SAW Bandpass Filter 271908B

Part No.

271908B

Rev. Date

2007-02-22

I T F

Co., Ltd.

102-901, Bucheon Technopark 364,

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

Gyounggi-Do, Korea 421-809

Rev.

NM7001-CS01

2/5

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

-

70.0

-

Insertion Loss

dB

-

24.3

26.0

1dB Bandwidth

MHz

-

18.96

-

3dB Bandwidth

MHz

19.1

19.16

-

50dB Bandwidth

MHz

-

20.1

20.2

Amplitude Ripple (Fo +/- 9.22 MHz)

dB

-

0.45

1.0

Group Delay Variation (Fo +/- 9.22 MHz)

nsec

-

50

100

Absolute Delay

usec

-

3.34

-

Ultimate Rejection

dB

50

55

-

Relative Attenuation

Fo +/- 10MHz

dB

25

37

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

3)

All attenuation measurements are measured relative to insertion loss