China Electronics Technology Group Corporation
No.26 Research Institute
140MHz SAW Filter
3MHz Bandwidth
SIPAT Co., Ltd.
www.sipatsaw.com
Part Number: LBS140A54
Typical Performance
Frequency Response
Passband Response
Type Performance
Type Performance
-21.5185
-22.0185
-22.5185
-23.0185
-23.5185
-24.0185
-24.5185
-25.0185
-25.5185
-13.0185
-23.0185
-33.0185
-43.0185
-53.0185
-63.0185
-73.0185
-83.0185
-93.0185
-103.0185
-113.0185
137
138
139
140
141
142
143
130
132
134
136
138
140
Frequency(MHz)
142
144
146
148
150
Frequency(MHz)
Horizontal: 2MHz/Div
Vertical: 10dB/Div
Horizontal: 1MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation(f0±1.3MHz)
Phase Linearity(f0±1.3MHz)
Type Performance
Type Performance
3800
3600
3400
3200
3000
2800
2600
2400
2200
2000
20
15
10
5
X: 141.3
Y: 2.563
X: 138.7
Y: 0.06826
X: 140
Y: 2949
X: 140
Y: -1.269
X: 138.7
Y: 2902
X: 141.3
Y: 2900
0
-5
-10
-15
-20
-25
137
138
139
140
Frequency(MHz)
141
142
143
137
138
139
140
Frequency(MHz)
141
142
143
Horizontal: 1MHz/Div
Vertical: 200ns/Div
Horizontal: 1MHz/Div
Vertical: 5deg/Div
Smith Chart S11
Smith Chart S22
+j1.0
+j1.0
+j0.5
+j2.0
+j0.5
+j2.0
+j0.2
+j5.0
+j0.2
+j5.0
0.0
0.0
∞
∞
-j0.2
-j5.0
-j0.2
-j5.0
-j0.5
-j2.0
-j0.5
-j2.0
-j1.0
-j1.0
Part Number
Rev. Date
Ver.
LBS140A54
2010-07-21
2.0
SIPAT Co., Ltd.
( CETC No.26 Research Institute )
#14 Nanping Huayuan Road,
Chongqing, China, 400060
Page 3/3
Tel: +86-23-62808818
Fax: +86-23-62808382
www.sipatsaw.com / sales@sipat.com
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