380 MHz SAW Filter 2.5 MHz Bandwidth Part Number: SF0380BA02442S DESCRIPTION • • 380 MHz, 2.5 MHz bandwidth high performance IF SAW filter in 7x5 mm surface mount package for WiMAX applications. RoHS compliant. TYPICAL PERFORMANCE Vertical from Top: |S21| 10 dB/div; |S21| 1 dB/div; S21 group delay ripple 150 ns/div 365 368 371 374 377 380 383 386 389 392 395 S11, from 365 to 395 MHz 0 |S11| in dB -5 -10 -15 -20 -25 365 380 Frequency in MHz 395 380 Frequency in MHz 395 S22, from 365 to 395 MHz 0 |S22| in dB -5 -10 -15 -20 -25 365 Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0380BA02442S Rev A 19-Mar-2010 ECN 36650 Page 1 of 3 380 MHz SAW Filter 2.5 MHz Bandwidth Part Number: SF0380BA02442S SPECIFICATION Parameter Center Frequency (Fc) 1 Insertion Loss Passband Ripple within 380+/-1.15 MHz Group Delay Ripple within 350+/-1.25 MHz Absolute Group Delay 1 dB Bandwidth2 30 dB Bandwidth 40 dB Bandwidth Rejection at 380+/- 3 MHz Rejection at 380+/- 40 MHz Input and Output Return Loss at 380 MHz Substrate Material Operating Temperature Range Temperature Coefficient of Frequency (Tc) System Source and Load Impedance Notes: Min 379.9 2.5 40 45 8 -40 - Typ 380.0 9.4 0.53 95 0.77 2.74 4.52 4.75 45 50 12 Quartz 25 -0.036 50 Max 380.1 13 1 150 3 4.9 5.2 85 - Units MHz dB dB ns µs MHz MHz MHz dB dB dB °C ppm/°C2 Ω 1. Average of lower & upper 30 dB frequencies. 2. Rejection relative to insertion loss. MAXIMUM RATINGS Parameter Operating Temperature Range1 Storage Temperature Range Input Power Level Min -40 -40 - Max +85 +85 +17 Units ˚C ˚C dBm MATCHING CIRCUIT 10 4 12 6 Minimum Inductor Q = 40 Ls1 Cp1 Rp1 = = = 22 27 3 nH pF KΩ Ls2 = Cp2 = Rp2 = 27 15 3 nH pF KΩ Notes: 1. Required component tolerances – inductors ±1% with min Q=40, capacitors ±5%. 2. Values shown are for reference only. Actual values are dependent upon board layout. Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0380BA02442S Rev A 19-Mar-2010 ECN 36650 Page 2 of 3 380 MHz SAW Filter 2.5 MHz Bandwidth Part Number: SF0380BA02442S PACKAGE OUTLINE AND RECOMMENDED PCB LAYOUT Package Material: Body: Al2O3 ceramic Lid: Kovar, Ni plated Terminations: Au plating 1 µm min, over a 1.3-8.9 µm Ni plating 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 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0380BA02442S Rev A 19-Mar-2010 ECN 36650 Page 3 of 3