LBN70A68

China Electronics Technology Group Corporation No.26 Research Institute 70MHz SAW Filter 5MHz Bandwidth Part Number: LBN70A68 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 50Ω RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Center Frequency Insertion Loss 1 dB Bandwidth 3 dB Bandwidth 30 dB Bandwidth 40 dB Bandwidth 45 dB Bandwidth 50 dB Bandwidth 55 dB Bandwidth Passband Variation Absolute Delay Ultimate Rejection(f0±10MHz) Material Temperature coefficient Substrate Material Ambient Temperature 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 MHz MHz MHz MHz MHz dB usec dB KHz/°C °C V dBm - Minimum 69.9 4.87 4.92 5.67 65 Typical 70 22.9 4.94 5.13 5.71 5.79 5.81 5.83 5.92 0.4 3.7 66 -13.16 YZ LN 25 0 Maximum 70.1 4.97 5.77 - - 1A 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. LBN70A68 2010-06-28 1.0 Page 1/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 70MHz SAW Filter 5MHz Bandwidth Part Number: LBN70A68 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 35.00 0.50 Pad Configuration: 12.80 0.50 SIPAT LBN70A68 XXYYZZ Input Output 1 5 Ground All Others 4.70 0.50 4.50 0.50 Marking Configuration: 1) SIPAT: Manufacturer Name 2) LBN70A68: Part Number 3) XXYY: Date(Year/month) 4) ZZ: Identified Code 0.45 0.05 2.54 0.20 7.62 0.50 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 0.50 2.54 0.20 Unit: mm Part Number Rev. Date Ver. LBN70A68 2010-06-28 1.0 Page 2/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 70MHz SAW Filter 5MHz Bandwidth Part Number: LBN70A68 www.sipatsaw.com SIPAT Co., Ltd. Typical Performance Frequency Response Type Performance -12.8985 Passband Response Type Performance -21.3985 -22.8985 -21.8985 -32.8985 -22.3985 -42.8985 -22.8985 -52.8985 A m plitude ripple(dB ) 60 65 70 Frequency(MHz) 75 80 85 M agnitude(dB ) -62.8985 -23.3985 -72.8985 -23.8985 -82.8985 -24.3985 -92.8985 -24.8985 -102.8985 -112.8985 55 -25.3985 65 66 67 68 69 70 Frequency(MHz) 71 72 73 74 75 Horizontal: 5MHz/Div Vertical: 10dB/Div Horizontal: 1MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f0±2MHz) Type Performance 4600 25 Phase Linearity(f0±2MHz) Type Performance 4400 20 15 4200 10 4000 5 G roup Delay T im e(ns ) 3800 Degree(deg) 0 X: 67.97 Y: 1.613 X: 72.03 Y: 4.274 3600 X: 67.97 Y: 3663 X: 70 Y: 3679 X: 72.03 Y: 3626 -5 X: 70 Y: -3.159 3400 -10 3200 -15 -20 3000 -25 2800 65 66 67 68 69 70 Frequency(MHz) 71 72 73 74 75 -30 65 66 67 68 69 70 Frequency(MHz) 71 72 73 74 75 Horizontal: 1MHz/Div Vertical: 200ns/Div Horizontal: 1MHz/Div Vertical: 5deg/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. LBN70A68 2010-06-28 1.0 Page 3/3 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com