China Electronics Technology Group Corporation
No.26 Research Institute
140MHz SAW Filter
4MHz Bandwidth
Part Number: LBS140A33
www.sipatsaw.com
SIPAT Co., Ltd.
Typical Performance
Frequency Respond
Type Performance
-15.9367
-25.9367
-35.9367
-25.4367
-24.4367
Passband Respond
Type Performance
-24.9367
-45.9367
Magnitude(dB)
A m plitude ripple(dB )
-55.9367
-65.9367
-75.9367
-85.9367
-25.9367
-26.4367
-26.9367
-27.4367
-95.9367
-105.9367
-115.9367
125
-27.9367
130
135
140
Frequency(MHz)
145
150
155
-28.4367
134
136
138
140
Frequency(MHz)
142
144
146
Horizontal: 5MHz/Div
Vertical: 10dB/Div
Horizontal: 2MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation(f0±2MHz)
Type Performance
4800
25
Phase Linearity(f0±2MHz)
Type Performance
4600
20
4400
15
10
4200
5
G roup Delay T im e(ns )
4000
X: 138
Y: 3929
X: 140
Y: 3894
X: 142
Y: 3890
X: 142
Y: 1.308
X: 138
Y: -1.161
3800
D egree(deg)
0
X: 140
Y: -2.23
-5
3600
-10
3400
-15
3200
-20
3000
-25
2800
136
137
138
139
140
Frequency(MHz)
141
142
143
144
-30
136
137
138
139
140
Frequency(MHz)
141
142
143
144
Horizontal: 1MHz/Div
Vertical: 200ns/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.
LBS140A33
2009-04-17
2.0
Page
3/3
Fax: +86-23-62808382
www.sipatsaw.com / sawmkt@sipat.com
SIPAT [ SIPAT Co,Ltd ]
