261406B datasheet(1/2 Pages) ITF

Part #	261406B

Description	295.0 MHz SAW Filter

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Manufacturer	ITF [Integrated Technology Future]

Direct Link	http://www.itf.co.kr

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295.0 MHz SAW Filter

Part Number 261406B

Tel: 82-32-621-1213

2013. 04. 01

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 13.7 MHz

High attenuation

Single Ended Operation

Dual In-line Package (DIP)

2. Electrical Specifications

Source and Load Impedance = 50

Room Temperature : +25℃

℃

Minimum

Typical

Maximum

Center Frequency (fo)

MHz

-

295.0

-

Insertion Loss

dB

-

28.6

30.0

1dB Bandwidth

MHz

13.70

13.78

-

3dB Bandwidth

MHz

-

14.16

-

45dB Bandwidth

MHz

-

15.75

15.85

Amplitude Ripple (Fo±6.7575MHz)

dB

-

0.75

1.3

Group Delay Variation (Fo±6.7575MHz)

nsec

-

50

100

Absolute Delay

usec

-

2.24

2.25

Ultimate Rejection

dB

47

52

-

Temperature Coefficient of Frequency

ppm/℃

-

-18

-

Substrate Material

-

112-LT

Input Power : +10dBm

D2012 Package Dimension

Matching Schematic

C1 = 33pF, L1 = 3.9nH, C2 = 18pF, L2 = 15nH

Pin Configuration

Input

1

Ground

2,4

12.7±0.5

5.5max 6.0max

7.6±0.2

Dimensions shown are nominal in millimeters

Base : Fe(SPCC), Au plating over Ni plated

Cap : Cu & Cr Alloy, Ni Plated

Termination : Kovar, Au Plated

Output

5

Others

Ground

1

5

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