70MHz SAW Filter 7MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBN70A52 www. sipatsaw.com Features For IF SAW filter High attenuation Single-ended operation No matching required for operation at 50Ω Dual In-line Package RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz 69.96 70 70.04 Insertion Loss dB - 22.6 25 1 dB Bandwidth MHz 7.14 7.15 - 3 dB Bandwidth MHz - 7.32 - 40 dB Bandwidth MHz - 7.95 8.02 Passband Variation dB - 0.8 1 Absolute Delay usec - 3.81 - Group Delay(f0±3MHz) nsec - 130 200 Ultimate Rejection dB 40 50 - Material Temperature coefficient KHz/°C -6.58 Substrate Material - YZ LN Ambient Temperature °C 25 Operating Temperature Range °C -40 - +85 Storage Temperature Range °C -45 - +105 DC Voltage V Input Power dBm ESD Class - 0 - - 10 1 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 LBN70A52 Rev. Date 2007-12-17 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 1/3 70MHz SAW Filter 7MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBN70A52 www. sipatsaw.com Matching Configuration Source/Load Impedance=50 ohm OUTPUT 50Ω INPUT 50Ω Notes - Component values may change depending on board layout. Package Dimension 35.00 0.5 Pad Configuration: 12.80 0.5 SIPAT LBN70A52 07XX Input 1 Output 5 Ground All Others 4.7 Marking Configuration: 4.5 1) SIPAT: Manufacturer Name 2) LBN70A52: Part Number 0.45 0.05 3) 07XX: Date Code 2.54 0.2 2.54 0.2 Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 5 6 1 Package: DIP3512 7.62 0.2 4 3 2 25.40 0.2 Part Number LBN70A52 Rev. Date 2007-12-17 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 2/3 70MHz SAW Filter 7MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBN70A52 www. sipatsaw.com Typical Performance Frequency Respond Passband Respond Type Performance -12.6279 -21.1279 -22.6279 -21.6279 -32.6279 -22.1279 Magnitude(dB) -42.6279 -22.6279 -52.6279 -62.6279 -23.1279 -72.6279 -23.6279 -82.6279 -24.1279 -92.6279 -24.6279 -102.6279 -112.6279 55 60 65 70 Frequency(MHz) Horizontal: 5MHz/Div 75 80 -25.1279 85 Vertical: 10dB/Div 65 66 67 68 69 71 Horizontal: 1MHz/Div Group Delay Variation(f0±3MHz) 72 73 74 75 Vertical: 0.5dB/Div Phase Linearity(f0±3MHz) Type Performance Type Performance 4100 15 10 4000 5 3900 X: 70 Y: 3803 X: 67 Y: 3780 X: 73 Y: 3804 X: 67 Y: 2.285 X: 73 Y: 0.5084 0 Degree(deg) 3800 3700 X: 70 Y: -1.581 -5 -10 3600 -15 3500 -20 70 Frequency(MHz) 72 Horizontal: 2MHz/Div 74 76 64 Vertical: 100ns/Div 66 68 Horizontal: 2MHz/Div Smith Chart S11 +j2.0 -j0.5 +j5.0 0.5 0.0 ∞ -j5.0 -j0.2 +j2.0 +j0.2 0.2 5.0 2.0 1.0 76 Vertical: 5deg/Div +j0.5 +j5.0 +j0.2 0.5 74 +j1.0 +j0.5 ∞ -j5.0 -j0.2 -j2.0 -j0.5 -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 72 Smith Chart S22 +j1.0 0.0 70 Frequency(MHz) 5.0 68 2.0 66 1.0 3400 64 0.2 Group Delay Time(ns) 70 Part Number LBN70A52 Rev. Date 2007-12-17 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 3/3