Crystal Filter 10.7 MHz- and 21.4 MHz-Series MCF Type: with a Built-in Transformer n Features This is an integrated MCF with a built-in transformer which matched terminating impedance with MCF impedance. l This product can be manufactured according to your requested terminating impedance. l It can be designed and manufactured so that no adjustment is needed in the field. l It has stable temperature characteristics. D-152 D-162 n Specifications Model Stop Insertion loss Terminating Operating Nominal Number Passband Ripple width bandwidth (insertion impedance temperature frequency (dB) attenuation) (dB) (Ω//pF) range (°C) (MHz) of poles (dB) (kHz) (dB) (kHz) (dB) (kHz) Package type Weight (g) 10A7.5CB 10.7 6 3 ±3.75 45 ±8.75 65 ±12.5 2 3.5 50//0 –20 to +70 D-152 23 10A15CB 10.7 6 3 ±7.5 45 ±17.5 65 ±25 2 3 50//0 –20 to +70 D-152 23 10A30CB 10.7 6 3 ±15 45 ±35 65 ±50 2 3 50//0 –20 to +70 D-152 23 10A7.5DG 10.7 8 3 ±3.75 70 ±8.75 90 ±12.5 2 4 50//0 –20 to +70 D-152 25 10A15DB 10.7 8 3 ±7.5 70 ±17.5 90 ±25 2 3.5 50//0 –20 to +70 D-152 25 10A30DB 10.7 8 3 ±15 70 ±35 80 ±50 2 3.5 50//0 –20 to +70 D-152 25 21C7.5DD 21.4 8 3 ±3.75 65 ±9 90 ±12.5 2 4.5 50//0 –20 to +70 D-162 12 21C15DCA 21.4 8 3 ±7.5 65 ±17.5 90 ±25 2 4 50//0 –20 to +70 D-162 12 21C30DG 21.4 8 3 ±15 65 ±35 80 ±50 2 4 50//0 –20 to +70 D-162 12 n List of Codes for Placing an Order Model Code for placing an order Model Code for placing an order 10A7.5CB 10A7.5CB-10.7M-FN15-835 10A30DB 10A30DB-10.7M-FN15-839 10A15CB 10A15CB-10.7M-FN15-837 21C7.5DD 21C7.5DD-21.4M-FN15-747 10A30CB 10A30CB-10.7M-FN15-758 21C15DCA 21C15DCA-21.4M-FN15-699 10A7.5DG 10A7.5DG-10.7M-FN15-836 21C30DG 21C30DG-21.4M-FN15-594 10A15DB 10A15DB-10.7M-FN15-838 n Dimensions mm D-152 mm D-162 4 2–φ0.8 4 4 1 2 18.2max 3 4 4max 18.0±0.5 2–φ0.8 8.0±0.5 24 4–φ0.8 GND 14.0max 4 3.5 15.9max 38.4max 10.0max 25.0max 2–φ1.0 GND cf18_071102_107-214MCF_e1