China Electronics Technology Group Corporation
No.26 Research Institute
147.7MHz SAW Filter
4MHz Bandwidth
Part Number: LBS14801
www. sipatsaw.com
SIPAT Co., Ltd.
Typical Performance
Frequency Respond
Type Performance
-12.2941
-22.2941
-32.2941
-21.7941
-20.7941
Passband Respond
-21.2941
-42.2941
Magnitude(dB)
-52.2941
-62.2941
-72.2941
-82.2941
-23.7941
-22.2941
-22.7941
-23.2941
-92.2941
-102.2941
-112.2941
138
-24.2941
140
142
144
146
148
150
Frequency(MHz)
152
154
156
145
146
147
148
149
150
151
Horizontal: 2MHz/Div
Vertical: 10dB/Div
Horizontal: 1MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation(f0±2MHz)
Type Performance
3100
10
Phase Linearity(f0±2MHz)
Type Performance
3000
5
X: 149.7
Y: 1.915
X: 147.7
Y: -0.363
2900
Group Delay Time(ns)
X: 145.7
Y: 2846
X: 147.7
Y: 2886
X: 145.7
Y: -0.775
X: 149.7
Y: 2830
0
Degree(deg)
-5
-10
2800
2700
2600
2500
144
145
146
147
148
Frequency(MHz)
149
150
151
-15
144
145
146
147
148
Frequency(MHz)
149
150
151
Horizontal: 1MHz/Div
Vertical: 100ns/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
∞
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.
LBS14801
2008-01-23
1.0
Page
3/3
Fax: +86-23-62808382
www.sipatsaw.com / sawmkt@sipat.com
SIPAT [ SIPAT Co,Ltd ]
