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| China Electronics Technology Group Corporation No.26 Research Institute 140MHz SAW Filter 2MHz Bandwidth Part Number: LB140DS39 www.sipatsaw.com SIPAT Co., Ltd. Features For IF SAW filter Single-ended operation Ceramic Surface Mount Package Small size RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Center Frequency Insertion Loss Passband Variation(139.25~140.75MHz) Phase Linearity(139.25~140.75MHz) Group Delay Variation(139.25~140.75MHz) Absolute Delay Ultimate Rejection 10~137MHz 143~280MHz Unit MHz dB dB deg nsec usec dB dB KHz/C C C C V dBm - Minimum 139.8 40 40 Typical 140 16 0.5 3 60 1.23 53 53 0.14 Qz 25 Maximum 140.2 18 1.2 10 180 - Material Temperature coefficient Substrate Material Ambient Temperature Operating Temperature Range Storage Temperature Range DC Voltage Input Power ESD Class Package Size Notes: 1. 2. -40 -45 0 +85 +105 - 1A 10 SMD9.1*4.8 All specifications are based on the test circuit shown; 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 Rev. Date Ver. LB140DS39 2008-10-10 1.0 Page 1/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 140MHz SAW Filter 2MHz Bandwidth Part Number: LB140DS39 www.sipatsaw.com SIPAT Co., Ltd. Matching Configuration L1 L2 L1=150nH L2=(150+10)nH OUTPUT 50 C2 Notes - Component values may change depending on board layout. INPUT 50 C1 C1=C2=56pF Source/Load Impedance=50 ohm Package Dimension 9.1 8 9 10 1 1.2 7 6 5 4.8 4 Pad Configuration: Input: Output: 9 4 SIPAT LB140DS39 XXYYZZ 2 3 Ground: All Others Marking Configuration: 0.650.05 1) *: Pad Number 1 Index 2) SIPAT: Manufacturer Name 3) LB140DS39: Part Number 4) XXYY: Date(Year/month) 5) ZZ: Identified Code 1.5 2.54 2.54 0.8 1 4.8 Package: SMD9148 Unit: mm 3.2 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LB140DS39 2008-10-10 1.0 Page 2/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 140MHz SAW Filter 2MHz Bandwidth Part Number: LB140DS39 www.sipatsaw.com SIPAT Co., Ltd. Typical Performance Frequency Respond Type Performance -5.9849 -15.9849 -25.9849 -15.4849 -14.4849 Passband Respond Type Performance -14.9849 -35.9849 Magnitude(dB) Amplitude ripple(dB) -45.9849 -55.9849 -65.9849 -75.9849 -15.9849 -16.4849 -16.9849 -17.4849 -85.9849 -95.9849 -105.9849 125 -17.9849 -18.4849 130 135 140 Frequency(MHz) 145 150 155 137 138 139 140 Frequency(MHz) 141 142 143 Horizontal: 5MHz/Div Vertical: 10dB/Div Horizontal: 1MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f00.8MHz) Type Performance 1600 15 Phase Linearity(f00.8MHz) Type Performance 1500 10 1400 5 1300 X: 139.2 Y: 1236 X: 140.8 Y: 0.8085 Group Delay Time(ns) Degree(deg) X: 140.8 Y: 1232 X: 139.2 Y: 0.4087 X: 140 Y: 0.3831 0 1200 X: 140 Y: 1209 1100 -5 1000 -10 900 -15 800 137 138 139 140 Frequency(MHz) 141 142 143 137 138 139 140 Frequency(MHz) 141 142 143 Horizontal: 1MHz/Div Vertical: 100ns/Div Horizontal: 1MHz/Div Vertical: 5deg/Div Smith Chart S11 +j1.0 +j0.5 +j2.0 Smith Chart S22 +j1.0 +j0.5 +j2.0 +j0.2 +j5.0 +j0.2 +j5.0 0.2 0.5 1.0 2.0 0.0 5.0 0.2 0.5 1.0 2.0 5.0 0.0 -j0.2 -j5.0 -j0.2 -j5.0 -j0.5 -j1.0 -j2.0 -j0.5 -j1.0 -j2.0 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LB140DS39 2008-10-10 1.0 Page 3/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com |
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