140MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LB140DS43 www.sipatsaw.com Features For IF SAW filter Single-ended operation Ceramic Surface Mount Package Small size RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz 139.8 140 140.2 Insertion Loss dB - 10.1 13 1.2 dB Bandwidth MHz 4.9 5.22 - 3 dB Bandwidth MHz - 6.03 - 35 dB Bandwidth MHz 9 9.2 Passband Variation dB - 0.9 1.2 Group Delay Variation(f0±2MHz) nsec - 130 200 Absolute Delay usec - 1 - inside of f0±10MHz dB 37 41 - outside of f0±10MHz dB 40 46 - Ultimate Rejection Material Temperature coefficient KHz/°C -2.52 Substrate Material - 112LT 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 SMD13.3*6.5 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 LB140DS43 Rev. Date 2009-05-07 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 1/3 140MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LB140DS43 www.sipatsaw.com Matching Configuration L1 INPUT 50Ω L1=(15+68)nH L2 OUTPUT 50Ω C1=39pF L2=82nH C2=36pF Source/Load Impedance=50 ohm C1 C2 Notes - Component values may change depending on board layout. Package Dimension +0.2 13.3-0.1 +0.2 6.5-0.1 SIPAT LB140DS43 XXYYZZ Pad Configuration: Input: 10 Output: 5 Ground: All Others Marking Configuration: 1) •: Pad Number 1 Index 0.51 0.76 1.56 0.1 0.4 1.02 2) SIPAT: Manufacturer Name 3) LB140DS43: Part Number 4) XXYY: Date(Year/month) 2.9 5) ZZ: Identified Code 0.6 1.91 Package: SMD13.3*6.5 Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number LB140DS43 Rev. Date 2009-05-07 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 2/3 140MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LB140DS43 www.sipatsaw.com Typical Performance Frequency Respond Passband Respond Type Performance Type Performance -0.0634 -8.5634 -10.0634 -9.0634 -20.0634 -9.5634 -10.0634 A m plitude ripple(dB ) -40.0634 -50.0634 -60.0634 -10.5634 -11.0634 -70.0634 -11.5634 -80.0634 -12.0634 -90.0634 -100.0634 115 120 125 130 135 140 145 Frequency(MHz) Horizontal: 5MHz/Div 150 155 160 -12.5634 130 165 Vertical: 10dB/Div 132 134 136 138 140 Frequency(MHz) 142 Horizontal: 2MHz/Div Group Delay Variation(f0±2MHz) 144 146 148 150 Vertical: 0.5dB/Div Phase Linearity(f0±2MHz) Type Performance Type Performance 1800 20 1600 15 1400 10 1200 5 X: 138 Y: 967.4 1000 X: 140 Y: 966.1 X: 142 Y: 947.2 0 D egree(deg) G roup Delay T im e(ns ) 800 X: 138 Y: -2.574 X: 142 Y: 1.045 X: 140 Y: -0.4606 -5 -10 600 -15 400 -20 200 -25 139 140 Frequency(MHz) 141 Horizontal: 1MHz/Div 142 143 -30 136 144 Vertical: 200ns/Div 137 138 139 ∞ 0.0 +j5.0 0.5 5.0 2.0 -j0.2 +j2.0 +j0.2 +j5.0 0.2 +j0.2 1.0 144 Vertical: 5deg/Div +j0.5 +j2.0 0.5 143 +j1.0 +j0.5 -j0.2 -j5.0 ∞ -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 142 Smith Chart S22 +j1.0 -j0.5 141 Horizontal: 1MHz/Div Smith Chart S11 0.0 140 Frequency(MHz) 5.0 138 2.0 137 1.0 0 136 0.2 Magnitude(dB) -30.0634 Part Number LB140DS43 Rev. Date 2009-05-07 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 3/3