LBT84704

China Electronics Technology Group Corporation No.26 Research Institute 847MHz SAW Filter 30MHz Bandwidth Part Number: LBT84704 www.sipatsaw.com SIPAT Co., Ltd. Features For RF SAW filter Single-ended operation Ceramic Surface Mount Package Small size No matching required for operation at 50Ω RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Center Frequency Insertion Loss(832~862MHz) Passband variation(832~862MHz) Group delay variation(832~862MHz) VSWR(832~862MHz) 10～726MHz 726～791MHz 791～821MHz Ultimate Rejection 874～884MHz 884～900MHz 900～1300MHz 1300～3000MHz Material Temperature coefficient Substrate Material Ambient Temperature Operating 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 dB nsec dB dB dB dB dB dB dB KHz/°C °C °C V dBm - Minimum 40 30 30 8 20 30 25 Typical 847 1.7 0.7 28 1.7/1.8 65 52 33 14 30 45 30 -27.1 42LT 25 Maximum 3 1.5 50 2 - -40 - 0 1A +85 20 SMD3.0*3.0 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LBT84704 2010-06-07 1.1 Page 1/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 847MHz SAW Filter 30MHz Bandwidth Part Number: LBT84704 www.sipatsaw.com SIPAT Co., Ltd. Matching Configuration Source/Load Impedance=50 ohm INPUT 50Ω OUTPUT 50Ω Notes - Component values may change depending on board layout. Package Dimension 3.0 Pad Configuration: Input: 3.0 2 6 Package: SMD3.0*3.0 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 1 H47D 5 2 Output: 5 Ground: All Others XXYY 4 3 1.5 6 5 4 0.75 Marking Configuration: 1) H47D: Part Number 2) XXYY: Date(Year/month) 1.3 Fax: +86-23-62808382 1 2 3 0.6 Unit: mm Part Number Rev. Date Ver. LBT84704 2010-06-07 1.1 Page 2/3 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 847MHz SAW Filter 30MHz Bandwidth Part Number: LBT84704 www.sipatsaw.com SIPAT Co., Ltd. Typical Performance Frequency Response Type Performance 8.2811 -1.7189 -11.7189 -1.2189 -0.2189 Passband Response Type Performance -0.7189 -21.7189 Magnitude(dB) A m plitude ripple(dB ) -31.7189 -41.7189 -51.7189 -61.7189 -1.7189 -2.2189 -2.7189 -3.2189 -71.7189 -81.7189 -91.7189 600 650 700 750 800 850 900 Frequency(MHz) 950 1000 1050 -3.7189 -4.2189 810 820 830 840 850 Frequency(MHz) 860 870 880 890 Horizontal: 50MHz/Div Vertical: 10dB/Div Horizontal: 10MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f0±15MHz) Type Performance 120 80 Phase Linearity(f0±15MHz) Type Performance 100 60 80 40 60 G roup Delay T im e(ns ) X: 832 Y: 54.16 20 X: 832 Y: 12.85 X: 862 Y: 13.02 Degree(deg) 870 880 890 40 X: 862 Y: 37.05 0 -20 20 -40 0 -60 -20 -80 -40 810 820 830 840 850 Frequency(MHz) 860 810 820 830 840 850 Frequency(MHz) 860 870 880 890 Horizontal: 10MHz/Div Vertical: 20ns/Div Horizontal: 10MHz/Div Vertical: 20deg/Div VSWR11 Type Performance (VSWR1) 2.4 2.4 VSWR22 Type Performance (VSWR2) 2.2 2.2 2 2 1.8 M agnitude(dB ) 1.6 M agnitude(dB ) X: 832 Y: 1.695 1.8 X: 832 Y: 1.759 1.6 1.4 1.4 1.2 X: 862 Y: 1.139 1.2 X: 862 Y: 1.126 1 1 0.8 810 820 830 840 850 Frequency(MHz) 860 870 880 890 0.8 810 820 830 840 850 Frequency(MHz) 860 870 880 890 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LBT84704 2010-06-07 1.1 Page 3/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com