844MHz SAW Filter 10MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBS84402 www.sipatsaw.com Features For IF SAW filter Single-ended operation Ceramic Surface Mount Package Small size RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz - 844 - Insertion Loss(f0±4.75MHz) dB - 30.4 32 1.5 dB Bandwidth MHz - 9.12 - 3 dB Bandwidth MHz 9.35 9.41 - 35 dB Bandwidth MHz - 11.06 11.5 40 dB Bandwidth MHz - 11.16 - Passband Variation(f0±4.75MHz) dB - 1.2 1.5 Group Delay Variation(f0±4.75MHz) nsec - 150 300 Absolute Delay usec - 1.88 - Ultimate Rejection(f0±10MHz) dB 40 45 - Material Temperature coefficient KHz/°C 0.84 Substrate Material - Qz Ambient Temperature °C 25 DC Voltage V 0 Input Power dBm ESD Class - - - 10 1C SMD13.3*6.5 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 LBS84402 Rev. Date 2011-01-29 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 1/3 844MHz SAW Filter 10MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBS84402 www.sipatsaw.com Matching Configuration C1 INPUT 50 C2 L1=6.8nH OUTPUT 50 L2=3.9nH C1=C2=6.8pF Source/Load Impedance=50 ohm L1 Notes - Component values may change depending L2 on board layout. Package Dimension 13.3±0.2 9 8 Pad Configuration: 7 Input: SIPAT LBS84402 XXYYZZ 11 12 1 2 3 6 5 Marking Configuration: 1.80 0.19 0.76 0.8 2 3 Ground: All Others 4 0.4 1 11 Output: 5 6.5±0.2 10 1) •: Pad Number 1 Index 2) SIPAT: Manufacturer Name 3) LBS84402: Part Number 4 1.5 4) XXYY: Date(Year/month) 12 5 11 6 10 9 8 5) ZZ: Identified Code 7 2.54 Package: SMD13.3*6.5 Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number LBS84402 Rev. Date 2011-01-29 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 2/3 844MHz SAW Filter 10MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBS84402 www.sipatsaw.com Typical Performance Frequency Response Passband Response Type Performance Type Performance -20.4116 -28.9116 -30.4116 -29.4116 -40.4116 -29.9116 -30.4116 A m plitude ripple(dB ) -60.4116 -70.4116 -80.4116 -30.9116 -31.4116 -90.4116 -31.9116 -100.4116 -32.4116 -110.4116 -120.4116 820 825 830 835 840 845 850 Frequency(MHz) Horizontal: 5MHz/Div 855 860 -32.9116 834 865 Vertical: 10dB/Div 836 838 840 842 844 Frequency(MHz) 846 Horizontal: 2MHz/Div Group Delay Variation(f0±4.7MHz) 848 850 852 854 Vertical: 0.5dB/Div Phase Linearity(f0±4.7MHz) Type Performance Type Performance 40 2400 30 20 2200 10 X: 848.7 Y: 1781 X: 839.3 Y: 1771 1800 Degree(deg) 2000 G roup Delay T im e(ns ) 0 X: 848.7 Y: -7.322 X: 839.3 Y: -11.31 -10 -20 1600 -30 1400 -40 842 844 Frequency(MHz) 846 Horizontal: 2MHz/Div 848 850 852 -50 834 854 Vertical: 200ns/Div 836 838 840 842 854 ∞ 0.0 +j5.0 0.5 2.0 -j0.2 +j2.0 +j0.2 +j5.0 0.2 +j0.2 1.0 852 Vertical: 10deg/Div +j0.5 +j2.0 0.5 850 +j1.0 +j0.5 -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 848 Smith Chart S22 +j1.0 -j0.5 846 Horizontal: 2MHz/Div Smith Chart S11 0.0 844 Frequency(MHz) 5.0 840 2.0 838 1.0 836 5.0 1200 834 0.2 Magnitude(dB) -50.4116 Part Number LBS84402 Rev. Date 2011-01-29 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 3/3