140MHz SAW Filter 0.48MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LB140DS30 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 139.9 140 140.1 Insertion Loss dB - 10.5 12 1dB Bandwidth MHz 0.48 0.61 - 3 dB Bandwidth MHz - 0.9 - 35 dB Bandwidth MHz - 1.94 2.1 Passband Variation dB - 0.1 0.6 Absolute Delay usec - 2.34 - Phase Linearity(f0±0.2MHz) deg - 0.5 - Group Delay variation(f0±0.25MHz) nsec - 80 200 f0±2.5MHz dB 37 55 - f0±20MHz dB 40 60 - Ultimate Rejection Material Temperature coefficient KHz/°C 0.14 Substrate Material - QZ 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 1 SMD13.3*6.5C 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 LB140DS30 Rev. Date 2007-12-14 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 1/3 140MHz SAW Filter 0.48MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LB140DS30 www. sipatsaw.com Matching Configuration L1 INPUT 50Ω L1=82nH L2 OUTPUT 50Ω L2=68nH C1=C2=56pF Source/Load Impedance=50 ohm C2 C1 Notes - Component values may change depending on board layout. Package Dimension +0.2 13.3-0.1 9 8 7 SIPAT LB140DS30 07XX 11 12 3 6 +0.2 6.5-0.1 10 Pad Configuration: 5 Input 11 Output 5 Ground All Others 4 Marking Configuration: 1) •: Pad Number 1 Index 1.56 0.1 0.76 0.4 0.79 1.5 1 2 3 4) 07XX: Date Code 5 11 6 9 8 3) LB140DS30: Part Number 4 12 10 2) SIPAT: Manufacturer Name 7 2.54 Package: SMD13.3*6.5C Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number LB140DS30 Rev. Date 2007-12-14 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 2/3 140MHz SAW Filter 0.48MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LB140DS30 www. sipatsaw.com Typical Performance Frequency Respond Passband Respond Type Performance -0.4521 -8.9521 -10.4521 -9.4521 -20.4521 -9.9521 Magnitude(dB) -30.4521 -10.4521 -40.4521 -50.4521 -10.9521 -60.4521 -11.4521 -70.4521 -11.9521 -80.4521 -12.4521 -90.4521 -100.4521 135 136 137 138 139 140 141 Frequency(MHz) Horizontal: 1MHz/Div 142 143 144 139 145 Vertical: 10dB/Div 139.5 140 140.5 Horizontal: 0.5MHz/Div Group Delay Variation(f0±0.2MHz) 141 Vertical: 0.5dB/Div Phase Linearity(f0±0.2MHz) Type Performance Type Performance 2 2100 1.5 2000 1 0.5 X: 139.8 Y: 1805 X: 139.8 Y: -0.1591 0 X: 140.2 Y: 1806 Degree(deg) Group Delay Time(ns) 1900 1800 X: 140 Y: 1799 1700 X: 140.2 Y: -0.1682 X: 140 Y: -0.3306 -0.5 -1 -1.5 1600 -2 1500 -2.5 140 Frequency(MHz) 140.2 Horizontal: 0.2MHz/Div 140.4 -3 139.4 140.6 Vertical: 100ns/Div 139.6 139.8 Horizontal: 0.2MHz/Div Smith Chart S11 +j2.0 +j5.0 0.0 0.5 ∞ -j5.0 -j0.2 +j2.0 +j0.2 0.2 5.0 2.0 1.0 0.5 0.2 140.6 Vertical: 0.5deg/Div +j0.5 +j5.0 +j0.2 ∞ -j5.0 -j0.2 -j2.0 -j0.5 -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 140.4 +j1.0 +j0.5 -j0.5 140.2 Smith Chart S22 +j1.0 0.0 140 Frequency(MHz) 5.0 139.8 2.0 139.6 1.0 1400 139.4 Part Number LB140DS30 Rev. Date 2007-12-14 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 3/3