LA3242 データシートの表示（PDF） - SANYO -> Panasonic

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LA3242

Preamplifier for Compact Cassette Recorder Recording-only Use

SANYO -> Panasonic 

Ordering number: EN 2620C

Monolithic Linear IC

LA3242

Preamplifier for Compact Cassette Recorder

Recording-only Use

Overview

The LA3242 is a preamp IC for compact cassette recorder

recording-only use. The distinctive feature of the LA3242 is

that it contains mechanical switches which have been so far

connected externally as peripheral parts.

Package Dimensions

unit : mm

3067-DIP24S

[LA3242]

Features

. On-chip electronic select switches permitting selection of

normal/higher speed recording and metal(chrome)/normal

. tape recording mode by using the dedicated control pins.

Two ALC output pins making it easy to make up a Dolby

. recording system.

The control voltage from a microcomputer, etc. can be used

to turn ON/OFF the ALC and to set the ALC control voltage

. to the initial value.

On-chip microphone amplifier making it easy to provide

microphone mixing.

. Wide operating voltage range (VCC = 4.5 to 14.0 V).

. Can be used in conjunction with playback-only preamp

LA3246 to make up a double-cassette dubbing system.

SANYO : DIP24S

Functions

. Recording preamplifier ×2

. Microphone amplifier ×1

. ALC output

×2

. Electronic switch

×6

Specifications

Maximum Ratings at Ta = 25°C

Parameter

Maximum supply voltage

Allowable power dissipation

Operating temperature

Storage temperature

Symbol

VCC max

Pd max

Topr

Tstg

Operating Conditions at Ta = 25°C

Parameter

Recommended supply voltage

Operating voltage range

Symbol

VCC

VCC op

Conditions

Conditions

Ratings

Unit

16

V

720

mW

–20 to +75

°C

–40 to +125

°C

Ratings

Unit

6

V

4.5 to 14.0

V

SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters

TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN

D3097HA(II)/N257TA/7027TA,TS No.2620-1/12

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