MF1018S-4 FOR DIGITAL MOBILE TELEPHONE, Rx MF1018S-4 DESCRIPTION FEATURES MF1018S-4 TYPICAL CHARACTERISTICS This SAW filter for the transmitting RF circuit of digital mobile communication equipment operating at 940 MHz ~ 960 MHz. 1. SMD package insures small size, lightweight. 2. Adjustment free. 3. Low insertion loss and high stop band attenuation. 4. Wide and sharp passband characteristics. 5. High stability and reliability. 6. Designed for reflow solderings. Insertion Loss vs. Frequency CH1 S21 log MAG Input VSWR vs. Frequency 1 dB / REF 0 dB CH1 S11 SWR 500 m / REF 1 [dB] 0 –1 –2 –3 –4 –5 3.0 2.0 APPLICATION MAXIMUM RATINGS 1.0 CH1 CENTER • Mobile Cellular Telephone • Portable Cellular Telephone • Wireless equipment Rating Value Unit 50 mW Operating Temperature Range –20 to 75 °C Storage Temperature Range –30 to 85 °C Input Power 950.000 000 MHz SPAN 100.000 000 MHz CH1 CENTER Attenuation vs. Frequency CH1 S21 log MAG 950.000 000 MHz SPAN 100.000 000 MHz Output VSWR vs. Frequency 5 dB / REF 0 dB CH1 S22 SWR 500 m / REF 1 [dB] 0 –10 –20 ELECTRICAL PERFORMANCE PACKAGE OUTLINE DIMENSIONS 3.0 –30 2.0 Parameter 3.6 MF1018S-4 Min Typ Max Units 940 – 960 MHz GND 1.8 1.25 GND 1.0 50 42 25 45 IN dB dB dB dB GND 600.000 000 MHz STOP CH1 CENTER 1 100.000 000 MHz Input Reflection Coefficient vs. Frequency SPAN 100.000 000 MHz Output Reflection Coefficient vs. Frequency CH1 S11 1 U FS CH1 S22 1 U FS OUT GND SIDE VIEW BOTTOM VIEW MARKER 1 : 950 MHz MARKER 2 : 940 MHz MARKER 3 : 960 MHz 3.8 CENTER OUT 950.000 000 MHz SPAN 100.000 000 MHz Attenuation vs. Frequency IN CH1 S21 log MAG 5 dB / REF 0 dB [dB] 0 Unit : mm –20 TOP VIEW –30 DIMENSIONS ARE IN MILLIMETERS ±0.2 UNLESS OTHERWISE SPECIFIED –40 START .300 000 MHz STOP MARKER 1 : 950 MHz MARKER 2 : 940 MHz MARKER 3 : 960 MHz CENTER –10 – 28 – 950.000 000 MHz 1.27 0.6 dB dBp-p 1.27 0.6 40 30 23 30 4.0 1.5 3.0 0.6 3.0 0.6 2.0 3.8 PASSBAND CHARACTERISTICS Insertion Loss Ripple VSWR STOPBAND ATTENUATION 0 – 790 MHz 790 – 900 MHz 1000 – 1050 MHz 1050 – 1600 MHz ,,,,,,,,,, ,,,,,,,,, ,,,, ,,,, ,,, , ,,,,,,,,,, ,, , ,,, ,,,,,,,,, , START PASSBAND FREQUENCY 3 000.000 000 MHz – 29 – 950.000 000 MHz SPAN 100.000 000 MHz