SAW FILTER

HDF930A

S4

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3.3 Electronic Characteristics

Item

Frequency

Specification

Center Frequency(fo)

930.5MHz

Pass Band Width

Fo±2.0MHz

Insertion Loss

Passband

4.5dB max.

Stop Band Rejection

Fo-400~-40.8MHz

Fo+50~+400MHz

47dB min.

47dB min.

Terminating Impedance

50Ω//<10nH

3.4 Frequency Characteristics

3.5 Test Circuit

4. ENVIRONMENTAL CHARACTERISTICS

4-1 High temperature exposure

Subject the device to +85℃ for 16 hours. Then release the filter into the room conditions

for 24 hours prior to the measurement. It shall fulfill the specifications in 3.3.

4-2 Low temperature exposure

Subject the device to -40℃ for 16 hours. Then release the device into the room conditions

for 24 hours prior to the measurement. It shall fulfill the specifications in 3.3.

4-3 Temperature cycling