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PDF LA72703V Data sheet ( Hoja de datos )
| Número de pieza | LA72703V | |
| Descripción | Monolithic Linear IC | |
| Fabricantes | Sanyo | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de LA72703V (archivo pdf) en la parte inferior de esta página. Total 12 Páginas | ||
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Ordering number : ENA2129
LA72703V
Monolithic Linear IC
For US TV
BTSC Decoder
Overview
The LA72703V is a US TV BTSC Decoder.
Features
• With SIF circuit, alignment-free* STEREO channel separation.
* When Base Band signal input, separation is adjusted by input level.
• Dual Slave address (80h, 84h).
Functions
• SIF FM-Demodulator.
• STEREO decoder.
• dbx Noise Reduction.
• STEREO detection.
• STEREO detection sensitivity change function.
• SAP demodulator.
• SAP detection.
• SAP output select 2-levels.
• SAP detection sensitivity change function.
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Maximum power supply voltage
Allowable power dissipation
VCCH max
Pd max
Ta ≤ 85°C *
Operating temperature
Topr
Storage temperature
Tstg
∗ When mounted on a 114.3mm×76.1mm×1.6mm glass epoxy board.
Ratings
7.0
290
-20 to +85
-55 to +150
Unit
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. 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 new introduction or other application different
from current conditions on the usage of automotive device, communication device, office equipment, industrial
equipment etc. , please consult with us about usage condition (temperature, operation time etc.) 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.
O0312NKPC 20080821-S00007 No.A2129-1/12
Free Datasheet http://www.datasheet4u.com/
1 page  
Pin Functions
Pin No.
Pin Name
1 PCPLDET
LA72703V
Function
Pilot level detect For Stero Detection
DC voltage
AC level
DC : 2.4V
2 PC_DC_IN
AC coupling (Input)
3 PC_DCOUT
AC coupling (Output)
4 PC FIL
SIF offset cancel
DC : 2.4V
AC : 2.4Vp-p
DC : 2.4V
AC : 2.4Vp-p
DC : 2.6V
5 PISIF
Signal input
Common input at SIF, Base band
DC : 3.7V
6 GND
7 CSAPDET
SAP carrier level detect For SAP detection
DC : 2.8V
8 ADDSEL
Slave Address change control
OPEN/GND : 80h
5V : 84h
DC : 0V
Equivalent Circuit
40kΩ
1
40kΩ
1kΩ
160kΩ
32
500Ω
1kΩ
1kΩ 1kΩ
4
5
10kΩ
500Ω
1kΩ
70kΩ
1kΩ
1kΩ
7
2kΩ
1kΩ
8
1kΩ
100kΩ
Continued on next page.
No.A2129-5/12
Free Datasheet http://www.datasheet4u.com/
5 Page 
LA72703V
Mode Condition
Signal
I2C data in
D8 D7 D6 D5 D4 D3 D2 D1
(0) (0) * (0) (0) 0 0 0
Stereo
+ SAP
S0SS0 01
FI
TA
I
F
1EP0
R
0
1
X 0ES0 10
1
OE
N
0
1
0
*
S
E
S
1
0
0
*
N
S
Lo
1
0
1
*
Lo
110
* * 11
Stereo
(1) * (1) (1) 0 0 0
B * Hi Hi 0 0 1
A
S
*
010
E*
100
b*
a
n*
d
*
101
110
* 11
* * 00
0 001
Mono
+ SAP
1 001
0 010
1 010
* * 11
* * 00
MONO
* * 01
* * 10
* * 11
* : no care
Lch
pin18
L
SAP
SAP
L+R
L+R
L+R
L+R
L+R
Off
L
L
L
L+R
L+R
L+R
Off
L+R
SAP
SAP
L+R
L+R
Off
L+R
L+R
L+R
Off
Output mode
Rch Mode
pin17
condition
R Stereo
SAP
SAP-1
SAP
SAP
SAP-2
MULTI-1
SAP
MULTI-2
L+R F-MONO
L+R F-MONO
L+R F-MONO
Off MUTE
R Stereo
R Stereo
R Stereo
L+R F-MONO
L+R F-MONO
L+R F-MONO
Off MUTE
L+R MONO
SAP
SAP-1
SAP
SAP-2
SAP
MULTI-1
SAP
MULTI-2
Off MUTE
L+R MONO
L+R MONO
L+R MONO
Off MUTE
I2C out
D8 D7
Mode
pin20
1 1 3.8V
1 0 2.8V
0 1 1.9V
0 0 1.0V
No.A2129-11/12
Free Datasheet http://www.datasheet4u.com/
11 Page | ||
| Páginas | Total 12 Páginas | |
| PDF Descargar | [ Datasheet LA72703V.PDF ] | |
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