WCSMC Series Crystal ¾ 4 Pad Ceramic SMD Package ¾ Tuning Fork Crystal ¾ Tight Tolerance and Stability ¾ Tape and Reel Packaging ELECTRICAL SPECIFICATIONS: Frequency Frequency Tolerance Turnover Temperature (To) Frequency Stability Operating Temperature Range Storage Temperature Shunt Capacitance Motional Capacitance Equivalent Series Resistance (ESR) Load Capacitance Drive Level Capacitance Radio (CO/C1) Aging Insulation Resistance Hermeticity of Seal Shock Resistance Moisture Sensitivity Level 32.768kHz See Part Number Guide Below 25°C ±5°C -0.034(±0.006)ppm/°C2(T-To)2 -40°C to +85°C -55°C to +125°C 1.35pF Typ 3.0fF Typ 50K Ohms 12.5pF or 6pF 1µW max 450 Typ ±3ppm / 1st Yr Max 500 Mega ohms Min at 100VDC ±15VDC 1 x 10-2 mPa (m3/s) Max ±5ppm max (drop test onto a hard wooden board from 75cm) 3 MECHANICALS DETAIL: 8.00 [.315] MAX 4 1 INTERNAL CONNECTION 3.20 [.126] MAX 3 2 0.50 [.020] 4 4.20 [.165] 1 2.54 [.100] MAX 3 3.80 [.150] MAX 1.30 [.051] 2 DIMENSION IN BRACKETS ARE IN INCHES 1.90 [.075] 1.30 [.051] RECOMMENDED LAND PATTERN 0.90 [.035] 5.50 [.217] PART NUMBER GUIDE: WCSMC RoHS Compliant Blank = Not Compliant F = Is Compliant Frequency Tolerance Blank = ±20 ppm C = ±10 ppm B = ±5 ppm 32.768KHZ Load Capacitance Blank = 12.5pF 6 = 6pF 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 WCSMC061509H