*1 equivalent series resistance n dimensions crystal units n specifications nx2520sa for oa / av/ short-range wireless cu23_090416_nx2520sa_e mm 1.7 1.3 reference land pattern 1.0 1.2 2.5 0.1 0.500.05 #1 #2 #4 #3 1.3 1.7 internal connections (top view) #4 #1 *#2 and #4 are connected with a cover. (please connect with a gnd.) #3 #2 0.1 2.0 0.8 0.65 pb free n how to specify an order when ordering our products, specify them with an ordering code that consists of the following : -- m if you have any queries concerning our standard frequencies and numbers for specifying orders, please contact our sales represe ntatives or visit our homepage (http://www.ndk.com/). model name frequency (max : 9 digits) number for specifying an order example nx2520sa-16.000m-std-csw-4 n features a small and thin surface-mount type crystal unit, especially suited for small-sizing requirements. compatible with low frequencies startin g from 16 mhz. ultra compact and thin. (2.5 2.0 0.50 mm typ.) excellent environmental characteristics, including heat and shock resistance. excellent electrical performance, ideal for oa (office automation), av (audiovisual), bluetooth and wireless lan applications. lead-free. meets the requirements for re-flow profiling using lead-free solder. l l l l frequency range (mhz) 16 to 20 20 to 30 30 to 35 35 to 80 equivalent series resistance max. [] 80 60 50 40 frequency range overtone order frequency tolerance (25 3 ) temperature characteristics (with reference to +25 c) operating temperature range storage temperature range equivalent series resistance drive level load capacitance 16 to 80 mhz fundamental 15 10 ?6 15 10 ?6 ?10 to +75 ?40 to +85 refer to *1 10 w (max. 200 w) 8 pf item model nx2520sa the above specifications are standard for this ndk product. custom-made specifications such as load capacitance and temperature characteristics are also available. please contact ndk sales with your enquiries.
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