1842.5 MHz SAW Filter 75 MHz Bandwidth Part Number SF1843BA02675S DESCRIPTION • • • 1842.5 MHz SAW bandpass filter with minimum 75 MHz Bandwidth. 3 x 3 mm ceramic LCC package, 6 pads. RoHS compliant. TYPICAL PERFORMANCE S11 (1542.5-2142.5 MHz) S22 (1542.5-2142.5 MHz) Spectrum Microwave, Inc. 400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400 Fax 508-251-6401 www.SpectrumMicrowave.com DSSF1843BA02675S Rev X1 10-Feb-11 Page 1 of 3 1842.5 MHz SAW Filter 75 MHz Bandwidth Part Number SF1843BA02675S SPECIFICATION Parameter Center Frequency, ( FC) 1 Average Insertion Loss (1805-1880 MHz) Amplitude Ripple (1805-1880 MHz) Attenuation (DC-1500 MHz) 2 Min Typ Max - 1842.5 - - 2.2 3.8 Units MHz dB - 1.3 2.3 20 24 - dB dB p-p Attenuation (1600-1710 MHz) 2 22 25 - dB Attenuation (1710-1785 MHz) 2 10 23 - dB Attenuation (1920-3120 MHz) 2 25 28 - dB Attenuation (3120-4000 MHz) 2 17 30 - dB - 1.9 2.6 :1 Input/Output VSWR (1805-1880 MHz) Source and Load Impedance 50 ohms Ambient Temperature (Tref) 25 ˚C Notes: 1. Reference frequency. Computed as mean of the 3 dB frequencies. 2. All attenuation levels are referenced to the 0 dB absolute level. MAXIMUM RATINGS Parameter Storage Temperature Range Operating Temperature Range (T) DC Voltage Input Power Level Min -40 -30 - Max 85 85 0 +20 Units ˚C ˚C V dBm MATCHING CIRCUIT 2 5 Input 50 Ω Single ended Output 50 Ω Single ended All other pads GND GND Notes: • • External matching components are not required. Device is to operate in a 50 Ω single-ended system. Spectrum Microwave, Inc. 400 Nickerson Road, Marlborough, MA 01752, USA Phone 508-251-6400 Fax 508-251-6401 www.SpectrumMicrowave.com DSSF1843BA02675S Rev X1 10-Feb-11 Page 2 of 3 1842.5 MHz SAW Filter 75 MHz Bandwidth Part Number SF1843BA02675S PACKAGE OUTLINE Package Material: Body: Al2O3 ceramic Lid: Kovar, Ni plated Terminations: Au plating 1 µm min, over a 1.3-8.9 µm Ni plating Units: mm Tolerances are ±0.15 mm except where indicated. Pad Configuration: Input: 2 Output: 5 Ground: All other pads Units: mm Tolerances are typically ±0.15 mm except where indicated. Pad Configuration: Input: 2 Output: 5 Ground: All other pads SUGGESTED FOOTPRINT Package Material: Body: Al2O3 ceramic Lid: Kovar, Ni plated Terminations: Au plating 1 µm min, over a 1.3-8.9 µm Ni plating MARKING SMI 2675 YYWW ISO 9001 Registered All specifications are believed to be accurate and reliable. However, Spectrum Microwave reserves the right to make changes without notice. © 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 DSSF1843BA02675S Rev X1 10-Feb-11 Page 3 of 3