China Electronics Technology Group Corporation
No.26 Research Institute
139.7MHz SAW Filter
1MHz Bandwidth
SIPAT Co., Ltd.
www.sipatsaw.com
Part Number: LBS140A67
Typical Performance
Frequency Response
Passband Response
Type Performance
Type Performance
-20.2143
-20.7143
-21.2143
-21.7143
-22.2143
-22.7143
-23.2143
-23.7143
-24.2143
-11.7143
-21.7143
-31.7143
-41.7143
-51.7143
-61.7143
-71.7143
-81.7143
-91.7143
-101.7143
-111.7143
139
139.2
139.4
139.6
139.8
Frequency(MHz)
140
140.2
140.4
140.6
130
132
134
136
138
140
Frequency(MHz)
142
144
146
148
Horizontal: 2MHz/Div
Vertical: 10dB/Div
Horizontal: 0.2MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation(f0±0.4MHz)
Phase Linearity(f0±0.4MHz)
Type Performance
Type Performance
3800
3600
3400
3200
3000
2800
2600
2400
2200
10
5
0
X: 139.7
X: 139.7
Y: 3022
X: 140.1
Y: 3020
Y: 0.5424
X: 140.1
X: 139.3
Y: -2.97
Y: -2.463
X: 139.3
Y: 2910
-5
-10
-15
138.8
139
139.2
139.4
139.6
139.8
140
140.2
140.4
140.6
138.8
139
139.2
139.4
139.6
139.8
140
140.2
140.4
140.6
Frequency(MHz)
Frequency(MHz)
Horizontal: 0.2MHz/Div
Vertical: 200ns/Div
Horizontal: 0.2MHz/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.
LBS140A67
2011-06-07
1.0
SIPAT Co., Ltd.
( CETC No.26 Research Institute )
#14 Nanping Huayuan Road,
Chongqing, China, 400060
Page 3/3
Tel: +86-23-62808818
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