ModelNamesof.PDFVIP

Crystal Units ■ Model Names of■ Surface-mount XXXXXXXX (SMD) Products Our system for surface-mount (SMD) product model names is as follows: Configuration of model names of surface-mount products Symbol for NDK: N Symbols for products: See Table 1. Table 1 Symbols for products Product symbol Product X Crystal unit T Temperature-compensated crystal oscillator (TCXO) H Oven-controlled crystal oscillator (OCXO) V Voltage-controlled crystal oscillator (VCXO) P Simple packaged crystal oscillator (SPXO) Z Crystal clock oscillator M Monolithic filter S SAW device The nominal length (mm) of a product main body in the longitudinal direction is expressed in two digits. The third digit is rounded off. The nominal length (mm) of a product main body in the lateral direction is expressed in two digits. The third digit is rounded off. Examples: 3.2 mm x 2.5 mm is expressed as 3225. Symbols for constituent materials and sealing methods: See Table 2. Table 2 Symbols for sealing methods Product sealing Package material Symbol Product sea