240 MHz SAW Filter 3.6 MHz Bandwidth Part Number SF0240CD11951S DESCRIPTION • • • 240 MHz SAW bandpass filter with 3.6 MHz Bandwidth. 13.3 x 6.5 mm ceramic LCC package with 10 pads. RoHS compliant. TYPICAL PERFORMANCE Amp 10 dB/div Amp 1 dB/div Phase 5 deg/div Delay 100 ns/div Center = 240 MHz, 2 MHz/div (25 kHz incr) S11 (230-250 MHz) S22 (230-250 MHz) Spectrum Microwave, Inc. 324 Clark Street, Worcester, MA 01606, USA Phone 508-852-5400 Fax 508-852-8456 www.SpectrumMicrowave.com DSSF0240CD11951S Rev - 7-Jan-2010 ECN 36681 Page 1 of 3 240 MHz SAW Filter 3.6 MHz Bandwidth Part Number SF0240CD11951S SPECIFICATION Parameter Center Frequency, ( FC) 1,3 Minimum Insertion Loss 1 dB bandwidth 2 Passband Amplitude Ripple (Fc ± 1.8 MHz) Phase Variation (Fc ± 1.6 MHz) Group Delay Ripple (Fc ± 1.6 MHz) Attenuation at Fc ± 2.5 MHz 2 Attenuation at Fc ± 2.93 MHz 2 Attenuation Fc ± 3.3 MHz 2 Attenuation (170-235 MHz) 2 Attenuation (245-310 MHz) 2 Input Return Loss (Fc ± 1.6 MHz) Output Return Loss (Fc ± 1.6 MHz) Source and Load Impedance Turnover Temperature (Tc) Notes: Min 3.6 12 35 40 40 12 12 - Typ 240 15 3.74 0.75 3 80 15 30 37 45 42 20 20 50 35 Max 16 1 5 150 - Units MHz dB MHz dB p-p dB p-p ns p-p dB dB dB dB dB dB dB ohms ˚C 1. Fixed Reference. All specified bandwidths and attenuation frequencies are relative to Fc = 240 MHz. 2. Taken at the peak of the response. 3. All attenuation levels are taken to be relative to the level at the response peak. 4. All electrical specifications apply over the whole of the operating temperature range (see below). MAXIMUM RATINGS Parameter Storage Temperature Range Operating Temperature Range (T) Input Power Level DC Voltage Min -40 -10 - Max 85 85 +20 +5 Units ˚C ˚C dBm VDC MATCHING CIRCUIT 10 Input 50 Ω Single ended 5 Output 50 Ω Single ended All other pads GND GND Ls1 = 39 nH, Lp1 = 12 nH Ls2 = 63 nH, Lp2 = 12 nH Notes: • Recommend 2% or better tolerance matching components. Typical inductor Q=40. • Optimum values may change depending on board layout. Values shown are intended as a guide only. Spectrum Microwave, Inc. 324 Clark Street, Worcester, MA 01606, USA Phone 508-852-5400 Fax 508-852-8456 www.SpectrumMicrowave.com DSSF0240CD11951S Rev - 7-Jan-2010 ECN 36681 Page 2 of 3 240 MHz SAW Filter 3.6 MHz Bandwidth Part Number SF0240CD11951S PACKAGE OUTLINE SUGGESTED FOOTPRINT Units: mm Tolerances are typically ±0.15 mm except where indicated. Pad Configuration: Input: 10 Output: 5 Ground: All other pads 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 CD11951S ∆ YYDDD ESD symbol (pad 1 indicator) Date Code (YY=Year, DDD=day) 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, Inc. 324 Clark Street, Worcester, MA 01606, USA Phone 508-852-5400 Fax 508-852-8456 www.SpectrumMicrowave.com DSSF0240CD11951S Rev - 7-Jan-2010 ECN 36681 Page 3 of 3