China Electronics Technology Group Corporation No.26 Research Institute
124MHz SAW Filter 4MHz Bandwidth
Part Number:LBS12402
www.sipatsaw.com
SIPAT Co., Ltd.
Specifications
Parameter Center Frequency
Insertion Loss 1 dB Bandwidth 3 dB Bandwidth 30 dB Bandwidth 40 dB Bandwidth 50 dB Bandwidth Passband Variation Absolute Delay Group Delay Variation(f0±1.8MHz) Ultimate Rejection Material Temperature coefficient Ambient Temperature Package Size
Unit
MHz dB MHz MHz MHz MHz MHz dB usec
Minimum
123.92 3.8 45
Typical
124 25.6 3.81 4 4.43 4.5 4.56 0.7 4.46 100 48 0.124 25
Maximum
124.08 28 4.5 5 5.2 0.9 4.5 300 -
nsec dB
KHz/°C °C
DIP3512 (35.0x12.8x4.7mm3)
Notes:
1. All specifications are based on the test circuit shown 2. In production, devices will be tested at room temperature to a guardbanded specification to ensure electrical compliance over 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
Matching Configuration
L1
L2
L1=100nH L2=82nH C1=33pF C2=47pF Source/Load Impedance=50 ohm
Notes - Component values may change depending on board layout.
C1
C2
SIPAT Co., Ltd.
( CETC No. 26 Research Institute ) Nanping Huayuan Road No. 14 Chongqing, China, 400060
Part Number Rev. Date Rev.
LBS12402 2006-3-7 1.0 Page 1/3
Phone: +86-23-62920684
Fax: +86-23-62805284
www.sipatsaw.com / sawmkt@sipat.com
China Electronics Technology Group Corporation No.26 Research Institute
124MHz SAW Filter 4MHz Bandwidth
Part Number:LBS12402
www.sipatsaw.com
SIPAT Co., Ltd.
Package Dimension
35.00±0.5 12.80±0.5 4.7 4.5
0.45±0.05
2.54±0.2
7.62±0.2
3 6
2 1
4 5
25.40±0.2
2.54±0.2
Input:1 Output:5
SIPAT Co., Ltd.
( CETC No. 26 Research Institute ) Nanping Huayuan Road No. 14 Chongqing, China, 400060
Part Number Rev. Date Rev.
LBS12402 2006-3-7 1.0 Page 2/3
Phone: +86-23-62920684
Fax: +86-23-62805284
www.sipatsaw.com / sawmkt@sipat.com
China Electronics Technology Group Corporation No.26 Research Institute
124MHz SAW Filter 4MHz Bandwidth
Part Number:LBS12402
www.sipatsaw.com
SIPAT Co., Ltd.
Typical Performance
Frequency Respond
-25.5858
-22
Passband Respond
-35.5858
-23
-45.5858
-24
-25
-55.5858
-26
-65.5858
-27
-75.5858
-28
-85.5858
-29
-95.5858
-30
-105.5858
116
118
120
122
124
126
128
130
132
121.5
122
122.5
123
123.5
124
124.5
125
125.5
126
126.5
Group Delay Variation(f0±1.8MHz)
Phase Linearity(f0±1.8MHz)
Smith Chart S11
Smith Chart S22
SIPAT Co., Ltd.
( CETC No. 26 Research Institute ) Nanping Huayuan Road No. 14 Chongqing, China, 400060
Part Number Rev. Date Rev.
LBS12402 2006-3-7 1.0 Page 3/3
Phone: +86-23-62920684
Fax: +86-23-62805284
www.sipatsaw.com / sawmkt@sipat.com
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