
¾
Tape and Reel Packaging
ELECTRICAL SPECIFICATIONS:
Frequency
Frequency Tolerance
Turnover Temperature
Temperature Coefficient
Load Capacitance
Series Resistance
Maximum Drive Level
Recommended Drivel Level
Shunt Capacitance
Aging
Operating Temperature
Storage Temperature
32.768KHZ
±20ppm or ±50ppm
+25°C ±5°C
-0.04 x 10-6/°C2
7.0pF or 12.5pF
65K Ohms max
1.0 uWatt
0.1 uWatt
0.8pF typ
±3ppm for the first year
-40°C to +85°C
-55°C to +125°C
MECHANICAL DETAIL:
7.10 [.280]
MAX
4
4
3
3.30 [.130]
1
MAX
2
3
2.50 [.098]
1
2
1.20 [.047]
3.88 [.153]
INTERNAL CONNECTION
DO NOT CONNECT PINS 2 & 3 TO
EXTERNAL DEVICES
1.20 [.047]
1.50 [.059]
1.00 [.039]
5.08 [.200]
1.50 [.059]
1.30 [.051]
1.50 [.059]
Recommended
Land Pattern
0.75 [.030]
0.40 [.016]
Dimension in Brackets are in Inches
0.75 [.030]
1.60 [.063]
PART NUMBER GUIDE:
WC156SM
RoHS Compliant
Blank = Not Compliant
F = Is Compliant
Frequency Tolerance
Blank = ±20 ppm
50 = ±50 ppm
32.768KHZ
Load Capacitance
Blank = 12.5pF
7 = 7pF
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
[email protected]
Specifications subject to change without notice
Revision 12/12/05 A