PSB7238 데이터 시트보기 (PDF) - Siemens AG

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PSB7238

Joint Audio Decoder-Encoder - Multimode

Siemens AG 

1.3

Logic Symbol

PSB 7238

Introduction

Parallel Hos t Int erf ac e

AD (0: 7)

WR# RD#

A (0: 3)

CS# AL E INT# INTR# EA # Res et

(R/W#) (D S#)

S er i al

A u d io

In ter fa ce

Pow er

Su p p l y

SIO

SCL K

SR

ST

RFS

TFS

VDD

VD DA P, VDD P

VS S

VD DA

V SSAP, VSSA

PSB 7238

DD

DU

IOM -2

Int erf ace

DC L

FSC

CM1

XTAL 1

XTA L2

Sy s tem

Cloc k

Int erface

CL KO

CA (0: 15) CD(0: 15) CR D# C WR# C PS# CD S#

GPIO(0 :3)

Ex ternal Mem ory Interface

GP IO Interface

Figure 1

Semiconductor Group

9

Data Sheet 1998-07-01

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