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TA7668BP

LINEAR INTEGRATED CIRCUIT

DUAL PRE-AMPLIFIER FOR TAPE

RECORDER

DESCRIPTION

The Contek TA7668BP is a dual pre-amplifier with ALC and

muting designed for use recorder/playback amplifier of tape

recorder. It is suitable for a stereo set and a radio cassette

recorder.

FEATURES

*Build-in ALC detector circuit

*Build-in muting circuit

*Wide operating voltage range( 6V to 15V)

DIP-16

BLOCK DIAGRAM

Ch1 Pre-Out

and Rec in

Ch1 Rec

Mute

Mute

Output

Outpu

t Input

Contek

Ch1 Pre IN NF

5

4

3

15

6

Pre-

AMP

Ch1 Pre IN

7

8

Rec

AMP

16

Vcc

ALC

ALC

DET

2

Vs

Ch2 Pre IN

10

Pre

AMP

Ch2 Pre IN NF

11

9

Pre

GND

Rec

AMP

12

Ch2 Pre-Out

and Rec In

13

14

1

Rec

GND

Ch2 Rec Mute

Output Output

ABSOLUTE MAXIMUN RATING

(Ta=25 C)

PARAMETER

SYMBOL

Supply Voltage

Power Dissipation

Operating Temperature

VCC

PD

TOPR

VALUE

16

750

-25~75

-55~150

UNIT

V

mW

C

C

Storage Temperature

TSTG

Note: De-rated above Ta=25 C in proportion of 6mW/ C.

Contek Microelectronics Co.,Ltd.

CONTEK

http://www.contek-ic.com E-mail:sales@contek-ic.com

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