76.8MHz SAW Filter 20MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBN07709 www.sipatsaw.com Features For IF SAW filter Single-ended operation Ceramic Surface Mount Package Small size No matching required for operation at 50Ω RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz - 76.8 - Insertion Loss dB - 11.6 15 1 dB Bandwidth MHz 20 20.8 - 3 dB Bandwidth MHz - 21.96 - 12 dB Bandwidth MHz - 24.85 35 30 dB Bandwidth MHz - 27.98 40 Passband Variation dB - 0.5 1.2 Absolute Delay usec - 0.77 1 Phase Linearity(f0±10MHz) deg - 6 15 Group Delay Variation(f0±10MHz) nsec - 50 120 10～50MHz dB 45 52 - 50～60MHz dB 35 49 - 100～110MHz dB 35 49 - 110～1000MHz dB 45 45 - Ultimate Rejection Material Temperature coefficient KHz/°C -7.2 Substrate Material - YZ LN Ambient Temperature °C 25 Operating Temperature Range °C -40 - +85 Storage Temperature Range °C -45 - +105 DC Voltage V Input Power dBm ESD Class - 0 - - 10 1A SMD7.0*5.0 Package Size Notes: 1. All specifications are based on the test circuit shown; 2. In production, all specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature; 3. Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances; 4. This is the optimum impedance in order to achieve the performance show. SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number LBN07709 Rev. Date 2009-11-10 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 1/3 76.8MHz SAW Filter 20MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBN07709 www.sipatsaw.com Matching Configuration L1 INPUT 50Ω L1=180nH L2=270nH L2 OUTPUT 50Ω C1=10pF C2=8.2pF Source/Load Impedance=50 ohm C2 C1 Notes - Component values may change depending on board layout. Package Dimension 7.00±0.15 10 Pad Configuration: 6 Input: 9 5 SIPAT LBN07709 XXYYZZ 2 4 0.60 1 Ground: All Others 3 0.80 1 Output: 4 5.00±0.15 9 7 1.50±0.15 8 Marking Configuration: 1) •: Pad Number 1 Index 2) SIPAT: Manufacturer Name 1.00 2 3) LBN07709: Part Number 3 4) XXYY: Date(Year/month) 4 9 5 5) ZZ: Identified Code 2.54 10 8 7 6 1.27 Package: SMD7.0*5.0 Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number LBN07709 Rev. Date 2009-11-10 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 2/3 76.8MHz SAW Filter 20MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBN07709 www.sipatsaw.com Typical Performance Frequency Response Passband Response Type Performance Type Performance -1.5848 -10.0848 -11.5848 -10.5848 -21.5848 -11.0848 -11.5848 A m plitude ripple(dB ) -41.5848 -51.5848 -61.5848 -12.0848 -12.5848 -71.5848 -13.0848 -81.5848 -13.5848 -91.5848 -101.5848 20 40 60 80 100 Frequency(MHz) Horizontal: 20MHz/Div 120 55 140 Vertical: 10dB/Div 60 65 70 75 Frequency(MHz) 80 Horizontal: 5MHz/Div Group Delay Variation(f0±10MHz) 85 90 95 Vertical: 0.5dB/Div Phase Linearity(f0±10MHz) Type Performance Type Performance 1000 15 950 10 900 5 850 X: 86.94 Y: 3.006 X: 76.8 Y: 1.342 X: 66.66 Y: 781.7 800 X: 76.8 Y: 776.3 X: 66.66 Y: -0.5879 0 D egree(deg) G roup Delay T im e(ns ) X: 86.94 Y: 744.7 750 -5 700 650 -10 600 -15 550 75 Frequency(MHz) 80 Horizontal: 5MHz/Div 85 90 -20 95 Vertical: 50ns/Div 60 65 70 95 Vertical: 5deg/Div +j0.5 +j2.0 0.0 ∞ -j0.2 -j5.0 -j0.5 +j5.0 0.5 2.0 -j0.2 +j2.0 +j0.2 +j5.0 0.2 +j0.2 1.0 90 +j1.0 +j0.5 0.5 85 Smith Chart S22 +j1.0 ∞ -j5.0 -j0.5 -j2.0 -j2.0 -j1.0 -j1.0 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 80 Horizontal: 5MHz/Div Smith Chart S11 0.0 75 Frequency(MHz) 5.0 70 2.0 65 1.0 60 5.0 500 0.2 Magnitude(dB) -31.5848 Part Number LBN07709 Rev. Date 2009-11-10 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 3/3