TEA1111A View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

TEA1111A

Speech circuit with dialler interface,regulated supply and earpiece volume control

Philips Electronics 

Philips Semiconductors

Speech circuit with dialler interface, regulated

supply and earpiece volume control

Product specification

TEA1111A

ORDERING INFORMATION

TYPE

NUMBER

TEA1111AT

NAME

SO16

BLOCK DIAGRAM

PACKAGE

DESCRIPTION

plastic small outline package; 16 leads; body width 3.9 mm

VERSION

SOT109-1

handbook, full pagewidth

4

IR

receive

amplifier

VI

8

MUTE

VI

DTMF

6

ATTENUATOR

VI

MIC+

MIC−

13

14

VI

microphone

amplifier

10

VEE

AGC

CIRCUIT

VCI

GAR

9

12

VOLUME

CONTROL

11

QR

earpiece

amplifier

0.5VCC

CURRENT AND

VOLTAGE

REFERENCE

VDD

REGULATOR

16

7

VCC

VDD

1

LN

5

AGC

TEA1111A

LOW VOLTAGE

CIRCUIT

3

REG

LED CONTROL

15

LEDC

2

SLPE

FCA051

1999 Nov 22

Fig.1 Block diagram.

3

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