China Electronics Technology Group Corporation
No.26 Research Institute
415MHz Low-loss SAW Filter
9MHz Bandwidth
SIPAT Co., Ltd.
www.sipatsaw.com
Part Number: LB415DS01
Typical Performance
Frequency Respond
Passband Respond
Type Performance
7.792
-2.208 3dB CF = 415.2675MHz
1.5dB = 10.1869MHz
-1.208
-1.708
-2.208
-2.708
-3.208
-3.708
-4.208
3dB = 11.5112MHz
Insert Loss = -2.208dB
-12.208
Passband Ripple = 0.23865dB
Ultimate Rejection = 26.1081dB
Group Delay = 36.6537ns
-22.208
-32.208
-42.208
-52.208
-62.208
-72.208
Phase Linearity= 11.3767deg
Absolute Delay= 98.0247ns
400
405
410
415
420
425
430
370
380
390
400
410
420
430
440
450
460
Frequency(MHz)
Horizontal: 10MHz/Div
Vertical: 10dB/Div
Horizontal: 5MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation(f0±4MHz)
Phase Linearity(f0±4MHz)
Type Performance
Type Performance
30
20
10
0
200
180
160
140
120
100
80
X: 411
Y: 127.3
X: 411
Y: 6.077
X: 419
Y: 5.022
X: 419
Y: 105.4
X: 415
Y: 83.07
X: 415
Y: -2.781
60
-10
-20
-30
40
20
0
-20
405
410
415
420
425
405
410
415
420
425
Frequency(MHz)
Frequency(MHz)
Horizontal: 5MHz/Div
Vertical: 20ns/Div
Horizontal: 5MHz/Div
Vertical: 10deg/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.
LB415DS01
2007-04-26
1.0
SIPAT Co., Ltd.
( CETC No. 26 Research Institute )
Nanping Huayuan Road No. 14
Chongqing, China, 400060
Page 3/4
Phone: +86-23-62808818
Fax: +86-23-62805284
www.sipatsaw.com / sawmkt@sipat.com
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