125.0 MHz SAW Filter

Tel: 82-32-621-1213

2010. 09.14

I T F

Co., Ltd.

102-901, Bucheon Technopark 364, Samjeong-Dong,

Ojeong-Gu, Bucheon-City,

Gyounggi-Do, Korea 421-809

Fax: 82-32-621-1218

http://www.itf.co.kr

sales@itf.co.kr

Rev 1.0

1. Features

Typical 1dB bandwidth of 31.85 MHz

High attenuation

Single Ended Operation

Surface Mounted Package (SMD)

2. Electrical Specifications

Source and Load Impedance = 50

Operating Temperature :

+25℃

℃

℃

℃

Minimum

Typical

Maximum

Center Frequency (fo)

MHz

-

125.0

-

Insertion Loss

dB

-

23.5

25.0

1dB Bandwidth

MHz

31.7

31.85

-

3dB Bandwidth

MHz

-

32.65

-

40dB Bandwidth

MHz

-

36.2

36.3

Amplitude Ripple (fo ± 15.5 MHz)

dB

-

0.5

1.0

Group Delay Variation (fo ± 15.5 MHz)

nsec

-

20

40

Absolute Delay

usec

-

0.98

-

Ultimate Rejection

dB

50

52

-

Temperature Coefficient of Frequency

ppm/℃

℃

℃

℃

-

-72

-

S1365 Package Dimension

Matching Schematic

Pin Configuration

Input

11

Ground

6,12

12

11

10

9

8

7

6

5

4

3

2

1

0.80±0.1

1.50±0.1

2.54±0.1

7.62±0.1

13.30±0.2

1

2

3

4

10

9

8

7

5

6

11

12

Dimensions shown are nominal in millimeters

Lid : Kovar, Ni Plated

Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating

Output

5

Others

Ground

Output

Input

82nH

68nH

5

11

4.3pF

ITF 10A001

253251B

125-31.9M