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| China Electronics Technology Group Corporation No.26 Research Institute 140MHz SAW Filter 8MHz Bandwidth Part Number: LBS140A21 www.sipatsaw.com SIPAT Co., Ltd. Features For IF SAW filter High attenuation Single-ended operation Dual In-line Package RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Center Frequency Insertion Loss 3 dB Bandwidth 40 dB Bandwidth Passband Variation Absolute Delay f04.65MHz f04.85MHz Ultimate Rejection f05.25MHz f09.25MHz Material Temperature coefficient Substrate Material Ambient Temperature Operating Temperature Range Storage Temperature Range DC Voltage Input Power ESD Class Package Size Notes: 1. 2. 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. Unit MHz dB MHz MHz dB usec dB dB dB dB KHz/C C C C V dBm - Minimum 139.85 8.37 35 45 45 45 Typical 140 30 8.39 9.21 1.1 3.53 47 48 49 48 0.14 Qz 25 Maximum 140.15 32 1.5 4 - -40 -45 0 +85 +105 - 1A 10 DIP3512 (35.0x12.8x4.7mm3) SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LBS140A21 2008-08-27 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 8MHz Bandwidth Part Number: LBS140A21 www.sipatsaw.com SIPAT Co., Ltd. Matching Configuration L1 L2 L1=120nH L2=82nH OUTPUT 50 C2 Notes - Component values may change depending on board layout. INPUT 50 C1 C1=33pF C2=36pF Source/Load Impedance=50 ohm Package Dimension 35.00 0.5 Pad Configuration: SIPAT LBS140A21 XXYYZZ Input Output 1 5 12.80 0.5 4.7 4.5 Ground All Others Marking Configuration: 1) SIPAT: Manufacturer Name 2) LBS140A21: Part Number 3) XXYY: Date(Year/month) 4) ZZ: Identified Code 0.45 0.05 2.54 0.2 7.62 0.2 3 6 Package: DIP3512 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 2 1 4 5 25.40 0.2 2.54 0.2 Unit: mm Part Number Rev. Date Ver. LBS140A21 2008-08-27 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 8MHz Bandwidth Part Number: LBS140A21 www.sipatsaw.com SIPAT Co., Ltd. Typical Performance Frequency Respond Type Performance -20.0051 -30.0051 -40.0051 -29.5051 -28.5051 Passband Respond Type Performance -29.0051 -50.0051 Magnitude(dB) Amplitude ripple(dB) -60.0051 -70.0051 -80.0051 -90.0051 -30.0051 -30.5051 -31.0051 -31.5051 -100.0051 -110.0051 -120.0051 125 -32.0051 130 135 140 Frequency(MHz) 145 150 155 -32.5051 132 134 136 138 140 Frequency(MHz) 142 144 146 148 Horizontal: 5MHz/Div Vertical: 10dB/Div Horizontal: 2MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f04MHz) Type Performance 4000 20 Phase Linearity(f04MHz) Type Performance 3900 15 3800 10 3700 5 X: 140 Y: 1.038 Group Delay Time(ns) 3600 X: 136 Y: 3555 X: 140 Y: 3539 X: 144 Y: 3459 0 Degree(deg) X: 136 Y: -2.416 X: 144 Y: -2.08 3500 -5 3400 -10 3300 -15 3200 -20 3100 -25 3000 134 136 138 140 Frequency(MHz) 142 144 146 -30 134 136 138 140 Frequency(MHz) 142 144 146 Horizontal: 2MHz/Div Vertical: 100ns/Div Horizontal: 2MHz/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 5.0 0.2 0.5 1.0 2.0 0.0 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. LBS140A21 2008-08-27 1.0 Page 3/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com |
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