AD8347 データシートの表示（PDF） - Analog Devices

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AD8347

Direct Conversion Quadrature Demodulator

Analog Devices 

AD8347

EQUIVALENT CIRCUITS

VPS1

LOIN

LOIP

PHASE

SPLITTER

CONTINUES

COM1

Circuit A

VPS3

IOPP, IOPN,

QOPP, QOPN,

IMXO, QMXO

COM3

Circuit B

VPS3

IAIN

QAIN

COM3

Circuit D

VPS3

VREF

COM3

Circuit G

VPS2

RFIP

RFIN

COM2

Circuit E

VPS3

ENBL

COM3

Circuit H

Figure 2. Equivalent Circuits

VPS3

VCMO

CURRENT MIRROR

COM3

Circuit C

VPS3

IOFS

QOFS

CURRENT MIRROR

COM3

Circuit F

VPS3

VAGC

COM3

Circuit I

–6–

REV. 0

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