Ordering number : EN5701
Monolithic Linear IC
LA4582CM
Pre + Power Amplifier for
3-V Headphone Stereo Systems
Overview
The LA4582CM is a preamplifier plus power amplifier IC
that support auto-reverse, and was developed for 3-V
headphone stereo systems.
Features
鈥?The LA4582CM was developed for cassette playback
systems, and in addition to preamplifier and power
amplifier functions, it also provides low boost and
automatic power limitation (PVSS: Peak Volume Select
System) functions.
鈥?Provided in a 36-pin miniature flat package (0.65 mm
lead pitch) that is optimal for set miniaturization.
鈥?Capable of driving 8-鈩?speakers
鈥?Two-channel playback auto-reverse preamplifier
鈥?Two-channel headphone power amplifier
鈥?Low-frequency boost function (auto-loudness effect)
鈥?Output suppression function (PVSS)
鈥?Two-channel radio input switch (pre-mute switch)
鈥?Power mute switch
Package Dimension
unit: mm
[LA4582CM]
Allowable power dissipation, Pdmax 鈥?mW
Ambient temperature, Ta 鈥?擄C
SANYO: QFP36
Specifications
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
4.5
375
鈥?0 to +75
鈥?0 to +150
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
3.0
1.8 to 3.6
Unit
V
V
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
63097HA(OT) No. 5701-1/6