90SMX-SH

SURFACE-MOUNT CRYSTALS 90SMX(SH) CRYSTALS 9mm x 3.8mm x 2.5mm DESCRIPTION 90SMX(SH) crystals utilize the standard 90SMX package but with AT-Cut crystal blanks, providing a compact crystal with the frequency range of 12MHz to 40MHz.The crystals have a low-profile and are manufactured in epoxy resin. OUTLINES AND DIMENSIONS FEATURES · · · · Frequency 12MHz to 40MHz Industry-standard package Compact and low-profile: 9.0mm x 3.8mm x 2.5 mm Supplied in standard EIA 16mm tape and reel GENERAL SPECIFICATION Frequency Range: Calibration Tolerance at 25ºC*: Mode: Temperature Stability: Shunt Capacitance: Load Capacitance: Drive Level: Ageing: Crystal Cut: Reflow Soldering: Packaging: 12.0MHz to 40.0MHz ±50ppm Fundamental ±50ppm over -20° to +70°C 5pF maximum 12.5pF to 35pF (Customer specified.) 100mW maximum ±3ppm in first year at 25°C AT-Cut 10s max. at +235°C ±5°C Tape and Reel (EIA 16mm tape) PART NUMBER GENERATION 90SMX(SH) crystal part numbers are derived as follows: Example: OSCILLATION MODE & ESR Frequency (MHz) 12.0 ~ 16.667 16.668 ~ 23.999 24.0 ~ 40.0 Crystal Cut Oscillation Mode AT Fund. AT Fund. AT Fund. ESR (max) (Ohms) 80 60 50 16.000MHz 90SMX 30/50/10/30pF/ATF STABILITY/TEMPERATURE PERFORMANCE Frequency Package - 90SMX Calibration Tolerance at 25°C (in ±ppm) Temperature Stability (in ±ppm) Operating Temperature Range (lower figure of temperature range) Circuit Condition (CL in pF or SERIES) Mode - ATF (AT-Cut, fund.) EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE Tel: +44 1460 230000 Fax: +44 1460 230001 email: info@euroquartz.co.uk web: www.euroquartz.co.uk