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LA3242 Datasheet

  • LA3242

  • Preamplifier for Compact Cassette Recorder Recording-only Us...

  • 481.22KB

  • 12頁

  • SANYO

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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 (V
CC
= 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
.
Microphone amplifier
.
ALC output
.
Electronic switch
Specifications
脳2
脳1
脳2
脳6
Maximum Ratings
at Ta = 25擄C
Parameter
Maximum supply voltage
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V
CC
max
Pd max
Topr
Tstg
Conditions
Ratings
16
720
鈥?0 to +75
鈥?0 to +125
Unit
V
mW
擄C
擄C
Operating Conditions
at Ta = 25擄C
Parameter
Recommended supply voltage
Operating voltage range
Symbol
V
CC
V
CC
op
Conditions
Ratings
6
4.5 to 14.0
Unit
V
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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