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SI4770

HIGH-PERFORMANCE CONSUMER ELECTRONICS BROADCAST RADIO RECEIVER AND HD RADIO TUNER

Silicon Laboratories 

Si4770/77-A20

Functional Block Diagram

Si4770/77

FMXIP

FMXIN

RFREG

FMO

REG

RL

LNA

FMI

RF PKD

RF PKD

AMI

RFGND

RF PKD

0°/90°

LNA

ADC

IF PKD

ADC

ClK

Gen

DAC

DSP

DAC

RDS

LOUT/

MPXOUT

ROUT

DCLK

DFS

DOUT

CNTRL

INTB

RSTB

VIO1

VIO2

2

Rev. 0.9

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