Datasheet M62498FP Datasheet (Mitsubishi)

Page 1
MITSUBISHI SOUND PROCESSORS
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
DESCRIPTION
FEATURES
PACKAGE
Built-in 5ch input selector. Built-in input volume (2dB step/3bit) IC for Dolby-pro-logic Interface Built-in Surround (ON/OFF,High/Middle/Low(3 variation)) Tone control (Bass/Mid/Treble) Built-in Loudness. Main Volume (36 step (0 to -80dB,- ) Microcomputer Interface
RECOMMENDED OPERATING CONDITIONS
Outline
0.8mm Pitch 450mil SSOP (8.4mm x 17.5mm x 2.0mm)
42P2R-A
Supply voltage range ....Vcc= 4.5~5.5 Rated supply voltage.....Vcc=5V
SYSTEM CONFIGURATION
IC for Dolby-pro-logic
IN A1 IN B1 IN C1
INPUT VOLUME MAIN
MAIN VOLUME
A1
TONE CONTROL
IN D1 IN E1
IN A2 IN B2 IN C2
INPUT VOLUME
&
LOUDNESS
MAIN VOLUME
A2
SURROUND
IN D2 IN E2
&
LOUDNESS
µ-com INTERFACE
VOLUME B1
MAIN VOLUME B2
VOL OUT1
VOL OUT2
IC for Dolby-pro-logic
MITSUBISHI ELECTRIC
CLK
DATA
( / )
17
1
Page 2
MITSUBISHI SOUND PROCESSORS
SELECT1
-18 to -80dB,-dB
0 to -16dB
-18 to -80dB,-dB
B2
100k
100k
100k
100k
12k
100k
100k
100k
100k
12k
9.5k
9.5k
100k
100k
200k
200k
12k
9.5k
12k
9.5k
B1
SELECT2
A2
ATT SW
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
PIN CONFIGURATION AND IC INTERNAL BLOCK DIAGRAM
CLOCK
GND
VOL OUT2
VOL IN2
VSELB OUT2
TRE2
MO2
MI2
BO2
BI2
LOUD2
VSELA OUT2
VSELA IN2
/REC-C2 IN VOL OUT2
IN 2E IN 2D
22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
MAIN VOLUME 2
B
TONE
50k
MAIN VOLUME2
0to -16dB
B
REC-C SW
D,E INPUT ATT SW
VOLUME SELECT
A
VOLUME SELECT
REC-A SW
DATA
21
VCC
20
VOL OUT1
50k
50k
VOLUME SELECT
AB
A
A B
VOLUME SELECT A1
MAIN VOLUME1
TONE
A
REC-A SW
A
MAIN VOLUME1
REC-C SW
B
50k
B
D,E INPUT
19
VOL IN1
18
VSELB OUT1
17
TRE1
16
MO1
15
MI1
14
BO1
13
BI1
12
LOUD1
11
VSELA OUT1
10
VSELA IN1
9 8 7 6
/REC-C1
IN VOL OUT1
IN 1E IN 1D
IN 2C IN 2B IN 2A
REC-B2/SUR1
REC-B1/SUR2
38 39 40
41
42
SW41
SW42
A B
A B
50k
INPUT VOLUME 2
REC-B SW
REC-B SW
E INPUT ATT SW
INPUT VOLUME 1
E INPUT ATT SW
REF AMP.
MITSUBISHI ELECTRIC
50k
25k
25k
IN 1C
5
IN 1B
4
IN 1A
3
REF OUT
2
REF IN
1
( / )
17
2
Page 3
PIN DESCRIPTION
MITSUBISHI SOUND PROCESSORS
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
Pin No. Symbol
1
REF IN
2 3,4,5,6,7, 36,37,38,39,40
8,35
9,34
10,33
11,32
12,31
13,30
14,29
15,28
16,27
IN 1A,1B,1C,1D,1E 2A,2B,2C,2D,2E
INVOL OUT1,2
VSELA IN1,2/REC-C1,2
VSELA OUT1,2 LOUD1,2
BI1,2 BO1,2 MI1,2 MO1,2 TRE1,2
Function
Input pin of the reference Amp. Output pin oh the reference Amp.REF OUT
Input pin of the input selector Ch1 and Ch2
Output pin of the input volume 1 and 2
Input pin of the volume input selector A1 and A2
/Output pin of the REC-C1 and 2 Capacitor connection pin for the volume changing noise reduction
Frequency characteristic setting pin in the loudness part
Frequency characteristic setting pin in the tone control(Bass).
Frequency characteristic setting pin in the tone control(Mid).
Frequency characteristic setting pin in the tone control(Treble).
17,26 18,25 19,24 20 21 22 23 41 42
VSELB OUT1,2 VOL IN1,2 VOL OUT1,2
VCC DATA CLOCK GND
REC-B2/SUR1 REC-B1/SUR2
Output pin of the volume input selector B1 and 2
Input pin of the main volume
Output pin of the main volume
The power supply
Input pin of the serial data
Clock input pin for the serial data forwarding
GND
Output pin of the REC-B2/Device connection pin for the surround external parts Output pin of the REC-B1/Device connection pin for the surround external parts
MITSUBISHI ELECTRIC
( / )
17
3
Page 4
DIGITAL SOUND CONTROLLER WITH SURROUND
6.0
ABSOLUTE MAXIMUM RATINGS
MITSUBISHI SOUND PROCESSORS
M62498FP
Symbol
VCC Pd
K
Topr
Tstg
Parameter
Supply voltage
Power dissipation
Thermal derating
Operating temperature
Storage temperature
Conditions
Ta25°C
Ta>25°C
THERMAL DERATING
Limits
960
9.6
-20 to +75
-40 to +125
Units
V
mW
mW/ °C
°C
°C
1000
960
500
480
0
0
25 50 75 100
AMBIENT TEMPERATURE Ta [°C]
MITSUBISHI ELECTRIC
80
125
150
( / )
4
17
Page 5
MITSUBISHI SOUND PROCESSORS
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
RECOMMENDED OPERATING CONDITION
(Ta=25°C,unless otherwise noted)
Parameter Symbol Conditions MIN TYP MAX Units
Supply voltage
Logic"H"level input voltage
Logic"L"level input voltage
VCC
VIH
VIL
GND reference
GND reference
2.4
GND V
RELATIONSHIP BETWEEN DATA AND CLOCK
CLOCK
5.0
5.54.5
VCC
0.7
V
V
D0 D1 D2 D3 DD DE DF
DATA
Data signal is read at the rising edge of clock.
Signal is latched at the rising edge of the latch signal.
MITSUBISHI ELECTRIC
Latch signal: H
( / )
17
5
Page 6
MITSUBISHI SOUND PROCESSORS
INPUT SELE CTOR
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
DATA CONTROL SPECIFICATION
For kinds of input format options are availably by changing slot settings of DC,DD.
(When the IC is powered up,the internal setting are not fixed.)
<MUTE cancellation data> (x is optional setting)
D04 D14 D24 D34 D44 D54 D64 D74 D84 D94 DA4 DB4 DC DD DE DF
X X X 0 X 1 X X X X X X 1 1 0 0
Tip address
(1)
(2)
(3)
(4)
Note1)
SURROUN D OF OUTSIDE SETTING
SURROUN D OF INSIDE SETTING
D01 D11 D21 D31 D41 D51 D61 D71
TONE CONTROL TREBLE
TONE CONTROL MID
DO2 D12 D22 D32 D42 D52 D62 D72
A1 VOLUME CH 1
B1 VOLUME CH 1
DO3 D13 D23 D33 D43 D53 D63 D73
A1 VOLUME CH 2
B1 VOLUME CH2
DO4 D14 D24 D34 D44 D54 D64 D74
Note)
REC-B
Mute
ON:1
1
INPUT VOLUME
0
INPUT SELECTO R
OFF:0
SURRO UND
D81 D91 DA1 DB1 DC DD
TONE CONTROL
0 0
BASS
D82 D92 DA2 DB2 DC DD
INPUT
INPUT D ATT SW
E
ATT
SW
0 1
0
D83 D93 DA3 DB3 DC DD
TONE
LOUD NESS SW
A INPUT VOLUME SELECTOR
REC-C
ON:1
OFF:0
B INPUT
VOLUME
SELECTOR
REC-A OFF:0
0
ON:1
1 0
1 1
0 0
0
0
0
DFDE
DFDE
0
DFDE
0
DFDED84 D94 DA4 DB4 DC DD
0
Note1)
Note2)
Surround of outside setting, It becomes"D54=1"--->SW41 and 42 setting = B fixation.Surround of inside setting (Surround of outside non setting), It becomes "D54=0--->SW41 and 42 setting = A fixation,It becomes volume input selector A setting = A fixation. In power supply investing to Mute an output pin,it becomes setting like the following.Input selector = ALL OFF,Outside surround mode setting,REC-A~C SW=OFF,B1 main volume=- setting.The similar MUTE setting can be done by setting D34=D54=1 to DC=DD=1,DE=DF=0.
MITSUBISHI
( / )
17
6
ELECTRIC
Page 7
SETTING CODE
INPUT
MITSUBISHI SOUND PROCESSORS
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
(1)TONE CONTROL (TREBLE/MID/BASS)
TREBLE
ATT
+ 8dB + 6dB + 4dB + 2dB
0dB
- 2dB
- 4dB
- 6dB
- 8dB
(2)LOUDNESS
LOUDNESS
OFF ON
(4)B VOL SELECTOR
BVOL SELECTOR
BYPASS
TONE
D01 D11 D21 D31
MID
D41 D51 D61 D71
BASS
D81 D91 DA1 DB1
1 1 1 1 0 0 0 0 0
(3)A VOL SELECTOR
D93
0
1
DA4
0 1
1
0
0
1
0
1
0
0
0
0
0
0
0
1
0
1
1
0
Note) It is possible to control only at
D54="1"setting.
AVOL SELECTOR
BYPASS
OUTSIDE SURROUND
(5)TONE INPUT SELECTOR
TONE INPUT
BYPASS
INSIDE SURROUND INPUT
(8)INPUT SELECTOR
INPUT
0 1 0 1 0 1
A ch B ch C ch
D ch
E ch
ALL OFF
0 1 0
(9) REC-A SWITCH
REC-A OUTPUT
OFF
ON
D94
0 1
(10)SURROUND
Note) It is possible to control only at
D54="0"setting.
SURROUND
OFF
DA3
0 1
D04
D14 D24
000
00
1 0 0
0
1
1
1
1 00
1 1
1
DB4
0 1
D34
L M
H
D44
0 1 0
1
0 0 1
1
(6) E INPUT ATT SW
E INPUT ATT SW
0dB
-5/-8dB
DA2
0 1
(13) D/E INPUT ATT SW
D/E INPUT ATT SW
-8dB
-5dB
DB3
0 1
(11)INPUT VOLUME
(7) D INPUT ATT SW
D INPUT ATT SW
0dB
-5/-8dB
(8) VOCAL CUT SW
VOCAL CUT SW
OFF
ON
D92
0 1
DB2
0 1
INPUT VOLUME
0 dB
-2 dB
-4 dB
-6 dB
-8 dB
-10 dB
-12 dB
-14 dB
D64
0 0 0 1
1 1 1
Note:Do not input other data than the above.
MITSUBISHI ELECTRIC
( / )
7
D74 D84
0 1 1 0
0
1 1
17
000 1 0 1 0 1 0 1
Page 8
(12)A MAIN VOLUME
VOL. CH 1
VOL. CH 2
VOL. CH 1
VOL. CH 2
(13)B MAIN VOLUME
A T T
MITSUBISHI SOUND PROCESSORS
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
FRONT STEP
A T T
-10 dB
-12 dB
-14 dB
-16 dB
BACK STEP
BACK STEP
0 dB
-2 dB
-4 dB
-6 dB
-8 dB
-10 dB
-12 dB
-14 dB
-16 dB
-18 dB
-20 dB
-22 dB
-24 dB
-26 dB
-28 dB
-32 dB
-36 dB
-40 dB
-44 dB
-48 dB
-52 dB
-56 dB
-60 dB
-61 dB
-62 dB
-63 dB
-64 dB
- dB
FRONT STEP
0 dB
-2 dB
-4 dB
-6 dB
-8 dB
D42
D43
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1
1
D02
D03
0 0 0 0 0 0 0 0 1
D12
D13
0 0 0 0 1 1 1 1 0 0 0
D52
D53
0
0
0
0
0
0
0 0 1 1 1 1 1 1 1
1
0
0
0
0
0
0
0
D22 D23
0 0 1 1 0 0 1 1
D62
D63
0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1
1 0 1 1 1 1 0 0 0 1 0 0 1
1 0 1 0 1 1 1 11
D72
D73
0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1
D32
D33
0 1 0 1 0 1 0 1
D82
D83
0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0
MITSUBISHI ELECTRIC
( / )
17
8
Page 9
MITSUBISHI SOUND PROCESSORS
setting=Bypass,TONE INPUT SELECTOR=Bypass. Refer to the application circuit example.)
Circuit current
MIN
mA
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
ELECTRICAL CHARACTERISTICS
(Ta=25°C,VCC=5.0V,f=1kHz,unless otherwise noted. INPUT VOLUME=0dB,SURROUND,LOUDNESS=OFF,VOL.INPUT SELECTOR A,B
(1)Power supply characteristics
Limits
SymbolParameter Test condition
TYP
MAX
Units
AIdd
No signal setting
(2)Input/Output characteristics (Total) Ta=25°C
Parameter Test condition
Input impedance
Maximum input Amplitude
Maximum output Amplitude
Gain
Total harmonic distortion
Output noise level
Cross talk between channels
Symbol
Rin
VIMt
VIMtDE
VOMt
Gvt
THDA
THDB
NoA
NoB
CT
3~5pin,38~40pin
(Input pin to3~5,38~40) Output pin to 19,24,A main Vol=-2dB
RL=10K,THD=1%
(Input pin to 6,7,36,37)Output pin to 19,24
D,Ech ATT SW=-8dB,Input VOL=-2dB
(Input pin~3,40)Output pin to19,24
Vi=0.5Vrms,FLAT, Pin(3~6,37~40pin)-19,24gains
(Input pin to 3,40) Output pin to19,24 DIN-AUDIO,Vi=0.5Vrms ,RL=30
B Volume input selector THDA:BypassTHDB:Tone
19,24pin,Rg=0,JIS-A, Main volume=-
19,24pin,Rg=0,JIS-A, Main volume=0dB
19,24pin,Rg=0,JIS-A, B Volume input selector:Tone
19,24pin,Rg=0,JIS-A,B Volume input select:Tone,Tone input select:Surround
Vo=0.5Vrms , RL=10K,JIS-A Pin19 to 24gains Rg=10K
RL=10,THD=1%
RL=10,THD=1%
MIN
22
60
35
Limits
TYP
MAX
48
33 K
1.41.2
3.12.8
1.251.0
0
2.0-2.0
0.070.006
0.009
0.09
2.5 5 10
10 20
-65
-80
6
15
Units
Vrms
Vrms
Vrms
dB
%
%
µVrms
µVrms µVrms7
µVrms
dB
Volume maximum attenuation quantity
ATTmax
Vi=1Vrms ,JIS-A Main volume= -
MITSUBISHI ELECTRIC
( / )
17
9
dB-80
Page 10
MITSUBISHI SOUND PROCESSORS
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
(3)Tone control characteristics
Vi=0.2Vrms,Input pin to 9 and 34,Output pin to 17 and 26, A VOL input selector:Input to outside surround,Tone input selector:Bypass,B VOL input selector:Tone,unless otherwise noted.
Parameter
Value of Boost(Bass)
Value of Cut(Bass)
Value of Boost(Mid)
Value of Cut(Mid)
Value of Boost(Treble)
Value of Cut(Treble)
Balance between channels
Symbol
G(BASS)B 86 10
G(MID)B -8-10 -6
G(TRE)B 86 10
BALT
f=100Hz Tone bass setting +8dB
f=100Hz Tone bass setting -8dB
f=1kHz Tone mid setting +8dB
f=1kHz Tone mid setting -8dB
f=10kHz Tone treble setting +8dB
f=10kHz Tone treble setting -8dB
boost condition +8,-8dB
Test conditions
MIN
Limits
TYP
MAX
-8G(BASS)C -10 -6
8G(MID)B 6 10
0 +2-2 dB
Units
dB
dB
dB
dB
dB
dB-8G(TRE)B -10 -6
MITSUBISHI ELECTRIC
( / )
10
17
Page 11
MITSUBISHI SOUND PROCESSORS
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
FUNCTION DESCRIPTION
(1)Main volume
This IC has 2 system independence electron volume of low warp percentage and low noise.
0dB~ -dB attenuation quantity can be set with 36 steps(0dB~ -44dB:2dB step,-44dB~ -76dB:4dB step,
-77dB ~ -80dB:1dB step). The attenuation quantity to 0~ -16dB can be set in A1 Vol.
The attenuation quantity to 0~ -64dB can be set in B1 Vol.They are possible to control.
Equivalent circuit of MAIN VOLUME block
Tone
A VOL input selector
0dB~ -16dB:
2dB step
VSELA OUT1,2
17,26pin
(2)Input selector,Input volume
This IC has 5 input selector of 2ch and Input volume of 2ch for Input TRIMMER. The input selector D, E input is either of -8 dB of 0dB/ a choice in the input level with ATT SW. The input volume of 0~-14dB can be set with the 2 dB step.
100k
A
B
C
D
E
12k
D Input ATT SW (0dB/-8dB)
100k
100k
12k
9.5k
9.5k
& Surround block
B VOL input selector
Condenser for the changing noise reduction
Note1) When inputting a signal above the power supply
voltage in D, E input choice, make ATT SW ON.
Note2)The setting of ATT SW changes the input
resistance of D, E input like the following.
ATT -8dB of D,E input setting: 20kohm(TYP value)
0dB~ -14dB:2dB step
50k
E Input ATT SW (0dB/-8dB)
VSELB OUT1,2
17,26pin
+
-
+
-
0dB setting : 60kohm(TYP value)
VOL IN1,2
18,25pin
0dB~ -28dB:2dB step
-28dB~ -60dB:4dB step
-61dB~ -64dB:1dB step
To volume input selector A
VOL OUT1,2
19,24pin
+
-
Note3) At the time of input selector A~C, E or ALL OFF
D input ATT SW becomes -8dB setting.
At the time of input selector A~D or ALL OFF D input
ATT SW becomes -8dB setting.
MITSUBISHI ELECTRIC
Note4)This SW is for the gain adjustment
in 0 dB setting in the D, E input ATT.
( / )
17
11
Page 12
DIGITAL SOUND CONTROLLER WITH SURROUND
(3)Equivalent circuit of tone control
3-1Bass,Mid (Boost mode)
IN OUT
MITSUBISHI SOUND PROCESSORS
M62498FP
R3
C1
R1
R2
C2
3-2 Bass,Mid (Cut mode)
IN
R2
f0 =
Q =
Gv =
R3
1
2π R1(R2+R3)C1C2
1
C1+C2
20log
C1C2R2
R1
R2+R3
R1
R3
+2
R1
+2
OUT
(Hz)
(dB)
f0 =
2π R1(R2+R3)C1C2
Q =
Gv =
1
C1+C2
20log
1
C1C2R2
R1
R3
+2
R1
R2+R3
R1
+2
(dB)
(Hz)
C2
R1
MITSUBISHI ELECTRIC
C1
( / )
17
12
Page 13
3-3 Treble (Boost)
MITSUBISHI SOUND PROCESSORS
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
Gv =
20log
R1+R2
3-4 Treble (Cut)
Gv =
20log
R1
R1+R2
R1
(dB)
(dB)
IN
IN
OUT
R2
R1
C1
R2
OUT
R1
<Curve of characteristics>
Bass Mid Treble
+8dB
0dB
-8dB
100 1k 10k
Frequency f(Hz)
MITSUBISHI ELECTRIC
setting +8dB
setting
-8dB
C1
( / )
17
13
Page 14
MITSUBISHI SOUND PROCESSORS
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
(4) Equivalent circuit of Vocal cut
This IC incorporates the circuit which realizes a vocal cut function simply by lowering gain in the area using the mid circuit of the tone control. But be careful because vocal cut ON setting,the mid of the tone control can not used.
VOCAL CUT SW
VOCAL CUT ON setting :SW OFF
IN
VOCAL CUT OFF setting:SW ON
OUT
R2
R3
R2+R3=200K
Gv =
1
2π R1(R2+R3)C1C2
2
20log
R2+R3
R1
+2
(dB)
(Hz)f0 =
C2
R1
C1
At vocal cut ON setting, the frequency characteristic can be set like the following,by the resistance of putting outside:The fixed number of R1 and C1,C2.
<CHARACTERISTIC CURVE>
1.Vocal cut characteristic edition
R=3K,C1=C2=0.012µF
8dB setting
+10dB
f0=550Hz Gv=-30dB
Tone mid corrugation at Vocal cut OFF setting
2.Tone control mid characteristic edition
R=10K,C1=C2=6800pF
8dB setting
+10dB
f0=530Hz Gv=-20dB
Tone mid corrugation at Vocal cut OFF setting
0dB
-10dB
-20dB
-30dB
550
100 1k 10k
Frequency f(Hz)
Tone mid corrugation at Vocal cut ON setting
MITSUBISHI ELECTRIC
0dB
-10dB
-20dB
-30dB
550
100 1k 10k
Frequency f(Hz)
( / )
14
Tone mid corrugation at Vocal cut ON setting
17
Page 15
DIGITAL SOUND CONTROLLER WITH SURROUND
LOUDNESS SW
(5) LOUDNESS
This IC built-in a center tap -type loudness circuit.
0dB~ -16dB:
A VOL input selector
2dB step
Tone
& Surround block
MITSUBISHI SOUND PROCESSORS
M62498FP
VSELB OUT1,2
17,26pin
+
-
B VOL input selector
VOL IN1,2
18,25pin
VOL OUT1,2
19,24pin
+
-
LOUD1,2
11,32pin
LOUDNESS PART
(6)Equivalent circuit of surround block
5k
Ch2
1k
external parts
200k
10k
5k
0dB~ -28dB:2dB step
-28dB~ -60dB:4dB step
-61dB~ -64dB:1dB step
5k
Out2
5k
5k
Ch1
5k
MITSUBISHI ELECTRIC
200k
5k
( / )
17
15
Out1
Page 16
MITSUBISHI SOUND PROCESSORS
logic
-18~ -80dB,-dB
0~-16dB
-18~ -80dB,-dB
VOLUME1
VOLUME2
100k
100k
100k
100k
12k
100k
100k
100k
100k
12k
9.5k
9.5k
100k
100k
200k
200k
12k
9.5k
12k
9.5k
logic
DIGITAL SOUND CONTROLLER WITH SURROUND
APPLICATION EXAMPLE
(1)Surround of outside setting(for Dolby-Pro-logic)
<"D54=1"--->SW41, 42 setting = B fixation.> But, in case of this specification inside surround can not be used.
CLOCK
22
M62498FP
Units Resistance:
Capacitance:F
21
DATA
REC-A2
2.2µ 2700p
8200p
7.5k 8200p
0.1µ
7.5k
0.1µ
0.1µ
10µ
IC for Dolby-Plo-
23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
MAIN VOLUME2
B
INOUT TONE SELECTOR 2
50k
MAIN VOLUME2 0~-16dB
B
REC-C SW
REC-A SW
D,E INPUT ATT SW
VOLUME SELECTOR B2
A
VOLUME SELECTOR A2
20 19
50k
50k
MAIN VOLUME1
18 17
VOLUME SELECTOR B1
B
A
16 15 14 13 12
INPUT TONE SELECTOR 1
AB
A B
11
2.2µ
2700p
8200p
7.5k
8200p
0.1µ
7.5k
0.1µ
0.1µ
10
50k
MAIN
REC-A SW
VOLUME1
B
REC-C SW
D,E INPUT ATT SW
VOLUME SELECTOR A1
A
A
10µ
9
IC for Dolby-Plo-
8
REC-A1
7 6
REC-B2
REC-B1
38 39 40
41
42
SW41
SW42
5 4 3 2
10µ
1
10µ
16
( / )
17
INPUT
E INPUT ATT SW
REF Amp.
50k
51k
51k
50k
INPUT
E INPUT ATT
A B
A B
SW
REC-B SW
REC-B SW
MITSUBISHI ELECTRIC
Page 17
MITSUBISHI SOUND PROCESSORS
-18~ -80dB,-dB
0~ -16dB
-18~ -80dB,-dB
VOLUME1
VOLUME2
100k
100k
100k
100k
12k
100k
100k
100k
100k
12k
9.5k
9.5k
100k
100k
200k
200k
12k
9.5k
12k
9.5k
M62498FP
DIGITAL SOUND CONTROLLER WITH SURROUND
(2)Surround of outside non setting(for Dolby-Pro-logic)
<"D54=0"--->SW41, 42 setting = A fixation, Volume input selector A setting=A fixation.>
Units Resistance:
Capacitance:F
DATACLOCK
22
21
2.2µ
8200p
7.5k
0.1µ
7.5k
0.1µ
REC-C2
REC-A2
2700p
8200p
0.1µ
10µ
23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
MAIN VOLUME2
B
INPUT TONE SELECTOR2
50k
MAIN VOLUME2 0~ -16dB
B
REC-C SW
D,E INPUT ATT SW
VOLUME SELECTOR B2
A
VOLUME SELECTOR A2
REC-A SW
20 19
50k
50k
MAIN VOLUME1
18 17
2.2µ
16 15 14 13 12 11 10 9 8 7
2700p
8200p
7.5k
8200p
0.1µ
7.5k
0.1µ
0.1µ 10µ
REC-C1
REC-A1
VOLUME SELECTOR B1
AB
A
A B
VOLUME SELECTOR A1
A
REC-A SW
B
A
INPUT TONE SELECTOR1
MAIN VOLUME1
B
REC-C SW
D,E INPUT ATT SW
50k
6
1k
38 39 40
41
42
SW41
SW42
50k
INPUT
50k
INPUT
5 4
E INPUT ATT SW
A
REC-B SW
B
A
REC-B SW
B
MITSUBISHI ELECTRIC
E INPUT ATT SW
REF Amp.
51k
51k
3 2
10µ
1
( / )
17
17
10µ
Loading...