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| China Electronics Technology Group Corporation No.26 Research Institute 70MHz SAW Filter 6MHz Bandwidth Part Number: LBT7027 www. sipatsaw.com SIPAT Co., Ltd. Features For IF SAW filter High attenuation Single-ended operation Dual In-line Package RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Center Frequency Insertion Loss 1 dB Bandwidth 3 dB Bandwidth 40 dB Bandwidth Passband Variation Phase Linearity(f03MHz) Group Delay Variation(f03MHz) Absolute Delay Ultimate Rejection Material Temperature coefficient Substrate Material Ambient Temperature Operating Temperature Range Storage Temperature Range DC Voltage Input Power ESD Class Package Size Notes: 1. 2. 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; 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. Unit MHz dB MHz MHz MHz dB Deg nsec usec dB KHz/C C C C V dBm - Minimum 69.95 5.6 6 50 Typical 70 22 5.66 6.18 8.06 0.7 4 70 2.77 58 -1.26 112LT 25 Maximum 70.05 25 8.4 1 7 130 - -40 -45 0 +85 +105 - 1 10 DIP2212 (22.2x12.8x4.7mm3) SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number Rev. Date Ver. LBT7027 2007-11-21 1.1 Page 1/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 70MHz SAW Filter 6MHz Bandwidth Part Number: LBT7027 www. sipatsaw.com SIPAT Co., Ltd. Matching Configuration L1 L2 L1=(180+82)nH OUTPUT 50 C2 L2=(220+39)nH INPUT 50 C1 C1=C2=56pF Source/Load Impedance=50 ohm Notes - Component values may change depending on board layout. Package Dimension 22.20 0.5 Pad Configuration: SIPAT LBT7027 07XX Input Output 1 5 12.80 0.5 4.7 4.5 Ground All Others Marking Configuration: 1) SIPAT: Manufacturer Name 2) LBT7027: Part Number 3) 07XX: Date Code 0.45 0.05 2.54 0.2 7.62 0.2 3 Package: DIP2212 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 2 1 4 5 6 12.70 0.2 2.54 0.2 Unit: mm Part Number Rev. Date Ver. LBT7027 2007-11-21 1.1 Page 2/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com China Electronics Technology Group Corporation No.26 Research Institute 70MHz SAW Filter 6MHz Bandwidth Part Number: LBT7027 www. sipatsaw.com SIPAT Co., Ltd. Typical Performance Frequency Respond Type Performance -12.2197 -20.7197 Passband Respond -22.2197 -21.2197 -32.2197 -21.7197 -42.2197 -52.2197 Magnitude(dB) -22.2197 -62.2197 -22.7197 -72.2197 -23.2197 -82.2197 -92.2197 -23.7197 -102.2197 -24.2197 -112.2197 -24.7197 55 60 65 70 Frequency(MHz) 75 80 85 65 66 67 68 69 70 71 72 73 74 75 Horizontal: 5MHz/Div Vertical: 10dB/Div Horizontal: 1MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f03MHz) Type Performance 3000 10 Phase Linearity(f03MHz) Type Performance 8 2900 6 4 2800 Group Delay Time(ns) X: 67 Y: 2750 X: 70 Y: 2766 X: 73 Y: 2772 2 X: 70 Y: -0.3955 X: 67 Y: -2.095 X: 73 Y: 0.5893 2700 Degree(deg) 72 74 76 0 -2 -4 2600 -6 -8 2500 -10 -12 2400 64 66 68 70 Frequency(MHz) 64 66 68 70 Frequency(MHz) 72 74 76 Horizontal: 2MHz/Div Vertical: 100ns/Div Horizontal: 2MHz/Div Vertical: 2deg/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 5.0 0.0 -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. LBT7027 2007-11-21 1.1 Page 3/3 Fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com |
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