RF Filter for Cellular Applications 3.0 x 3.0 mm Footprint Extended Temp. Range RoHS Compliant ECS-DSF947.5B-21 SMD SAW FILTER OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS PARAMETERS ECS-DSF947.5B-21 FREQUENCY (MHz) Center Frequency MIN FO Insertion Loss TYP MAX 947.5 MHz 935.0 ~ 960.0 3.3 Passband 25.0 Passband Ripple Passband VSWR dB MHz 935.0 ~ 960.0 Stop Band Attenuation UNITS 1.4 dB DC ~ 871.0 50.0 dB 890.0 ~ 915.0 30.0 dB 980.0 ~ 1025.0 25.0 dB 1025.0 ~ 1705.0 45.0 dB 1705.0 ~ 3000.0 25.0 dB 935.0 ~ 960.0 2:1 Operating Temperature Topr -30 +80 °C Storage Temperature Tstg -40 +85 °C PACKAGE DIMENSIONS (mm) Pin Connections Pin #1 Pin #2 Pin #3 Pin #4 Pin #5 Pin #6 Ground Input Ground Ground Output Ground ECS PART NUMBER: ECS-DSF-947.5B-21-TR 1105 South Ridgeview Road z Olathe, KS 66062 z Phone: 913.782.7787 z Fax: 913.782.6991 z www.ecsxtal.com