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| Low Profile Crystal HC49-4H & HC49-3H Specifications HC49-4H: 3.5mm maximum height HC49-3H: 2.5mm maximum height Parameters Package: 2.50 (max) 0.43O 12.00 (min) 12.00 (min) Product HC49-4H HC49-3H Option Code HC49-4H HC49-3H 3.50* (max) 0.43O Frequency range: 1.0MHz 3.2768 ~ 90.0MHz 3.579 ~ 90.0MHz Calibration tolerance: 20ppm 30ppm 50ppm Other values (10ppm ~ 100ppm) 30ppm 50ppm 100ppm Other values (10ppm ~ 100ppm) 2 3 5 specify 3 5 C specify 1 2 3 4 specify B D E F J specify F 3 4.88 4.65 11.05 4.88 4.65 11.05 Temperature stability: HC49-4H *1.0MHz HC49-4H height is 4.00 (max) HC49-3H Scale 1:1 Features Industry standard HC49 footprint Fundamental mode available up to 50.0MHz Comprehensive stock of standard frequencies Low profile for close board stacking Centre ground lead available Operating temperature range: -10 to +60C -20 to +70C -30 to +80C -40 to +85C Other values Circuit condition: 12pF 16pF 18pF 20pF 30pF Other values Fundamental 3rd overtone Oscillation mode: Standard Frequencies Frequencies in MHz 1.000000* 3.276800 3.579545 3.686400 3.840000 4.000000 4.032000 4.096000 4.194304 4.433619 4.500000 4.915200 5.000000 5.068800 6.000000 6.144000 6.176000 6.400000 7.372800 7.680000 8.000000 8.064000 8.192000 8.867237 9.000000 9.216000 9.830400 10.000000 10.240000 10.245000 11.059200 12.000000 12.288000 14.318181 14.745600 15.000000 15.360000 16.000000 16.384000 16.934400 17.734475 18.000000 18.432000 19.000265 19.660800 20.000000 20.275200 21.250000 22.118400 22.579200 24.000000 24.000140 24.576000 25.175000 28.322000 29.491200 30.000000 32.000000 32.768000 35.251200 36.000000 40.000000 48.000000 50.000000 60.000000 Equivalent series resistance (max): 3000 (1.0MHz) 200 (>3.2 ~ 3.5MHz) 150 (>3.5 ~ 4.0MHz) 120 (>4.0 ~ 4.4MHz) 100 (>4.4 ~ 7.0MHz) 70 (>7.0 ~ 10.0MHz) 50 (>10.0 ~ 50.0MHz, fund) 100 (>25.0 ~ 90.0MHz, 3rd OT) Static capacitance (C0): Ageing: Test drive level: Standard. 7pF max 3ppm max first year 100W Optional - Please specify required code(s) when ordering Ordering Information Product name + frequency + specification code eg: HC49-4H/351DF 18.4320MHz 30/50/10/16-F HC49-3H/232S3 48.0MHz 20/30/20/S-3 Insulating washers and mounting clips available. See our website for details. Available on T&R - 1k pcs per reel. Refer to our website for T&R and soldering details. Not normally available in small quantities of non-standard frequencies. Please check with us before ordering. Tel: +44 1460 256 100 26 Jul 2002 Fax: +44 1460 256 101 E-mail: sales@golledge.com Web: www.golledge.com |
Price & Availability of HC49-4H351DF
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