456 MHz SAW Filter 2.5 MHz Bandwidth Part Number: SF0456BA02444S DESCRIPTION • • • 456 MHz, 2.5 MHz bandwidth high performance IF SAW filter in 7x 5 mm surface mount package. For WiMAX applications. RoHS compliant. TYPICAL PERFORMANCE Horizontal: 3 MHz/div S11 (441 to 471MHz) Vertical from top: Relative Magnitude : Relative magnitude : Phase Linearity : Group Delay Deviation : 10 1 10 100 dB/div dB/div deg/div ns/div S22 (441 to 471 MHz) Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0456BA02444S Rev A 29-Mar-2010 ECN 36650 Page 1 of 3 456 MHz SAW Filter 2.5 MHz Bandwidth Part Number: SF0456BA02444S SPECIFICATION Parameter Center Frequency (Fc) 1 Insertion Loss Passband Ripple (456+/-1.15 MHz) Group Delay Ripple (456+/-1.25 MHz) Absolute Group Delay 1 dB Bandwidth 2 3 dB Bandwidth 2 30 dB Bandwidth 2 40 dB Bandwidth 2 Rejection at 456+/-3 MHz 2 Rejection at 456+/-40 MHz 2 Rejection (580 to 870 MHz) 2 Input and Output Return Loss at 456 MHz Substrate Material Ambient Temperature Temperature Coefficient of Frequency (Tc) System Source and Load Impedance Notes: Min 455.9 2.50 40 45 30 8 - Typ 456.0 10 0.7 100 0.77 2.70 3.15 4.53 4.80 45 50 60 12 Quartz 25 -0.036 50 Max 460.1 13 1 150 3 4.90 5.20 - Units MHz dB dB p-p ns p-p µs MHz MHz MHz MHz dB dB dB dB °C ppm/°C2 Ω 1. Average of lower & upper 30 dB frequencies. 2. Rejection relative to insertion loss. MAXIMUM RATINGS Parameter Storage Temperature Range Operating Temperature Range Input Power Level Min -40 -40 - Max +85 +85 +17 Units ˚C ˚C dBm MATCHING CIRCUIT 10 4 Input 50 Ω Single-ended Output 50 Ω Single-ended 12 6 GND GND Ls1 Lp1 = = 3.3 5.6 nH nH Ls2 = Lp2 = 8.2 6.8 nH nH Notes: 1. Recommended component tolerances for inductors is ±1% with minimum Q=40. 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 DSSF0456BA02444S Rev A 29-Mar-2010 ECN 36650 Page 2 of 3 456 MHz SAW Filter 2.5 MHz Bandwidth Part Number: SF0456BA02444S 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 DSSF0456BA02444S Rev A 29-Mar-2010 ECN 36650 Page 3 of 3