China Electronics Technology Group Corporation
No.26 Research Institute
70MHz SAW Filter
9MHz Bandwidth
Part Number: LBT70A74
www.sipatsaw.com
SIPAT Co., Ltd.
Features
For IF SAW filter
Single-ended operation
Ceramic Surface Mount Package
Small size
RoHS compliant (2002/95/EC), Pb-free
Specifications
Parameter
Center Frequency
Insertion Loss
1.2 dB Bandwidth
3 dB Bandwidth
35 dB Bandwidth
Passband Variation
Absolute Delay
Ultimate Rejection
Material Temperature coefficient
Substrate Material
Ambient Temperature
Operating Temperature Range
Storage Temperature Range
DC Voltage
Input Power
ESD Class
Package Size
Notes:
1.
2.
All specifications are based on the test circuit shown;
In production, all specifications are measured by Agilent Network analyzer and full 2 port calibration at room
temperature;
3.
Electrical margin has been built into the design to account for the variations due to temperature drift and
manufacturing tolerances;
4.
This is the optimum impedance in order to achieve the performance show.
Unit
MHz
dB
MHz
MHz
MHz
dB
usec
dB
KHz/°C
-
°C
°C
°C
V
dBm
-
Minimum
69.85
-
-
9.4
-
-
-
35
Typical
70
26.9
9.25
9.47
10.33
1
2.28
37
-1.3
112LT
25
Maximum
70.15
28
-
-
10.4
1.2
2.4
-
-25
-45
-
-
0
+85
+105
-
-
1A
10
SMD20*9.8
SIPAT Co., Ltd.
( CETC No.26 Research Institute )
#14 Nanping Huayuan Road,
Chongqing, China, 400060
Tel: +86-23-62808818
Part Number
Rev. Date
Ver.
LBT70A74
2011-05-13
1.0
Page
1/3
Fax: +86-23-62808382
www.sipatsaw.com / sales@sipat.com
SIPAT [ SIPAT Co,Ltd ]
