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
-14.4403
-22.9403
Passband Respond
-24.4403
-23.4403
-34.4403
-23.9403
-44.4403
-54.4403
Magnitude(dB)
-24.4403
-64.4403
-24.9403
-74.4403
-25.4403
-84.4403
-94.4403
-25.9403
-104.4403
-26.4403
-114.4403
-26.9403
60
62
64
66
68
70
Frequency(MHz)
72
74
76
78
80
67
68
69
70
71
72
73
Horizontal: 2MHz/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
X: 68
Y: 3036
X: 72
Y: 3038
X: 68
Y: 1.173
X: 70
Y: 0.1205
X: 72
Y: -0.05737
Group Delay Time(ns)
3050
2
Degree(deg)
72
74
76
3000
X: 70
Y: 3028
0
-2
2950
-4
-6
2900
-8
2850
-10
2800
64
66
68
70
Frequency(MHz)
-12
64
66
68
70
Frequency(MHz)
72
74
76
Horizontal: 2MHz/Div
Vertical: 50ns/Div
Horizontal: 2MHz/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
2007-11-21
1.1
Page
3/3
Fax: +86-23-62808382
www.sipatsaw.com / sawmkt@sipat.com
SIPAT [ SIPAT Co,Ltd ]
