CX-5-SM310.0C

CX MINIATURE CRYSTALS 8MHz to 160MHz LOW-PROFILE SMD CRYSTAL EURO QUARTZ Telephone: +44(0)1460 230000 Fax: +44(0)1460 230001 Email: sales@euroquartz.co.uk Web: www.euroquartz.co.uk CX-5-SM CX-5-SM Page 1 of 2  General Description The CX-5-SM series surface-mount quartz crystals are leadless devices designed for surface-mounting on printed circuit boards or hybrid substrates. The packages are hermetically sealed and designed specifically for process temperatures up to 260°C. B C 4 A 1 2 F E D 3    Surface-mount - infrared, vapour phase, wave solder or epoxy mount techniques Low profile, hermetically sealed package Standard surface-mount pad layout Full military environmental testing available Specification 8MHz to 70MHz Fundamental 48MHz to 160MHz 3rd O/T see table below Motional Resistance (R): see table below Motional Capacitance (C): see table below Quality Factor (Q): see table below Shunt Capacitance (C): A ±0.005% Calibration Tolerance*: B ±0.1% C ±1.0% Customer specified Load Capacitance: 500mW max. Drive Level: -10° to +70°C from ±5ppm Temperature Stability**: -40° to +85°C from ±30ppm -55° to +125°C from ±30ppm ±1ppm typ., ±5ppm max. Ageing, first year: 3000g 1ms, ½ sine Shock, survival***: 20g rms 10-2,000Hz random Vibration, survival: -10°~+70°C (commercial) Operating Temperature: -40°~+85°C (industrial) -55°~+125°C (military) -55°C~+125°C Storage Temperature: Specifications are typical at 25°C unless otherwise indicated. * Tighter tolerances available ** Does not include calibration tolerance *** Higher shock available Frequency Range: Outline Pin Connections 1. Crystal 2. Ground (case) 3. Crystal 4. Ground (case) CX-5-SM Package Dimensions Dimension (mm) Dimension Value A B C D E F 7.67 5.18 1.30 2.54 1.02 1.40 max. max. max. typ. typ. typ. CX-5-SM Motional Parameters, Q and C Equivalent Circuit L R Motional Frequency Resistance R ( Motional Capacitance C (fF) Quality Factor ‘000s Shunt Capacitance C (pF) 9) 1 C C 2 12MHz 16MHz 155MHz 58 35 50 2.2 4.3 0.5 108.6 65 41 1.3 1.8 3.2 R  Motional Resistance L  Motional Inductance C  Motional Capacitance C Shunt Capacitance CX MINIATURE CRYSTALS 8MHz to 160MHz LOW-PROFILE SMD CRYSTAL EURO QUARTZ Telephone: +44(0)1460 230000 Fax: +44(0)1460 230001 Email: sales@euroquartz.co.uk Web: www.euroquartz.co.uk CX-5-SM Page 2 of 2 Circuit Design Conventional HCMOS Pierce Oscillator Circuit RB Amplifier Process Temperatures 1.) Vapour Phase 2.) Wave Solder 3.) Infrared 4.) Conductive Epoxy 253°C or 215°C for 10 sec. to 5 min. 260°C for 10 sec. 240°C for 10 sec. 165°C for 30 min. Buffer Osc. Freq. (Fo) C5 R) Packaging CX-5-SM - Tray Pack (Standard) - Bulk Pack (Optional) - 16mm tape, Single Pitch, 178mm or 330mm reels (Optional) per EIA 481 C CX-2 C Suggested Solder Pad Layout 6.1 1.12 1.42 2.54 4.19 Terminations Designation Termination SM1 SM3 Gold Plated Nickel, Solder Plated and Solder Dipped Order Code Frequency CX-5 “S” if special or custom design -SM1 SM1 SM3 Blank if standard 10.0MHz (A Calibration Tolerance* @ 25°C A, B, C / I Range: ) Temperature C = Commercial I = Industrial M = Military S = Specify *For other calibration tolerances enter figure in ppm