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 Single-ended 5 Output 50 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 m min, over a 1.3-8.9 m 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. (c) 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