1842.5 MHz SAW Filter 75 MHz Bandwidth Part Number: SF1843BA02542S DESCRIPTION • • • 1842.5 MHz SAW bandpass filter with 75 MHz bandwidth for mobile communications. 2.5 x 2.0 mm ceramic LCC package. RoHS compliant. TYPICAL PERFORMANCE Frequency Response VSWR (Unbalanced Input) VSWR (Balanced Output) Spectrum Microwave 00 Nickerson Road, Marlborough MA, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF1843BA02542S Rev X3 28-July-2010 Page 1 of 3 1842.5 MHz SAW Filter 75 MHz Bandwidth Part Number: SF1843BA02542S SPECIFICATION Parameter 1 Center Frequency (Fc) Insertion Loss (1805 to 1880 MHz) Amplitude Ripple (1805 to 1880 MHz) Input VSWR (1805 to 1880 MHz) Output VSWR (1805 to 1880 MHz) 2 Attenuation (1 to 1200 MHz) 2 Attenuation (1200 to 1705 MHz) 2 Attenuation (1705 to 1785 MHz) 2 Attenuation (1920 to 1980 MHz) 2 Attenuation (1980 to 2200 MHz) 2 Attenuation (2200 to 3000 MHz) 2 Attenuation (3000 to 6000 MHz) Output Amplitude Balance (ІS31/S21І) Output Phase Balance (Ф(S31)-Ф(S21)+180˚) Source Impedance Load Impedance Ambient Temperature Notes: Min 40 30 9 10 20 30 40 -2 -12 - Typ Max Units 1842.5 MHz 2.9 4.0 dB 1.0 2.1 dB p-p 2.1 2.7 :1 2.0 2.7 :1 49 dB 34 dB 14 dB 22 dB 23 dB 36 dB 44 dB 0 2 dB 0 12 deg 50 ohms unbalanced 200 ohms balanced 25 °C 1. Fixed reference point. 2. Reference level from 0 dB. 3. Symmetry in band, referenced to the matched operating condition, 1805 to 1880 MHz). MAXIMUM RATINGS Parameter Storage Temperature Range Operating Temperature Range Input Power Level Min Typ Max -40 -20 - 25 25 10 85 75 13 Units ˚C ˚C dBm MATCHING CIRCUIT Notes: 1. Recommend use of 2% tolerance matching component. Typical Inductor Q=45. 2. Component value is for reference only and may change depending on board layout. Spectrum Microwave 00 Nickerson Road, Marlborough MA, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF1843BA02542S Rev X3 28-July-2010 Page 2 of 3 1842.5 MHz SAW Filter 75 MHz Bandwidth Part Number: SF1843BA02542S PACKAGE OUTLINE Units: mm 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 Typical tolerances are ±0.15 mm except where indicated. Pad Configuration: Unbalanced Input: Balanced Output: Balanced Output: Ground: G C D B, E Model Identification: IC = SF1843BA02542S I C A B Week Code: A through Z followed by a through z equals 52 weeks. Year Code: A = 2001, B=2002, C=2003, to J=2010 (Code A through J repeats every 10 years) ISO 9001 Registered All specifications are believed to be accurate and reliable. However, Spectrum Microwave reserves the right to make changes without notice. © 2010 All rights reserved. Spectrum Microwave 00 Nickerson Road, Marlborough MA, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF1843BA02542S Rev X3 28-July-2010 Page 3 of 3