Datasheet > 253251B

253251B

更新时间： 2024-09-28 12:53:19

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ITF		/
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描述
125.0 MHz SAW Filter

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253251B 数据手册

125.0 MHz SAW Filter

Part Number 253251B

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 = 50ꢁ

Operating Temperature : +25℃

Minimum

Typical

125.0

23.5

31.85

32.65

36.2

0.5

Maximum

Center Frequency (fo)

Insertion Loss

MHz

ꢀ

25.0

1dB Bandwidth

MHz

31.7

ꢀ

3dB Bandwidth

ꢀ

40dB Bandwidth

36.3

1.0

ꢀ

Amplitude Ripple (fo ± 15.5 MHz)

Group Delay Variation (fo ± 15.5 MHz)

Absolute Delay

ꢀ

nsec

usec

ꢀ

0.98

Ultimate Rejection

ꢀ

Temperature Coefficient of Frequency

ppm/℃

ꢀ72

ꢀ

S1365 Package Dimension

Matching Schematic

68nH

82nH

13.30±0.2

7.62±0.1

Input

Output

ITF 10A001

253251B

1.50±0.1

4.3pF

125-31.9M

2.54±0.1

0.80±0.1

Pin Configuration

Dimensions shown are nominal in millimeters

Input

Output

Ground

Others

6,12

Ground

Body : Al₂O₃

Lid : Kovar, Ni Plated

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

I T F Co., Ltd.

102ꢀ901, Bucheon Technopark 364, SamjeongꢀDong,

OjeongꢀGu, BucheonꢀCity,

Tel: 82-32-621-1213

Fax: 82-32-621-1218

http://www.itf.co.kr

sales@itf.co.kr

2010. 09.14

Rev 1.0

GyounggiꢀDo, Korea 421ꢀ809

中文翻译

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