AST163 datasheet(5/9 Pages) ASB

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ASB Inc.

 sales@asb.co.kr  Tel: +82-42-528-7225

February 2017

AST163

High Gain, Low Noise Amplifier

1) OIP3 is measured with two tones at an output power of -5 dBm/tone

separated by 1MHz.

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Schematic

S-parameters & Noise Figure

Board Layout (FR4, 15.3x12 mm2, 0.8T)

Note: 1) The length of the strip line P1 is given as below at

the PCB with Er = 4.5 and T = 0.8 mm.

P1 Length: 3.4 mm, Width: 0.3 mm

2) Gain and S11 are in trade-off and varied with the length of P1

Frequency (MHz)

1575

Magnitude S21 (dB)

15.5

Magnitude S11 (dB)

-10

Magnitude S22 (dB)

-11

Output P1dB (dBm)

Output IP31) (dBm)

Noise Figure (dB)

0.9

Supply Voltage (V)

+2.8

Current (mA)

9.5

APPLICATION CIRCUIT

GPS

1575 MHz

+2.8 V

1400

1450

1500

1550

1600

1650

1700

1750

1800

Frequency (MHz)

1400

1450

1500

1550

1600

1650

1700

1750

1800

-20

-15

-10

-5

Frequency (MHz)

1400

1450

1500

1550

1600

1650

1700

1750

1800

-25

-20

-15

-10

-5

Frequency (MHz)

500

1000

1500

2000

2500

3000

3500

Frequency (MHz)

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AST163 Datasheet(PDF) 5 Page - Advanced Semiconductor Business Inc.

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