TEA1068 查看數據表（PDF） - Philips Electronics

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TEA1068

Versatile telephone transmission circuit with dialler interface

Philips Electronics 

Philips Semiconductors

Versatile telephone transmission circuit

with dialler interface

BLOCK DIAGRAM

Product specification

TEA1068

handbook, full pagewidth

VCC

11 (12)

IR

15 (17)

TEA1068

TEA1068T

LN

1 (1)

6 (6)

5 (5)

4 (4)

GAR

QR+

QR−

MIC+

MIC−

8 (9)

7 (7)

13 (15)

DTMF

dB

MUTE

PD

14 (16)

12 (14) SUPPLY AND

REFERENCE

AGC

CIRCUIT

10 (11)

VEE

16 (18)

CURRENT

REFERENCE

17 (19) 9 (10)

REG

AGC

STAB

The figures in parentheses refer to the TEA1068T.

Fig.1 Block diagram.

2 (2)

GAS1

3 (3)

GAS2

18 (20)

MBH130

SLPE

1996 Apr 23

3

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