SP-233 参数 Datasheet PDF下载

Sichuan Institute of Piezoelectric and Acoustooptic Technology

For PHS First IF Filters (SC04-01 Package)

Electrical Characteristic:

SP 233

Unit

MHz

MHz

dB

dB

ns

Ω

°C

Characteristic

Center Frequency

3dB Bandwidth

Insertion Loss(at minimum loss point)

Stop Band Attenuation (from peak level)

at F

0

±0.6MHz

Group Delay Deviation(with F

0

±150kHz)

Input/Output Impedance

Package

Ambient Temperature

Input/Output Impedance(fig1):

Minimum

233.10

0.47

Typical

233.15

0.52

14.2

Maximum

233.20

15

18

200

50

SC04-01

25

300

SC04-01 Package(fig2):

Lp1=27nH,

Lp2=39nH

This may be changed according to PCB.

Frequency Characteristic(fig3):

233.15 MHz SAWF

-10

-20

1.5

-30

1.4

Group Delay(us)

　

Amplitude(dB)

-40

-50

-60

-70

1.1

-80

-90

228.15 229.15 230.15 231.15 232.15 233.15 234.15 235.15 236.15 237.15 238.15

Frequency(MHz)

1

232.4 232.55 232.7 232.85 233 233.15 233.3 233.45 233.6 233.75 233.9

Frequency(MHz)

1.6

1.3

1.2

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