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PDF LA72680M Data sheet ( Hoja de datos )
| Número de pieza | LA72680M | |
| Descripción | HiFi Sound Signal Processor | |
| Fabricantes | Sanyo Semicon Device | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de LA72680M (archivo pdf) en la parte inferior de esta página. Total 21 Páginas | ||
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www.DataSheet.co.kr
Ordering number : EN7955A
LA72680M
Monolithic Linear IC
JAPAN TV Sound Multiplex Demodulation
HiFi Sound Signal Processor
Overview
The LA72670BM is a HiFi sound signal processor with a built-in SIF demodulation and JAPAN TV sound multiplex
demodulation on a single chip.
Full adjustment free operation is realized by the IC’s internal automatic adjustment and trimming function, etc.
Functions
• HiFi sound signal processor
• HiFi head amp
• SIF modulation
• JAPAN multiplex modulation
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Maximum power supply voltage 1
Maximum power supply voltage 2
Always power supply voltage
Allowable power dissipation
Symbol
VCCH max
VCCL max
VCCA max
Pd max
Ta=70°C *
Operating ambient temperature
Topr
Storage ambient temperature
Tstg
* On board: 114.3mm×76.1mm×1.6mm, glass epoxy board.
Conditions
Ratings
9.6
6
6
1300
-10 to +70
-55 to +150
Unit
V
V
V
mW
°C
°C
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.
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's products or
equipment.
41807 MS PC B8-6946,B8-6871 No.7955-1/21
Datasheet pdf - http://www.DataSheet4U.net/
1 page  
www.DataSheet.co.kr
Package Dimensions
unit : mm (typ)
3255
60
61
17.2
14.0
41
40
LA72680M
80
1
(0.83)
0.65
21
0.25 20
0.15
SANYO : QFP80(14X14)
No.7955-5/21
Datasheet pdf - http://www.DataSheet4U.net/
5 Page 
www.DataSheet.co.kr
Continued from preceding page.
Pin
No.
Pin Function Name
31 Monitor terminal
DC voltage
AC level
DC ; 2.5V
LA72680M
Function
FM MIX output(Low), Lch VCO(middle), Rch
VCO(High) can be monitored by controlling
Pin 23 in REC mode.
HOLD and DO pulses can be monitored by
Pin 17 in PB mode. BPF of Lch and Rch can
be monitored by serial control
in PB mode.
Equivalent circuit
500Ω
33 PB AMP output
DC; 2.5V
Output of HEAD AMP in PB mode.
30kΩ 500Ω
REC-ON
100Ω
34 PB FM input terminal
DC; Unsettled
AC; 350mVp-p
(L/R MIX)
Input pin of FM in PB mode.
37 Serial data input
terminal
38 CLK input terminal
Hi ; 3.5V to 5V
Low ; 0V to 1.5V
5V
0V
Hi ; 3.5V to 5V
Low ; 0V to 1.5V
5V
0V
Vref
30pF
30pF
2.5V Vref
500Ω
ON
at ACK
500Ω
Continued on next page.
No.7955-11/21
Datasheet pdf - http://www.DataSheet4U.net/
11 Page | ||
| Páginas | Total 21 Páginas | |
| PDF Descargar | [ Datasheet LA72680M.PDF ] | |
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