LBS88901 SIPAT | Alldatasheet
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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 - 889 - Insertion Loss(f0±4.75MHz) dB - 30.9 32 1.5 dB Bandwidth MHz - 9.24 - 3 dB Bandwidth MHz 9.45 9.49 - 35 dB Bandwidth MHz - 11.03 11.1 40 dB Bandwidth MHz - 11.18 - Passband Variation(f0±4.75MHz) dB - 0.9 1.5 Group Delay Variation(f0±4.75MHz) nsec - 260 300 Absolute Delay usec - 1.9 - Ultimate Rejection(f0±10MHz) dB 40 43 - Material Temperature coefficient KHz/°C 0.89 Substrate Material - Qz Ambient Temperature °C 25 DC Voltage V 0 Input Power dBm - - 10 ESD Class - 1C Notes: 1. All specifications are based on the test circuit shown; 2. In production, all specifications are measured by Ag ilent 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.
Tel: +86-23-62808818 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com Part Number LBS88901 Rev. Date 2010-12-29 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Ver. 1.0 Page 2/3 CChhiinnaa EElleeccttrroonniiccss TTeecchhnnoollooggyy GGrroouupp CCoorrppoorraattiioonn NNoo..2266 RReesseeaarrcchh IInnssttiittuuttee 889MHz SAW Filter 9MHz Bandwidth SSIIPPAATT CCoo..,, LLttdd.. wwwwww..ssiippaattssaaww..ccoomm Part Number: LBS88901 Matching Configuration C1=4.7pF C2=6.8pF Source/Load Impedance=50 ohm Notes - Component values may change depending on board layout. Package Dimension Pad Configuration: Input: 1 Output: 4 Ground: All Others Marking Configuration: 1) SIPAT: Manufacturer Name 2) LBS88901: Part Number 3) XXYY: Date(Year/month) 4) ZZ: Identified Code INPUT OUTPUT 50Ω 50Ω 1 2 12.80 0.50 22.20 0.50 4.20 0.50 2.54 0.2012.70 0.50 0.45 0.05 SIPAT LBS88901 XXYYZZ 4.90 0.50 2.54±0.20 7.62 0.50
Tel: +86-23-62808818 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com Part Number LBS88901 Rev. Date 2010-12-29 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Ver. 1.0 Page 3/3 CChhiinnaa EElleeccttrroonniiccss TTeecchhnnoollooggyy GGrroouupp CCoorrppoorraattiioonn NNoo..2266 RReesseeaarrcchh IInnssttiittuuttee 889MHz SAW Filter 9MHz Bandwidth SSIIPPAATT CCoo..,, LLttdd.. wwwwww..ssiippaattssaaww..ccoomm Part Number: LBS88901 Typical Performance Frequency Response Passband Response 865 870 875 880 885 890 895 900 905 910 -120.9248 -110.9248 -100.9248 -90.9248 -80.9248 -70.9248 -60.9248 -50.9248 -40.9248 -30.9248 -20.9248 Type Performance Frequency(MHz) Magnitude(dB) 880 882 884 886 888 890 892 894 896 898 -33.4248 -32.9248 -32.4248 -31.9248 -31.4248 -30.9248 -30.4248 -29.9248 -29.4248 Type Performance Frequency(MHz) Amplitude ripple(dB) Horizontal: 5MHz/Div Vertical: 10dB/Div Horizontal: 2MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f0±4.7MHz) Phase Linearity(f0±4.7MHz) 882 884 886 888 890 892 894 896 1000 1200 1400 1600 1800 2000 2200 2400 2600 X: 889 Y: 1916 Type Performance Frequency(MHz) Group Delay Time(ns) X: 893.7 Y: 1828 X: 884.3 Y: 1706 882 884 886 888 890 892 894 896 -100 -80 -60 -40 -20 X: 884.3 Y: -12.01 Type Performance Frequency(MHz) Degree(deg) X: 889 Y: 0.916 X: 893.7 Y: -6.386 Horizontal: 2MHz/Div Vertical: 200ns/Div Horizontal: 2MHz/Div Vertical: 20deg/Div Smith Chart S11 Smith Chart S22 0.2 0.5 1.0 2.0 5.0 +j0.2 -j0.2 +j0.5 -j0.5 +j1.0 -j1.0 +j2.0 -j2.0 +j5.0 -j5.0 0.0 ∞ 0.2 0.5 1.0 2.0 5.0 +j0.2 -j0.2 +j0.5 -j0.5 +j1.0 -j1.0 +j2.0 -j2.0 +j5.0 -j5.0 0.0 ∞