T8301 データシートの表示（PDF） - Agere -> LSI Corporation

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T8301

Internet Protocol Telephone Phone-On-A-Chip™ IP Solution DSP

Agere -> LSI Corporation 

T8301 Internet Protocol Telephone

Phone-On-A-Chip IP Solution DSP

3 Overview (continued)

Advance Data Sheet

December 2000

STCK

STO1

STI1

SPKDRV1A

SPKDRV1B

SPKDRV2A

SPKDRV2B

AOUTA

AINCP

AINCN

AINAN

TMODEN0

TMODEN1

TMODEN2

CKO

RESETN

STOPN

CK8kHz

CK2MHz

CKI1

CKI2

TRSTN

TDO

TDI

TCK

TMS

INT1N

INT0N

1.5 dB

2.5 Vp-p

+

12 dB

12 dB

+

30 dB

–

PGA

0—21 dB

IN 3 dB

STEPS

TONE RINGER

trc_reg

AUDIO

CODEC

BLOCK

aioc

act1

act2

AUDIO CLOCK

GENERATOR

aclkc

CLOCK/PLL

& POWER

pllc

DMAINT

DMA

OUTPUT DMAS

COUNTER

ADDRESS

OUTPUT DMAH

COUNTER

ADDRESS

INPUT DMA

COUNTER

ADDRESS

dmac reg

ADDRESS

DECODE

SOUT SRAM

BUFFER

512 x 16

AOUTA SRAM

BUFFER

512 x 16

AIN SRAM

BUFFER

512 x 16

‘OR’

INTERNAL

SRAM

16K x 16

powerc

JTAG

jtag

JCON

ID

BYPASS

Breakpoint

HDS

Trace

TIMER

timerc

timer 0

EXTERNAL MEMORY INTERFACE

mwait

ioc

DSP1627

CORE

DPRAM

6K x 16

IROM

32K x 16

YDB YAB XAB XDB

DATA BUS

INSTRUCTION/

COEFFICIENT BUS

I

N

OR T DSP 1600 CORE

E

R

R

U

P

T

D-IDB

BMU

aa0

aa1

ar0

ar1

ar2

ar3

SIO

sdx(out)

srta

tdms

sdx(in)

sioc

saddx

BIO

sbit

cbit

Figure 3. T8301 Block Diagram

D(15:0)

A(15:0)

RWN

I_CSN

M_CSN

X_CSN

IOLD

IOCK

SYNC

DO1

DI1

BIO[3:0]

5-8210 (F)

8

Lucent Technologies Inc.

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