LB140DS30 datasheet(3/3 Pages) SIPAT

3 / 3 page

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Part Number

LB140DS30

Rev. Date

2007-12-14

SIPAT Co., Ltd.

( CETC No.26 Research Institute )

#14 Nanping Huayuan Road,

Chongqing, China, 400060

Ver.

1.0

Page 3/3

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140MHz SAW Filter

0.48MHz Bandwidth

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Part Number: LB140DS30

Typical Performance

Frequency Respond

Passband Respond

135

136

137

138

139

140

141

142

143

144

145

-100.4521

-90.4521

-80.4521

-70.4521

-60.4521

-50.4521

-40.4521

-30.4521

-20.4521

-10.4521

-0.4521

Type Performance

Frequency(MHz)

139

139.5

140

140.5

141

-12.4521

-11.9521

-11.4521

-10.9521

-10.4521

-9.9521

-9.4521

-8.9521

Horizontal: 1MHz/Div

Vertical: 10dB/Div

Horizontal: 0.5MHz/Div

Vertical: 0.5dB/Div

Group Delay Variation(f0±0.2MHz)

Phase Linearity(f0±0.2MHz)

139.4

139.6

139.8

140

140.2

140.4

140.6

1400

1500

1600

1700

1800

1900

2000

2100

X: 139.8

Y: 1805

Type Performance

Frequency(MHz)

X: 140.2

Y: 1806

X: 140

Y: 1799

139.4

139.6

139.8

140

140.2

140.4

140.6

-3

-2.5

-2

-1.5

-1

-0.5

0.5

1.5

X: 139.8

Y: -0.1591

Type Performance

Frequency(MHz)

X: 140.2

Y: -0.1682

X: 140

Y: -0.3306

Horizontal: 0.2MHz/Div

Vertical: 100ns/Div

Horizontal: 0.2MHz/Div

Vertical: 0.5deg/Div

Smith Chart S11

Smith Chart S22

+j0.2

-j0.2

+j0.5

-j0.5

+j1.0

-j1.0

+j2.0

-j2.0

+j5.0

-j5.0

0.0

∞

+j0.2

-j0.2

+j0.5

-j0.5

+j1.0

-j1.0

+j2.0

-j2.0

+j5.0

-j5.0

0.0

∞

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