China Electronics Technology Group Corporation
No.26 Research Institute
70MHz Low-loss SAW Filter
6MHz Bandwidth
SIPAT Co., Ltd.
www.sipatsaw.com
Part Number: LBN7004L
Typical Performance
Frequency Respond
Passband Respond
Type Performance
-9.6131
-10.1131
-10.6131
-11.1131
-11.6131
-12.1131
-12.6131
-13.1131
-1.1131
-11.1131 3dB CF = 69.9674MHz
1dB = 5.5427MHz
3dB = 6.2297MHz
40dB = 8.6143MHz
-21.1131
Insert Loss = -11.1131dB
Passband Ripple = 0.60834dB
Ultimate Rejection = 37.6721dB
Group Delay = 100.0853ns
Phase Linearity= 4.3065deg
Absolute Delay= 1374.2529ns
-31.1131
-41.1131
-51.1131
-61.1131
-71.1131
-81.1131
-91.1131
-101.1131
45
50
55
60
65
70
75
80
85
90
95
62
64
66
68
70
72
74
76
78
Frequency(MHz)
Horizontal: 5MHz/Div
Vertical: 10dB/Div
Horizontal: 2MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation(f0±2.5MHz)
Phase Linearity(f0±2.5MHz)
Type Performance
Type Performance
10
8
1700
1600
1500
1400
1300
1200
1100
1000
6
4
X: 72.5
Y: 1.821
2
X: 67.5
X: 70
Y: 1400
Y: 0.6308
X: 70
X: 67.5
Y: 1377
X: 72.5
Y: 1375
Y: -0.517
0
-2
-4
-6
-8
-10
-12
62
64
66
68
70
Frequency(MHz)
72
74
76
78
62
64
66
68
70
72
74
76
78
Frequency(MHz)
Horizontal: 2MHz/Div
Vertical: 100ns/Div
Horizontal: 2MHz/Div
Vertical: 2deg/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.
LBN7004L
2007-05-22
1.1
SIPAT Co., Ltd.
( CETC No.26 Research Institute )
#14 Nanping Huayuan Road,
Chongqing, China, 400060
Page 3/4
Tel: +86-23-62808818
Fax: +86-23-62805284
www.sipatsaw.com / sawmkt@sipat.com
SIPAT [ SIPAT Co,Ltd ]
