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Phone: +86-23-62808818
Fax: +86-23-62805284
www.sipatsaw.com / sawmkt@sipat.com
Part Number
SP940
Rev. Date
2006-7-17
SIPAT Co., Ltd.
( CETC No. 26 Research Institute )
Nanping Huayuan Road No. 14
Chongqing, China, 400060
Rev.
1.0
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940.5MHz RF SAW Filter
39MHz Bandwidth
Part Number: SP940
A. MAXIMUM RATING:
1.
Input Power Level: 13 dBm
2.
DC Voltage : 3V
3. Operating Temperature: -20°C to +85°C
4.
Storage Temperature: -40°C to +85°C
B. ELECTRICAL CHARACTERISTICS:
Specification
Characteristics
Min
Typ
Max
Note
Center frequency
Fc
MHz
-
940.5
-
-
Insertion loss
921~960 MHz I.L.
dB
-
3
4.5
-
Ripple
921~960 MHz
dB
-
1.5
2.9
-
VSWR
921~960 MHz
-
1.8
3.0
Attenuation: ( Reference level from 0 dB )
0 ~ 800 MHz
dB
40
65
-
-
800 ~ 878 MHz
dB
35
56
-
-
878 ~ 897 MHz
dB
25
58
-
-
982 ~ 1005 MHz
dB
22
30
-
-
1005 ~ 1035 MHz
dB
29
41
-
-
1035 ~ 1500 MHz
dB
38
52
-
-
1500~ 2300 MHz
dB
30
51
-
-
2300 ~ 3000 MHz
dB
20
35
-
-
Source Impedance
ZS
Ω
50
1
Load Impedance
ZL
Ω
50
1
Note1. No matching network required for operation at 50
Ω
C. MEASUREMENT CIRCUIT:
50Ω
HP Network analyzer
50Ω
SAW Filter
B
E
A,C,D,F
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