MSM7582B Ver la hoja de datos (PDF) - Oki Electric Industry

Número de pieza

componentes Descripción

Lista de partido

MSM7582B

π/4 Shift QPSK MODEM

Oki Electric Industry 

PDN0

PDN1

PDN2

IFIN

MCK

IFCK

X2

X1

DEN

EXCK

DIN

DOUT

Phase Detector

Delay Detector

S

E

L

IFSEL1

(From CR)

IFSEL0

(From CR)

To each block

Decoder

To each

Control block

Register (CR)

To monitor output

of each block

To modem ENV

AFC

Decision

Unit

DPLL

S

E

L

PS/CS

I+

+1

I–

-1

Q+

+1

Q–

-1

I ± D/A CONV

Q ± D/A CONV

Root Nyquist

LPF

S/P

MAPPING

ENV

+1

ENV D/A CONV

S

3.84 MHz S

E

L

To

Monitor To D/A

E

L

output of

SG

VREF

each block

To internal SG

TEST1, TEST0

(From CR)

TXCSEL

(From CR)

APLL

1/10

384 kHz

VDD

DGND

AGND

RXD

RXC

AFC

RPR

RCW

SLS1

SLS2

TXD

TXW

TXCI

TXCO

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