140MHz SAW Filter 4MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBS140A61 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 - 25.9 28 3 dB Bandwidth MHz 3.9 3.99 - Passband Variation dB - 0.5 1 Absolute Delay usec - 3.3 4 f0±2.4MHz dB 35 42 - f0±2.6MHz dB 45 49 - f0±3MHz dB 50 52 - f0±7MHz dB 52 52 - f0±15MHz dB 52 54 - Ultimate Rejection Material Temperature coefficient KHz/°C 0.14 Substrate Material - Qz Ambient Temperature °C 25 DC Voltage V 0 Input Power dBm ESD Class - - - 10 1C 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 LBS140A61 Rev. Date 2010-11-18 Ver. 1.1 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 1/3 140MHz SAW Filter 4MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBS140A61 www.sipatsaw.com Matching Configuration L1 INPUT 50Ω L1=82nH L2 OUTPUT 50Ω L2=68nH C1=C2=33pF Source/Load Impedance=50 ohm C1 C2 Notes - Component values may change depending on board layout. Package Dimension 35.00 0.50 Pad Configuration: 12.80 0.50 SIPAT LBS140A61 XXYYZZ 1) SIPAT: Manufacturer Name 2) LBS140A61: Part Number 3) XXYY: Date(Year/month) 4) ZZ: Identified Code 5 6 1 2.54 0.20 Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 5 7.62 0.50 4 3 2 Package: DIP3512 Output Marking Configuration: 2.54 0.20 25.40 0.50 1 Ground All Others 4.70 0.50 4.50 0.50 0.45 0.05 Input Part Number LBS140A61 Rev. Date 2010-11-18 Ver. 1.1 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 2/3 140MHz SAW Filter 4MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBS140A61 www.sipatsaw.com Typical Performance Frequency Response Passband Response Type Performance Type Performance -15.9451 -24.4451 -25.9451 -24.9451 -35.9451 -25.4451 -25.9451 Amplitude ripple(dB) -55.9451 -65.9451 -75.9451 -26.4451 -26.9451 -85.9451 -27.4451 -95.9451 -27.9451 -105.9451 -115.9451 120 125 130 135 140 145 Frequency(MHz) Horizontal: 5MHz/Div 150 155 -28.4451 136 160 Vertical: 10dB/Div 137 138 139 140 Frequency(MHz) Horizontal: 1MHz/Div Group Delay Variation(f0±1.9MHz) 141 142 143 144 Vertical: 0.5dB/Div Phase Linearity(f0±1.9MHz) Type Performance Type Performance 3700 15 3600 10 3500 3400 5 3300 X: 140 Y: 3273 X: 138.1 Y: 3245 Degree(deg) Group Delay Time(ns) X: 141.9 Y: 3226 3200 X: 141.9 Y: 1.97 X: 140 Y: 1.157 X: 138.1 Y: 0.5719 0 -5 3100 -10 3000 -15 2900 140 Frequency(MHz) 141 Horizontal: 1MHz/Div 142 143 -20 136 144 Vertical: 100ns/Div 137 138 139 Horizontal: 1MHz/Div Smith Chart S11 -j0.2 ∞ 0.0 +j5.0 0.5 2.0 1.0 144 +j2.0 +j0.2 +j5.0 0.2 +j0.2 0.5 143 Vertical: 5deg/Div +j0.5 +j2.0 -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 +j1.0 +j0.5 -j0.5 141 Smith Chart S22 +j1.0 0.0 140 Frequency(MHz) 5.0 139 2.0 138 1.0 137 5.0 2800 136 0.2 Magnitude(dB) -45.9451 Part Number LBS140A61 Rev. Date 2010-11-18 Ver. 1.1 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 3/3