SF2370H RF Filter for ISM Band Applications 2.0 x 1.6 x 0.9 mm Surface-Mount Case 869.225 MHz Absolute Maximum Ratings SAW Filter Rating Value Units Input Power Level +20 dBm Maximum DC Voltage 5 VDC Operable Temperature Range -45 to +125 C Specification Temperature Range -40 to +85 C Storage Temperature Range -40 to +85 C Terminating Source Impedance (single) Z 50 S Terminating Load Impedance (single) Z 50 L SM2016-4 Maximum Soldering Profile 265 C for 10 s Characteristic Sym Notes Min Typ Max Units Center Frequency f 869.225 MHz C Insertion Loss (868.3 to 870.15 MHz) 4.0 5.0 dB IL 3.0 3.5 dB Minimum Insertion Loss min VSWR (868.3 to 870.15 MHz) 1.3 2.0:1 dB Amplitude Ripple (868.3 to 870.15 MHz) 1.0 2.0 Attenuation 50 to 791 MHz 45 50 791 to 848 MHz 35 40 dB 848 to 862 MHz 35 40 880 to 883 MHz 35 40 883 to 1000 MHz 45 50 Case Style SM2016-4 Lid Symbolization (Y=year, WW=week, S=shift) 5V YW CAUTION: Electrostatic Sensitive Device. Observe precautions for handling. NOTES: 5. The design, manufacturing process, and specifications of this filter 1. Unless noted otherwise, all specifications apply over the operating are subject to change. temperature range with filter soldered to the specified demonstration 6. Either Port 1 or Port 2 may be used for either input or output in the board with impedance matching to 50 and measured with 50 net- design. However, impedances and impedance matching may vary work analyzer. between Port 1 and Port 2, so that the filter must always be installed 2. Unless noted otherwise, all frequency specifications are referenced to in one direction per the circuit design. the nominal center frequency, fc. 7. US and international patents may apply. 3. Rejection is measured as attenuation below the minimum IL point in 8. Murata, stylized Murata logo, and Murata N.A., Inc. are registered the passband. Rejection in final user application is dependent on trademarks of Murata Manufacturing Co., Ltd. PCB layout and external impedance matching design. See Applica- 9. Electrostatic Sensitive Device. Observe precautions for handling. tion Note No. 42 for details. 4.LRI or after the part number indicateslow rate initial produc- tio andEN or indicatesengineering prototypes Copyright Murata Manufacturing Co., Ltd. All rights reserved. October 2014 SF2370H(R) 5/3/17 Page 1 of 4 www.murata.com5V Electrical Connections Connection Terminals Input 2 Output 4 Ground All others Frequency Characteristics S21 Response: Span 100 MHz S21 Response: Span 10 MHz Copyright Murata Manufacturing Co., Ltd. All rights reserved. October 2014 www.murata.com SF2370H (R) 5/3/17 Page 2 of 4