China Electronics Technology Group Corporation
No.26 Research Institute
124MHz SAW Filter
4MHz Bandwidth
Part Number: LBS12404
www.sipatsaw.com
SIPAT Co., Ltd.
Typical Performance
Frequency Response
Type Performance
-15.9825
-25.9825
-35.9825
-25.4825
-24.4825
Passband Response
Type Performance
-24.9825
-45.9825
Magnitude(dB)
A m plitude ripple(dB )
-55.9825
-65.9825
-75.9825
-85.9825
-25.9825
-26.4825
-26.9825
-27.4825
-95.9825
-105.9825
-115.9825
-27.9825
110
115
120
125
Frequency(MHz)
130
135
-28.4825
119
120
121
122
123
124
Frequency(MHz)
125
126
127
128
129
Horizontal: 5MHz/Div
Vertical: 10dB/Div
Horizontal: 1MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation(f0±2MHz)
Type Performance
3800
20
Phase Linearity(f0±2MHz)
Type Performance
3600
15
3400
10
3200
G roup Delay T im e(ns )
X: 122
Y: 3072
X: 124
Y: 3071
X: 126
Y: 3048
5
X: 126
Y: 1.225
D egree(deg)
0
X: 122
Y: -0.5671
X: 124
Y: -0.7127
3000
-5
2800
-10
2600
-15
2400
-20
2200
120
121
122
123
124
Frequency(MHz)
125
126
127
128
120
121
122
123
124
Frequency(MHz)
125
126
127
128
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.
LBS12404
2009-09-25
1.0
Page
3/3
Fax: +86-23-62808382
www.sipatsaw.com / sales@sipat.com
SIPAT [ SIPAT Co,Ltd ]
