242 MHz SAW Filter 1.55 MHz Bandwidth Part Number: SF0242BA03188S DESCRIPTION • • • 242 MHz SAW bandpass filter with 1.55 MHz bandwidth. 13.3 x 6.5 mm ceramic LCC package. RoHS compliant. TYPICAL PERFORMANCE Amp 10 dB/div Amp 1 dB/div Phase 10 deg/div Delay 100 ns/div Center = 242 MHz, 4 MHz/div (50 kHz incr) S11 (222-262 MHz) S22 (222-262 MHz) Spectrum Microwave 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0242BA03188S Rev A 19-Mar-2010 ECN 36650 Page 1 of 3 242 MHz SAW Filter 1.55 MHz Bandwidth Part Number: SF0242BA03188S SPECIFICATION Parameter Center Frequency, FC 1 Insertion Loss at Fc 1 dB Bandwidth 20 dB Bandwidth 2 40 dB Bandwidth 2 50 dB Bandwidth 2 Amplitude Ripple (Fc +/- 0.75 MHz) Group Delay Variation (Fc +/- 0.75 MHz) 3 Device Delay Phase Linearity (Fc +/- 0.75 MHz) Input / Output Return Loss at Fc Rejection (120 to 227 MHz) 2 Rejection (257 to 360 MHz) 2 Source/Load Impedance Ambient Temperature Notes: Min 1.55 50 50 Typ 242 17.5 1.73 2.94 3.38 5.89 0.6 80 1.72 5 6 55 55 50 25 Max 20 3.4 30 1 130 8 - Units MHz dB MHz MHz MHz MHz dB p-p ns us deg p-p dB dB dB ohms ˚C 1. Defined as the average of the lower and upper 3 dB frequencies at room ambient. 2. All dB levels are defined relative to the insertion loss. 3. A smoothing aperture of 0.2 MHz (0.5% of span) may be used for this measurement. MAXIMUM RATINGS Parameter Storage Temperature Range Operating Temperature Range Input Power Level Min Max -40 -10 0 85 85 13 Units ˚C ˚C dBm MATCHING CIRCUIT 11 Input 50 Ω Single-ended 5 Output 50 Ω Single-ended All other pads Typical Component values: Ls1 = 52 nH Cp1 = 29 pF Ls2 = 8.2 nH Lp2 = 18 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 400 Nickerson Road, Marlborough, MA 01752, USA • Phone 1-508-251-6400 • Fax 1-508-251-6401 www.SpectrumMicrowave.com DSSF0242BA03188S Rev A 19-Mar-2010 ECN 36650 Page 2 of 3 242 MHz SAW Filter 1.55 MHz Bandwidth Part Number: SF0242BA03188S PACKAGE OUTLINE SUGGESTED FOOTPRINT Units: mm Tolerances are ±0.15 mm except where indicated. Pad Configuration: Input: 11 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 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 DSSF0242BA03188S Rev A 19-Mar-2010 ECN 36650 Page 3 of 3