SAW Bandpass Filter 272001B

Part No.

272001B

3. Specifications

Fo = 70.0 MHz

Terminating source impedance

: 50

Ω and matching network

Terminating load impedance

: 50

Ω and matching network

Minimum

Typical

Maximum

Center Frequency

MHz

69.9

70.0

70.1

Insertion Loss

dB

-

23.5

25.0

1dB Bandwidth

MHz

-

20.3

-

3dB Bandwidth

MHz

20.5

20.6

-

40dB Bandwidth

MHz

-

21.95

22.1

Amplitude Ripple (Fo +/-9.75 MHz)

dB

-

0.8

1.0

Group Delay Variation (Fo +/- 9.75 MHz)

nsec

-

50

100

Absolute Delay

usec

-

2.39

-

Ultimate Rejection

dB

50

55

-

Temperature Coefficient of Frequency

ppm/°C

-

-72

-

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

All attenuation measurements are measured relative to insertion loss

Rev. Date

2004-08-09

I T F

Co., Ltd.

102-901, Bucheon Technopark 364,

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

Gyounggi-Do, Korea 421-809

Rev.

NM4021-CS01

2/5