EURO QUARTZ MJ2 CRYSTALS 5.0 x 3.2 x 0.9mm SMD 8.0MHz to 150MHz FEATURES Miniature size: 5.0mm x 3.2mm x 0.9mm height 2 pad version High shock and vibration resistance Ideal for PDAs, GPS, PCMCIA, Wireless LAN etc. DESCRIPTION OUTLINE & DIMENSIONS MJ2 crystals are miniature surface-mount crystals produced with a ceramic substrate and seam-welded metal lid. Their compact size and low mass make hem an ideal crystal for high-density applications. SPECIFICATION Frequency Range 8.0MHz to 50.0MHz: 40.0MHz to 150.0MHz: Calibration Tolerance at 25ºC: Frequency stability over Temp: Operating Temperaure Range: Storage Temperature: Effective Series Resistance: Shunt Capacitance (C0): Load Capacitance (CL): AT-Cut Fundamental AT-Cut 3rd Overtone from ±10ppm to ±100ppm from ±10ppm to ±100ppm -10° ~ +60°C to -40° ~ +85°C -40°~+85°C / -55° ~ +125°C See table 2pF to 5pF typical, 7pF maximum Series or from 6pF to SeriespF (Customer specified CL) <±5ppm per year at +25°C 100 mW maximum 500MΩ min. at 100±15VDC 10s maximum at 260°C 2 reflows maximum Ceramic base, metal lid, Hermetic seal 12mm EIA tape and reel 1000 pieces per reel Ageing: Drive level: Insulation Resistance: Reflow Soldering: Package: Packaging: EQUIVALENT SERIES RESISTANCE (ESR) Frequency Range (MHz) Crystal Cut/ Mode 8.0 ~ 10.0 10.01 ~ 12.0 12.01 ~ 20.0 20.01 ~ 50.01 40.01 ~ 150.0 AT Fund. AT Fund. AT Fund. AT Fund. 3rd Overtone ESR Ω Max. 100 80 60 40 80 ENVIRONMENTAL SPECIFICATION RoHS Status: Gross Leak: Fine Leak: Shock: Vibration: Solderability: Humidity: Thermal Shock: Compliant 1kg pressurized water immersion test as per Euroquartz procedures. <5x10-8 atm cc/s -helium leak test ±5ppm max. Free drop 3 times from 75cm height onto a hard wooden board or half sine wave acceleration of 100g peak amplitude for 11 ms duration, 3 cycles each plane. ±5ppm max., frequency 10 to 55Hz, amplitude 1.5mm or 10g rms. Duration 6 hours. MIL-STD-883, Method 2003 48 hours at 85°C, relative humidity, non-condensing Temperature cycling: Exposed to -40°C for 30 minutes then to +85°C for 30 minutes, - duration 5 days. PART NUMBER GENERATION Part numbers for MJ2 crystals are generated as follows: 12.000MHz MJ2/20/30/-10+60/18pF/ATF/60R Nominal Frequency Package MJ2 Calibration tolerance at 25°C (±ppm) Temperature Stability over temp. range (±ppm) Operating Temp. Range (°C) (Lower and upper limits) Load Capacitance (Either SR for series or CL in pF) Mode: ATF = Fundamental AT3 = 3rd Overtone (Optional, use when mode clarity is required) Equivalent Series Resistance (Optional) EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 [email protected] www.euroquartz.co.uk