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| China Electronics Technology Group Corporation No.26 Research Institute 78.75MHz SAW Filter 12MHz Bandwidth Part Number: LBN07905 www. sipatsaw.com SIPAT Co., Ltd. Features For IF SAW filter High attenuation Single-ended operation Dual In-line Package No matching required for operation at 50 RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Center Frequency Insertion Loss 3 dB Bandwidth 40 dB Bandwidth Passband Variation Absolute Delay Ultimate Rejection Material Temperature coefficient Substrate Material Ambient Temperature Operating Temperature Range Storage Temperature Range DC Voltage Input Power ESD Class Package Size Notes: 1. 2. 3. 4. 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; Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances; This is the optimum impedance in order to achieve the performance show. Unit MHz dB MHz MHz dB usec dB KHz/C C C C V dBm - Minimum 78.69 11.9 40 Typical 78.75 23.4 11.97 12.75 1.4 3.83 45 -6.46 128 LN 25 Maximum 78.81 26 1.6 - -40 -45 - 0 1 +85 +105 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. LBN07905 2007-10-24 1.0 Page 1/3 Fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 78.75MHz SAW Filter 12MHz Bandwidth Part Number: LBN07905 www. sipatsaw.com SIPAT Co., Ltd. Matching Configuration Source/Load Impedance=50 ohm INPUT 50 OUTPUT 50 Notes - Component values may change depending on board layout. Package Dimension 35.00 0.5 12.80 0.5 SIPAT LBN07905 07XX Pad Configuration: Input Output 1 5 Ground All Others 4.7 4.5 Marking Configuration: 1) SIPAT: Manufacturer Name 2) LBN07905: Part Number 3) 07XX: Date 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. LBN07905 2007-10-24 1.0 Page 2/3 Fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 78.75MHz SAW Filter 12MHz Bandwidth Part Number: LBN07905 www. sipatsaw.com SIPAT Co., Ltd. Typical Performance Frequency Respond Type Performance -13.4296 Passband Respond -21.9296 -22.4296 -22.9296 -23.4296 -33.4296 -43.4296 -53.4296 Magnitude(dB) -23.4296 -23.9296 -24.4296 -24.9296 -63.4296 -73.4296 -83.4296 -93.4296 -103.4296 -25.4296 -113.4296 55 60 65 70 75 80 Frequency(MHz) 85 90 95 100 70 72 74 76 78 80 82 84 86 88 Horizontal: 5MHz/Div Vertical: 10dB/Div Horizontal: 2MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f05.5MHz) Type Performance 4200 20 Phase Linearity(f05.5MHz) Type Performance 4100 10 4000 X: 84.25 Y: -0.1709 3900 Group Delay Time(ns) X: 73.25 Y: 3795 X: 84.25 Y: 3837 X: 78.75 Y: 3844 0 X: 73.25 Y: -8.052 X: 78.75 Y: -5.249 Degree(deg) 82 84 86 88 3800 -10 3700 3600 -20 3500 -30 3400 3300 70 72 74 76 78 80 Frequency(MHz) -40 70 72 74 76 78 80 Frequency(MHz) 82 84 86 88 Horizontal: 2MHz/Div Vertical: 100ns/Div Horizontal: 2MHz/Div Vertical: 10deg/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 0.0 5.0 -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. LBN07905 2007-10-24 1.0 Page 3/3 Fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com |
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