947.5 MHz SAW Filter 25 MHz Bandwidth Part Number: SF0948BA02589S DESCRIPTION * * * Miniature 947.5 MHz SAW Filter with 25 MHz bandwidth. 3 x 3 mm Ceramic LCC package, 6 pads. RoHS compliant TYPICAL PERFORMANCE S11 (847.5-1047.5 MHz) S22 (847.5-1047.5 MHz) Spectrum Microwave, Inc. 400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400 Fax 508-251-6401 www.SpectrumMicrowave.com DSSF0948BA02589S Rev X2 31-Jan-11 Page 1 of 3 947.5 MHz SAW Filter 25 MHz Bandwidth Part Number: SF0948BA02589S SPECIFICATION Parameter Min Center Frequency FC Bandwidth 25 Insertion Loss (935 - 960 MHz) Amplitude Ripple (935 - 960 MHz) Attenuation (Reference level from 0 db) DC to 890 MHz 28 890 to 915 MHz 20 980 to 1025 MHz 15 1025 to 2000 MHz 30 Input/Output VSWR (935 - 960 MHz) Terminating Impedance Typ 947.5 30 2.4 1.0 Max 3.0 2.0 Units MHz MHz dB dB p-p 32 35 30 34.5 2.0 50 2.2 dB dB dB dB dB // 0nF MAXIMUM RATINGS Parameter Storage Temperature Range Operating Temperature Range Input Power Level D.C. Voltage Min -40 -30 - Max 85 85 +10 0 Units C C dBm V MATCHING CIRCUIT 2 5 Input 50 Single ended Output 50 Single ended GND All other pads GND Notes: 1. External matching components are not required. 2. Device is intended to operate in a 50 single ended system. Spectrum Microwave, Inc. 400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400 Fax 508-251-6401 www.SpectrumMicrowave.com DSSF0948BA02589S Rev X2 31-Jan-11 Page 2 of 3 947.5 MHz SAW Filter 25 MHz Bandwidth Part Number: SF0948BA02589S PACKAGE OUTLINE Units: mm Typical tolerances are 0.15 mm except where indicated. SUGGESTED FOOTPRINT Pad Configuration: Input: Output: Ground: 2 5 All other pads Package Material: Body: Al2O3 ceramic Lid: Kovar, Ni plated Terminations: Au plating 1 m min, over a 1.3-8.9 m Ni plating MARKING SMI 2589 YYWW ISO 9001 Registered All specifications are believed to be accurate and reliable. However, Spectrum Microwave reserves the right to make changes without notice. (c) 2011 All rights reserved. Spectrum Microwave, Inc. 400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400 Fax 508-251-6401 www.SpectrumMicrowave.com DSSF0948BA02589S Rev X2 31-Jan-11 Page 3 of 3