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BD37069FV-M Fiches technique(PDF) 2 Page - Rohm

No de pièce BD37069FV-M
Description  Sound Processor for Car Audio with Built-in High-Voltage Amplifier
Download  41 Pages
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Fabricant  ROHM [Rohm]
Site Internet  http://www.rohm.com
Logo ROHM - Rohm

BD37069FV-M Fiches technique(HTML) 2 Page - Rohm

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BD37069FV-M
TSZ02201-0C2C0E100270-1-2
© 2016 ROHM Co., Ltd. All rights reserved.
12. MAY. 2016 Rev.001
www.rohm.com
TSZ22111・15・001
Contents
General Description ........................................................................................................................................................................1
Features..........................................................................................................................................................................................1
Key Specifications
(Note2) ..................................................................................................................................................................1
Package..........................................................................................................................................................................................1
Applications ....................................................................................................................................................................................1
Typical Application Circuit ...............................................................................................................................................................1
Contents .........................................................................................................................................................................................2
Pin Configuration ............................................................................................................................................................................3
Pin Descriptions..............................................................................................................................................................................3
Block Diagram ................................................................................................................................................................................4
Absolute Maximum Ratings (Ta=25
°C) ...........................................................................................................................................5
Thermal Resistance
(Note 1) ...............................................................................................................................................................5
Recommended Operating Condition...............................................................................................................................................5
Electrical Characteristics.................................................................................................................................................................6
Typical Performance Curve(s) ........................................................................................................................................................9
I
2C-bus CONTROL SIGNAL SPECIFICATION .............................................................................................................................11
(1)
Electrical specifications and timing for bus lines and I/O stages ..................................................................................... 11
(2)
I
2C-bus FORMAT.............................................................................................................................................................12
(3)
I
2C-bus Interface Protocol................................................................................................................................................12
(4)
Slave address..................................................................................................................................................................12
(5)
Select Address & Data.....................................................................................................................................................13
(6)
About power on reset ......................................................................................................................................................21
(7)
About start-up and power off sequence on IC .................................................................................................................21
(8)
About relations of power supply voltage and the DC-bias voltage...................................................................................22
About advanced switch circuit.......................................................................................................................................................23
Application Example .....................................................................................................................................................................28
I/O Equivalence Circuit .................................................................................................................................................................29
Application Information .................................................................................................................................................................31
1)
Absolute maximum rating voltage...................................................................................................................................31
2)
About a signal input part.................................................................................................................................................31
3)
About output load characteristics....................................................................................................................................31
4)
About HIVOLB terminal(20pin) when power supply is off ...............................................................................................32
5)
About signal input terminals ...........................................................................................................................................32
6)
About changing gain of Input Gain and Fader Volume ...................................................................................................32
7)
About inter-pin short to VCCH ........................................................................................................................................32
Operational Notes.........................................................................................................................................................................33
1.
Reverse Connection of Power Supply ............................................................................................................................33
2.
Power Supply Lines........................................................................................................................................................33
3.
Ground Voltage...............................................................................................................................................................33
4.
Ground Wiring Pattern....................................................................................................................................................33
5.
Thermal Consideration ...................................................................................................................................................33
6.
Recommended Operating Conditions.............................................................................................................................33
7.
Inrush Current.................................................................................................................................................................33
8.
Operation Under Strong Electromagnetic Field ..............................................................................................................33
9.
Testing on Application Boards ........................................................................................................................................33
10.
Inter-pin Short and Mounting Errors ...............................................................................................................................34
11.
Unused Input Pins ..........................................................................................................................................................34
12.
Regarding the Input Pin of the IC ...................................................................................................................................34
Ordering Information.....................................................................................................................................................................35
Marking Diagram ..........................................................................................................................................................................35
Physical Dimension, Tape and Reel Information...........................................................................................................................36
Revision History............................................................................................................................................................................37


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