China Electronics Technology Group Corporation
No.26 Research Institute
70MHz SAW Filter
5MHz Bandwidth
Part Number: LBT7030
www. sipatsaw.com
SIPAT Co., Ltd.
Typical Performance
Frequency Respond
Type Performance
-12.9639
-22.9639
-32.9639
-22.4639
-21.4639
Passband Respond
Type Performance
-21.9639
-42.9639
Magnitude(dB)
A m plitude ripple(dB )
-52.9639
-62.9639
-72.9639
-82.9639
-22.9639
-23.4639
-23.9639
-24.4639
-92.9639
-102.9639
-112.9639
55
-24.9639
60
65
70
Frequency(MHz)
75
80
85
-25.4639
65
66
67
68
69
70
Frequency(MHz)
71
72
73
74
75
Horizontal: 5MHz/Div
Vertical: 10dB/Div
Horizontal: 1MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation(f0±2MHz)
Type Performance
3200
10
Phase Linearity(f0±2MHz)
Type Performance
8
3150
6
3100
4
3050
G roup Delay T im e(ns )
2
Degree(deg)
X: 67.97
Y: 0.009494
X: 70
Y: 0.3799
X: 72.03
Y: 1.18
3000
X: 67.97
Y: 3023
X: 70
Y: 3018
X: 72.03
Y: 3023
0
-2
2950
-4
2900
-6
2850
-8
2800
66
67
68
69
70
Frequency(MHz)
71
72
73
74
-10
66
67
68
69
70
Frequency(MHz)
71
72
73
74
Horizontal: 1MHz/Div
Vertical: 50ns/Div
Horizontal: 1MHz/Div
Vertical: 2deg/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.
LBT7030
2010-09-21
1.2
Page
3/3
Fax: +86-23-62808382
www.sipatsaw.com / sawmkt@sipat.com
SIPAT [ SIPAT Co,Ltd ]
