140MHz SAW Filter 5MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBS140A18 www.sipatsaw.com Features For IF SAW filter High attenuation Single-ended operation Dual In-line Package RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz 139.85 140 140.15 Insertion Loss dB - 25.7 30 3 dB Bandwidth MHz 4.8 4.92 - 40 dB Bandwidth MHz - 5.74 - Passband Variation dB - 0.9 1.5 Absolute Delay usec - 3.52 4 f0±2.9MHz dB 35 45 - f0±3.1MHz dB 45 58 - f0±3.5MHz dB 50 55 - f0±7.5MHz dB 52 59 - 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 1A DIP3512 (35.0x12.8x4.7mm3) 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 LBS140A18 Rev. Date 2010-11-26 Ver. 1.1 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: LBS140A18 www.sipatsaw.com Matching Configuration L1 INPUT 50Ω L1=82nH L2=68nH L2 OUTPUT 50Ω C1=C2=39pF Source/Load Impedance=50 ohm C1 C2 Notes - Component values may change depending on board layout. Package Dimension 35.00 0.5 Pad Configuration: 12.80 0.5 SIPAT LBS140A18 XXYYZZ 1 Output 5 Ground All Others 4.7 Marking Configuration: 4.5 1) SIPAT: Manufacturer Name 2) LBS140A18: Part Number 0.45 0.05 3) XXYY: Date(Year/month) 4) ZZ: Identified Code 2.54 0.2 5 6 1 Package: DIP3512 7.62 0.2 4 3 2 25.40 0.2 2.54 0.2 Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Input Part Number LBS140A18 Rev. Date 2010-11-26 Ver. 1.1 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: LBS140A18 www.sipatsaw.com Typical Performance Frequency Respond Passband Respond Type Performance Type Performance -15.7251 -24.2251 -25.7251 -24.7251 -35.7251 -25.2251 Magnitude(dB) -45.7251 -25.7251 Amplitude ripple(dB) -55.7251 -65.7251 -75.7251 -26.2251 -26.7251 -85.7251 -27.2251 -95.7251 -27.7251 -105.7251 -115.7251 130 -28.2251 132 134 136 138 140 142 Frequency(MHz) Horizontal: 2MHz/Div 144 146 148 150 Vertical: 10dB/Div 135 136 137 138 139 140 Frequency(MHz) 141 Horizontal: 1MHz/Div Group Delay Variation(f0±2MHz) 142 143 144 145 Vertical: 0.5dB/Div Phase Linearity(f0±2MHz) Type Performance Type Performance 3900 10 3800 5 3700 3600 X: 140 Y: 3545 X: 142 Y: 3525 3500 X: 142 Y: 0.1474 X: 140 Y: 0.06391 X: 138 Y: -0.8217 0 Degree(deg) Group Delay Time(ns) X: 138 Y: 3524 3400 -5 3300 -10 3200 3100 -15 139 140 Frequency(MHz) 141 Horizontal: 1MHz/Div 142 143 144 136 Vertical: 100ns/Div 137 138 139 +j2.0 +j5.0 0.0 0.5 ∞ -j5.0 -j0.2 +j2.0 +j0.2 0.2 5.0 2.0 1.0 0.5 144 Vertical: 5deg/Div +j0.5 +j5.0 +j0.2 0.2 143 +j1.0 +j0.5 ∞ -j5.0 -j0.2 -j2.0 -j2.0 -j0.5 -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 3000 136 Part Number LBS140A18 Rev. Date 2010-11-26 Ver. 1.1 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 3/3