ST7538Q データシートの表示（PDF） - STMicroelectronics

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ST7538Q

FSK power line transceiver

STMicroelectronics 

Block diagram

1

Block diagram

ST7538Q

Figure 1. Block diagram

CD/PD

RxD

CLR/T

UART/SPI

REG/DATA

RxTx

TxD

REGOK

AVdd AVss

TEST1 TEST2

BU

RxFo

CARRIER

DETECTION

TEST

PLL

DIGITAL

FILTER

FSK

DEMOD

IF

FILTER

SERIAL

INTERFACE

CONTROL

REGISTER

FSK

MODULATOR

DAC

TX

FILTER

OSC

TIME BASE

ZC

OP-AMP

+

-

BU

AGC

FILTER

AMPL

CURRENT

CONTROL

FILTER

ALC

VOLTAGE

CONTROL

PLI

VREG

XOut XIn WD TOUT RSTO MCLK ZCout ZCin C_OUT CMINUS CPLUS

DVdd DVss

D03IN1407A

RAI

CL

Vsense

ATO

ATOP1

ATOP2

PAVcc

Vdc

PG

4/44

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