MITSUBISHI SOUND PROCESSORS
PRELIMINARY
Notice ; This is not a final specification.
some parametric limits are subject to change.
FEATURES
• 4-channel source selector with gain setting buffer
amplifier by the external resistances
• Volume (balance),loudness,tone (bass and treble)
and fader control by serial data from MCU
• Input maximum voltage level ; 2.8Vrms
APPLICATION
Car audio , Mini stereo,etc
M62419FP
SOUND CONTROLLER FOR CAR STEREO
PACKAGE
42P2R
RECOMMENED OPERATING CONDITIONS
Supply voltage range...........Vcc=6~9V Rated voltage...........Vcc=8V
Vdd=4~6V Vdd=5V
SYSTEM BLOCK DIAGRAM
M62419FP
Fader
Volume
CD
TAPE
TUNER
AUX
Source
selector
Master
Volume
L
R
Tone Controller
Bass Treble
Logic controller
Front
speaker
Rear
speaker
Rear
speaker
Front
speaker
Loudness
Tap
DATA CLOCK
µ-COM
MITSUBISHI
ELECTRIC
2 wire connection by MCU
(1/6)
ABSOLUTE MAXIMUM RATINGS
Symbol
Vcc,Vdd
Pd
Topr
Tstg
Parameter
Supply voltage
Power dissipation
Operating temperature
Storage temperature
Conditions
ELECTRICAL CHARACTERISTICS
Symbol Parameter Conditions
Icc
TT
A
TT
∆
A
IM
V
G(Bass)B
G(Bass)C
G(Tre)B
G(Tre)C
ATT(FED)
OM
V
VNO1
NO
V
THD
CS
(VOL)
(VOL)
2
Circuit current
Att maximum
Att error
Maximum input voltage
Bass boost
Bass cut
Treble boost
Treble cut
Att maximum
Maximum output voltage
Output noise voltage
Total harmonic distortion
Channel separation
TT
(VOL) = - ∞
A
TT
(VOL) = 0
A
THD=1%
f=100Hz
f=100Hz
f=10KHz
f=10KHz
ATT(FED)
= - ∞
THD=1%
A (VOL)=0,A (FED)=0
TT
Rg=0,DIN-AUDIO
A (VOL)=-∞,A (FED)=-∞TT TT
Rg=0,DIN-AUDIO
f=1KHz,Vo=0.5Vrms,Loud=
OFF,A (VOL)=0,A (FED)=0TT TT
TT
f=1KHz
Ratings
10 , 7
990
-30~+85
-40~+125
Limits
Min typ Max
22
40
-80
-90
-2.0
2.0
-15
-15
1.8
9
9
0.003
0
2.0
2.8
12
15
-12
12
15
-12
-80
-9
-74
2.2
9 18
5.5 11
0.05
-90
-80
-9
Unit
V
mW
°C
°C
Unit
mA
dB
dB
Vrms
dB
dB
dB
dB
dB
Vrms
µVrms
%
dB
APPLICATION EXAMPLE
2.2µ
2.2µ
15K
15K
68K
68K
220p
3839404142
+
∞
∞
+
220p
0.1µ
4.7K
4.7K
0.1µ
37
15K
A
A
15K
15K
B
∞
+
+
∞
B
15K
VDD
CLOCK
I/F
1 2 3 4 5 6 7
DATA
2.2µ
47µ
15K
15K
31
3233343536
+
47µ
∞
∞
+
2.2µ
D
C
D
C
98
10 11 12 13 14 15 16 17 18 19 20 21
15K
15K
0.012µ
0.12µ 0.012µ
282930
∞
+
+
∞
0.12µ
0.012µ
0.012µ
2.2µ
2627
25 24 23 22
2.2µ
∞
+
+
∞+∞
∞
+
2ch REAR
2ch FRONT
VREF
VCC
1ch FRONT
1ch REAR
MITSUBISHI
ELECTRIC
(2/6)
RELATIONSHIP BETWEEN DATA AND CLOCK
CLOCK
DATA
D1 D2D0 D3
D11
DATA reading mode ;
The rising edge of the CLOCK signal
LATCH reading mode ;
The falling edge of the CLOCK signal
DIGITAL CIRCUIT DC CHARACTERISTICS
IL
V
IH
V
IL
I
IH
I
"L" level input voltage
"H" level input voltage
"L" level input current
"H" level input current
DATA,CLOCK pins
VI=0
VI=V
DD
DATA,CLOCK
pins
D12 D13
LATCH SIGNAL "H"
Limits
Min typ Max
0
~
0.8
-10 10
~
UnitSymbol Parameter Test conditions
VDD0.2
VDDVDD
10
V
µA
DIGITAL CIRCUIT AC CHARACTERISTICS
cr
t
t
t
t
t
t SD
t HD
WHC
WLC
r
f
CLOCK Cycle time
CLOCK pulse width("H" level)
CLOCK pulse width("L" level)
CLOCK rise time
CLOCK fall time
DATA setup time
DATA hold time
Limits
Min typ Max
4
1.6
1.6
0.4
0.4
0.8
0.8
UnitSymbol Parameter
µS
MITSUBISHI
ELECTRIC
(3/6)
CLOCK DATA TIMING
75%
CLOCK
25%
tr tf
tWHC
t
tcr
WLC
DATA
tSD
t
HD
MITSUBISHI
ELECTRIC
(4/6)
DATA FORMAT
DATA SELECT
0:VOLUME / LOUDNESS / INPUT SELECTOR
1:BASS / TREBLE / FADER
D0 D1 D2 D3 D4 D5 D6
0/1 0/1
VOLUME
D7 D8 D9 D10 D11 D12
BASS TREBLE
0:Both channel
1:Side channel
0:1CH
1:2CH
VOLUME CODE
ATT1
0dB
-4dB
-8dB
-12dB
-16dB
-20dB
-24dB
-28dB
-32dB
-36dB
-40dB
-44dB
-48dB
-52dB
-56dB
-60dB
-64dB
-68dB
-72dB
-76dB
-80dB
-∞ L L L L
D2
D3
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
L
H
L
L
H
H
L
L
H
H
L
L
H
H
L
L
L
L
HH
H
L
D4
H
H
L
L
L
L
H
H
H
H
L
L
L
L
HH
HH
H
H
L
L
L
D5
L
L
L
L
L
L
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
INPUT
SELECTOR
0/1
FA DER
0:LOUDNESS OFF
1:LOUDNESS ON
D6
H
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
D13
0
0
0
1
1
0:FFRONT
1:FREAR
ATT2 D7 D8
0dB
-1dB
-2dB
-3dB
H
L H
H
L
H
L
L
MITSUBISHI
ELECTRIC
(5/6)
TONE CODE
BASS
TREBLE
12dB
10dB
8dB
6dB
4dB
2dB
0dB
-2dB
-4dB
-6dB
-8dB
-10dB
-12dB
FADER CODE
FADER
0dB
-1dB
-2dB
-3dB
-4dB
-6dB
-8dB
-10dB
-12dB
-14dB
-16dB
-20dB
-30dB
-45dB
-60dB
-∞
D0
D4 D6 D7
H
H
L
H
L
H
L
H
L
H
L
H
D8
H
L
H
L
H
L
L
L
L
L
H
L L L
D1
D5
H
L
L
H
H
L
L
H
H
L
L
H
D9
H
H
L
L
H
H
L
L
L
L
HH
H
L
D2 D3
HH
HL
H
H
L
L
L
L
H
H
H
H
L
D10
H
H
H
H
L
L
L
L
HHH
HH
HH
H
L
L
L
D11
H
H
H
H
H
H
H
H
L
L
L
L
L
H
H
H
H
H
H
HH
H
L
L
L
L
L
L
L
L
INPUT SELECTOR CODE
INPUT SELECTOR
A CH
B CH
C CH
D CH
D10 D11
H
L
H
L
H
H
L
L
MITSUBISHI
ELECTRIC
(6/6)
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