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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
Tone, Volume and SRS by I2C Bus System
OUTLINE
M62434FP has tone, volume and SRS 3D stereo controlled by I2 C bus. This IC broad applications because of low noise and distortion.
PACKAGE OUTLINE
FEATURE
*TONE(Bass/Treble) control, 1dB step volume, and 3dB/step SRS "Space" and "Center" controls. *Controlled by serial data in accordance with the I2 C bus format .
24Pin SOP
Note !!
SRS,the SRS logo,Sound Retrieval System and "everything else is only stereo" are registered trademarks of SRS Labs, Inc. This device available only to licensees of SRS Lab,Inc. Licensing and application information may be obtained from SRS Lab, Inc. Mitsubishi Electric Corporation assumes no responsibility for any damage,or infringement of any third-party's rights, originating in the use of any product data, diagrams, charts or circuit application examples contained in these materials.
APPLICATION
* TV , Mini-Stereo , etc RECOMMENDED OPERATING CONDITION *Supply voltage range *Rated supply voltage 8.5~9.5V 9V (analog) (analog)
SYSTEM BLOCK DIAGRAM
Volume
Tone Control
SRS3D Stereo & Pseudo Stereo
Bass
Treble
Bass
Treble
I C BUS Interface SCL SDA
2
1
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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
BLOCK DIAGRAM
SDA Vdd OUT L TRE L BASS 2L BASS 1L SRSIN L VOLOUT L VOLIN L REF IN
15
6.5K
SCL
I2C BUS INTERFACE
14
6.5K
GND
13
OUT R TRE R BASS 2R BASS 1R REF OUT PSEUDO FILTER DIFF SRSIN R VOLOUT R VOLIN R Vcc
16
17
6.5K
18
6.5K
19
SRS 3D Stereo & Psuedo Stereo
20
21
IN L
IN R
22
23
24
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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
ABSOLUTE MAXIMUM RATINGS
Symbol Vcc Pd K Topr Tstg
Parameter Supply Voltage Power Dissipation Thermal Derating Operating Temperature Storage Temperature
Conditions
Ratings 10.0
Unit V mW mW/ C C C
Ta<25C Ta>25C
900 9 -20 ~ 75 -55 ~ 125
Thermal Derating
1000 900 800
Power Dissipation Pd [ mW ]
600 450 400
200
25
50
75
100
125
150
AMBIENT TEMPERATURE Ta [ C ]
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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
RECOMMENDED OPERATING CONDITION
Symbol AVDD DVDD VIH VIL
Parameter Analog Supply Voltage Digital Supply Voltage High Level Input Voltage Low Level Input Voltage
Conditions
Min. 8.5 4.5 0.7
DVDD
Typ. Max. 9.0 5.0 9.5 5.5 VDD 0.3
DVDD
Unit V V V
0
V
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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
ELECTRICAL CHARACTERISTICS (Ta=25C, Vcc=9V, Tone Control;Flat , Bass Boost;0dB, ATT=0dB) (1) Power Suppy Characteristics Symbol Icc Parameter Circuit Current Conditions Min. Typ. Max. 30 45 Unit mA
(2) -1 Input / Output Characteristics Conditions Limit ATT SRS TONE Parameter Symbol Min. Input Output (dB) Typ. pin 2,23 pin 12,17 -6 By2.0 3.2 VIM1 Maximum f=1kHz THD=1% Pass Flat Input Voltage1 IHF-A filter Center Bass pin 2,23 pin 12,17 0dB 12dB 0 VIM2 Maximum 0.18 Space Treble Input Voltage2 f=100Hz THD=1% DIN-A filter 0dB 12dB pin 12,17 pin 2,23 ByMaximum THD=1% VOM f=1kHz 0 Pass Flat 1.2 1.7 IHF-A filter Output Voltage RL=10K pin 2,23 pin 12,17 Total Byf=1kHz THD DIN-A filter 0 Harmonic 0.1 Pass Flat Vi=0dBm RL=10K Distortion CS Channel Separation Output Noise Voltage1 Output Noise Voltage2 Output Noise Voltage3 pin 2,23 pin 12,17 f=1kHz IHF-A filter Vi=0dBm pin 2,23 to GND pin 2,23 to GND pin 2,23 to GND 0 ByPass Flat -60
Max.
Unit Vrms
Vrms
Vrms
0.2
%
-50
dB
VNO1
pin 12,17 - ByFlat Pass IHF-A filter pin 12,17 IHF-A filter pin 12,17 IHF-A filter ByFlat Pass
Center Bass 0dB 0dB Space Treble 0dB 0dB
10
20
Vrms
VNO2
0
10
20
Vrms
VNO3
0
60
Vrms
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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
(2)-2 Input / Output Characteristics Symbol GVpass Parameter By-Pass Gain Conditions Input Output ATT SRS TONE Min. (dB) ByFlat Pass
Center - Space - Center - Space 0dB Center 0dB Space -
Limit
Typ. Max.
Unit dB
-4.5
-2.5
-0.5
Feed Through GVsrsf pin 23 Gain pin 17 f=1kHz IHF-A filter Vi= L(2ch)-R(1ch) 500mVrms GVsrsL-R Gain GVsrsL+R L(2ch)+R(1ch) Gain
Flat
-15
-13
-11
dB
0
Flat
0.4
2.4
4.4
dB
Flat
-6.5
-4.5
-2.5
dB
(3) Tone Control Characteristic Symbol Gbassb GbassC Gtrebb GtrebC Parameter Voltage Gain of Tone Control (Bass) Conditions Min. 9 f=100Hz -15 9 f=10KHz -15 -12 -9 dB -12 12 -9 15 dB dB Typ. Max. 12 15 Unit dB
Voltage Gain of Tone Control (treble)
(4) Volume Characteristic Symbol ATTmax ATTmin Parameter Maximum ATT Minimum ATT Conditions Min. Typ. Max. -90 0 -80 1.5 Unit dB dB
Input ; pin 2,23 Output ; pin 12,17 ,f=1KHz -1.5 IHF-A filter
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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
I 2 C BUS INPUT DATA FORMAT
Input direction S
(1)slave address
A
(2)sub address
A
(3)data
AP ending term
starting term
acknowledge bit
acknowledge bit
(1)slave address
A6 A5 A4
The following slave address is assigned for this IC.
A3
A2
A1
A0
1
0
0
0
0
0
1
(2)sub address
subA7 empty slot subA6
Space Volume
1: SELECT 2: UN SELECT
The following sub address is defined for this IC.
subA5
Center Volume
subA4
Pseudo Surround
subA3
TREBLE level mode
subA2
BASS level mode
subA1
channel 2 volume mode
subA0
channel 1 volume mode
1: SELECT 2: UN SELECT
SRS BLOCK
1: SELECT 1: SELECT 2: UN SELECT 2: UN SELECT
1: SELECT 1: SELECT 1: SELECT 2: UN SELECT 2: UN SELECT 2: UN SELECT
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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
(3)-1: volume control The volume control is enabled by the following condition. subA0 : subA1 : 0 ,1 ,1 1 ,0 ,1
(either bit is 1)
subA2 : 0 subA3 : 0
subA5 : 0 subA6 : 0
volume code ATT
0dB -4dB -8dB -12dB -16dB -20dB -24dB -28dB -32dB -36dB -40dB -44dB -48dB -52dB -56dB -60dB -64dB -68dB -72dB -76dB -80dB - dB
D4
H H H H H H L L L L L L L L L L L L L L L L
D3
L L L L L L H H H H H H H H L L L L L L L L
D2
H H L L L L H H H H L L L L H H H H L L L L
D1
L L H H L L H H L L H H L L H H L L H H L L
D0
H L H L H L H L H L H L H L H L H L H L H L
ATT
0dB -1dB -2dB -3dB
D6
H H L L
D5
H L H L
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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
(3)-2: tone level control The tone control is enabled by the following condition. subA0 : 0 subA1 : 0 tone code
BASS TREBLE
subA2 : subA3 :
0 ,1 ,1 1 ,0 ,1
subA5 : 0 subA6 : 0
D7
12dB 10dB 8dB 6dB 4dB 2dB 0dB -2dB -4dB -6dB -8dB -10dB -12dB L L L L L L L H H H H H H
D6
H H H L L L L L L L H H H
D5
H L L H H L L L H H L L H
D4
L H L H L H L H L H L H L
D3
L L L L L L L H H H H H H
D2
H H H L L L L L L L H H H
D1
H L L H H L L L H H L L H
D0
L H L H L H L H L H L H L
non-used code
(3)-3: Pseudo Surround mode
HHHH LHHH HLLL
The pseudo surround mode is enabled by the following condition. subA0 : not defined subA1 : not defined subA2 : not defined subA3 : not defined subA4 : 1 subA5 : 0 subA6 : 0
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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
(3)-4: SRS level control The SRS level control is enabled by the following condition. subA0 : 0 subA1 : 0 subA2 : 0 subA3 : 0 subA4 : 0 subA5 : subA6 : 0 ,1 ,1 1 ,0 ,1
SRS level ATT 0dB -3dB -6dB -9dB -12dB -15dB -18dB -21dB -24dB - SRS OFF Center Vol. D7 SRS OFF H D6 H D5 H D4 H D3 H Space Vol. D2 H D1 H D0 H Center Vol. D7 H H L L L L L L L L D6 L L H H H H L L L L D5 L L H H L L H H L L D4 H L H L H L H L H L D3 H H L L L L L L L L Space Vol. D2 L L H H H H L L L L D1 L L H H L L H H L L D0 H L H L H L H L H L
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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
DATA and CLOCK
SDA(IN)
SCL
1
2~7
8
9
SDA(OUT)
S start
ACK acknowledge
P stop
start
This term is defined by SDA(in) falling edge at SCL H .
stop
This term is defined by SDA(in) rising edge at SCL H . CAUTION The SDA(IN) level never changes at SCK=H except start and stop .
data transmisson
The SDA(IN) is enabled at SCL rising edge and H .
acknowledge
Transmitter must send H during ninth clock pulse of SCL . The case of finished receives , the receiver replies L synchronized to falling edge of eighth pulse . And restart receiving the transmitted data synchronized to falling edge of ninth pulse .
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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
APPLICATION EXAMPLE
IN L
OUT L
MPU
10K 22 2.2 0.068
0.015 0.068 1.8K
Vdd
GND
2.2
22F
24
23
22
21
20
19
18
17
16
15
14
13
I2C BUS INTERFACE
6.5K
6.5K
IN L SRS 3D Stereo & Psuedo Stereo IN R
6.5K
6.5K
1
2
3
4
1K 22
5
6
0.015
7
8
9
10
11
1.8K
12
0.47 110K 47K 4.7K 0.0047 3.6K 31.6K 0.47
0.068 10K
0.068
0.015
VCC VCC
3.3K
1.5K
IN R
OUT R
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MITSUBISHI SOUND PROCESSOR
M62434FP
SOUND CONTROLLER FOR TV
Keep safety first in your circuit designs !
*Mitsubishi Electric Corporation puts the maximum effort into making semiconductor products better and more reliable, but there is always the possibility that trouble may occur with them.Trouble with semiconductors may lead to personal injury, fire or property damage. Remember to give due consideration to safety when making your circuit designs, in order to prevent fires from spreading, redundancy, malfunction or other mishap.
Notes regarding these materials
* These materials are intended as a reference to assist our customers in the selection of the Mitsubishi semiconductor product best suited to the customer's application; they do not convey any license under any intellectual property rights, or any other rights, belonging to Mitsubishi Electric Corporation or a third party. * Mitsubishi Electric Corporation assumes no responsibility for any damage, or infringement of any third-party's rights, originating in the use of any product data, diagrams, charts or circuit application examples contained in these materials. * If these products or technologies are subject to the Japanese export control restrictions, they must be exported under a license from the Japanese government and cannot be imported into a country other than the approved destination. Any diversion or reexport contrary to the export control laws and regulations of Japan and/or the country of destination is prohibited.
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