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HDF1178AS7 Datasheet(PDF) 3 Page - Shoulder Electronics Limited.

Part No. HDF1178AS7
Description  This specification shall cover the characteristics of SAW filter with HDF1178A used for the page system
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Maker  SHOULDER [Shoulder Electronics Limited.]
Homepage  http://www.shoulder.cn/
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HDF1178AS7 Datasheet(HTML) 3 Page - Shoulder Electronics Limited.

   
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SAW FILTER
HDF1178A S-7
www.shoulder.cn
Tel:0755-82916880
Fax:0755-82916881
E-mail:info@shoulder.cn
Page 3 of 9
1. SCOPE
This specification shall cover the characteristics of SAW filter with HDF1178A used for the
page system.
2. ELECTRICAL SPECIFICATION
Maximum Input Power
+10dBm
DC voltage
10V
Storage Temperature Range
-45℃ to +85℃
Operation Temperature Range
-40℃ to +85℃
2.2 Electronic Characteristics
Operating temperature range: T = –40 °C ... +85 °C
Terminating source impedance: ZS = 150 Ω
Terminating load impedance: ZL = 150Ω
Parameter
Min.
Typical.
Max.
Unit
Center Frequency
1176.12
1178.12
1180.12
MHz
Insertion loss(1158.12---1198.12 MHz)
3.5
4.5
dB
-1.5dB Bandwidth
51
MHz
Passband ripple
1.5
2.0
Rejection:
50 MHz—1096 MHz
1260 MHz—2000 MHz
40
40
dB
Group Delay Variation
19
25
ns
Temperature Coefficient
32
ppm/°C
Package Size
SMD-7


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