AD8345-EVAL 查看數據表（PDF） - Analog Devices

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AD8345-EVAL

140 MHz to 1000 MHz quadrature modulator

Analog Devices 

AD8345

EQUIVALENT CIRCUITS

VPS2

BUFFER

TO MIXER

CORE

INPUT

CURRENT

MIRROR

Figure 23. Circuit A

VPS1

LOIN

LOIP

PHASE

SPLITTER

CONTINUES

Figure 24. Circuit B

VPS2

ENBL

100kΩ

100kΩ

100kΩ

TO BIAS FOR

STARTUP/

SHUTDOWN

Figure 25. Circuit C

VPS2

40Ω

VOUT

40Ω

Figure 26. Circuit D

Rev. B | Page 10 of 20

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