SAW Bandpass Filter 201271B

Part No.

201271B

3. Specifications

Fo = 140.0 MHz

Terminating source impedance

: 50

Ω and matching network

Terminating load impedance

: 50

Ω and matching network

Minimum

Typical

Maximum

Center Frequency

MHz

139.95

140.0

140.05

Insertion Loss

dB

-

21.0

25.0

1dB Bandwidth

MHz

0.14

0.16

-

3dB Bandwidth

MHz

0.25

0.27

-

40dB Bandwidth

MHz

-

0.87

0.9

Amplitude Ripple (Fo +/- 0.04 MHz)

dB

-

0.5

1.0

Group Delay Variation (Fo +/- 0.04 MHz)

nsec

-

210

400

Absolute Delay

usec

-

3.6

-

Ultimate Rejection

dB

50

55

-

Temperature Coefficient of Frequency

ppm/°C

2

-

-0.03

-

Notes :

1)

All specifications are based on the matching schematic shown below

2)

All specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature

3)

All attenuation measurements are measured relative to insertion loss

Rev. Date

2006-10-18

I T F

Co., Ltd.

102-901, Bucheon Technopark 364,

Samjeong-Dong, Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

Rev.

NI2013-CS03

2/10