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參數資料
| 型號： | LA74320FN |
| 廠商： | SANYO SEMICONDUCTOR CO LTD |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 2 CHANNEL, AUDIO/VIDEO AMPLIFIER, QCC44 |
| 封裝： | 6 X 6 MM, VQFN-44 |
| 文件頁數： | 1/12頁 |
| 文件大小： | 185K |
| 代理商： | LA74320FN |
71608 TI / O1007 TI IM No.A0905-1/14
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer
's products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer
'sproductsor
equipment.
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our
customer shall be solely responsible for the use.
LA74320FN
Overview
The LA74320FN is an audio I/O interface IC for cell phones that integrates, on a single chip, amplifiers for a stereo speaker,
EVR stereo headphone, internal and external microphones, and a receiver speaker.
Features
INT & EXT MIC amplifiers selectable (MIC power supply built-in)
ALC amplifier (ALC level: 3 levels selectable)
Base band/audio source input selector switch
ALC (through switch, ALC level: 4 levels selectable)
EVR stereo headphone amplifier
Stereo speaker amplifier
Receiver speaker amplifier (mono) standby control
I2C bus supported (first mode)
Specifications
Maximum Ratings at Ta=25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage
VCC max
5.5
V
Allowable power dissipation
Pd max
Ta
≤70°C, Mounted on a specified board *1
TBD
mW
Operating temperature
Topr
-20 to +70
°C
Storage temperature
Tstg
-55 to +150
°C
*1: Mounted on a specified board: TBD
Ordering number : EN*A0905 A
Monolithic Linear IC
Audio I/O Interface
for Cell Phone
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