TEA1093 Просмотр технического описания (PDF) - Philips Electronics

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Компоненты Описание

производитель

TEA1093

Hands-free IC

Philips Electronics 

Philips Semiconductors

Hands-free IC

Product specification

TEA1093

BLOCK DIAGRAM

handbook, full pagewidth

to

TEA106X

9 SUP

315 mV

TR1

SUPPLY

to dynamic

TR2

limiter POWER

DOWN

VBB 10 CVBB

PD 17

to

TEA106X

7 SREF

VV

SWITCH

VOLTAGE

STABILIZER

VA 15

GND 8

VBB

19 MUTET

CMIC 22 MIC

RMIC

VI

MICROPHONE CHANNEL

RTSEN 28 TSEN

CTSEN

CTENV

27 TENV

CTNOI

CRNOI

26 TNOI

23 RNOI

LOG

DUPLEX CONTROLLER

TEA1093

BUFFER

BUFFER

13

mV

ATTENUATOR

BUFFER

LOGIC

CRENV

24 RENV

RRSEN 25 RSEN

CRSEN

BUFFER

LOG

13 mV

Vdt

GAT 21 RGAT

MOUT 20

IV

MICGND 18

to TEA106X

IDT 16 RIDT

Vref

SWT 14

CSWT

STAB 13 RSTAB

VOICE

SWITCH

SWR 12

RSWR

RGAR 5 GAR

CLSP1

from voltage

6 LSP1 stabilizer

CDLC 1

DLC/

MUTER

DYNAMIC

LIMITER

4 LSP2

−1

VI

2

RIN1 2

IV

RIN2 3

from

TEA106X

from

TEA106X

VOLUME VOL 11

CONTROL

RVOL

LOUDSPEAKER CHANNEL

MGD216

Fig.1 Block diagram.

1996 Feb 09

4

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