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MITSUBISHI SOUND PROCESSORS
M62495AFP
TONE CONTROL/VOLUME CONTROL
DESCRIPTION
The M62495AFP is a sound controller IC developd mini-stereo set,general audio equipment. By serial data from microcomputer, it can realize sound controller of selecter and 2band tone control easily.
FEATURES
Input selector (4mode) Volume(0 ~ -84dB,the infinitesimal) REC OUT(on/off SW) or MIC mixing 20dB amp T one control(Bass/Treble) Stereo/mono.SW
RECOMMENDED OPERATING CONDITIONS
Supply voltage range VDD=+ 2.25~+ 2.75V(typ.+2.5V) VSS=-2.25~-2.75V(typ.-2.5V)
SYSTEM BLOCK DIAGRAM
MIC AMP REC OUT1 MIC MIC ALC TAPE CH2 INPUT TUNER CD AUX TAPE TUNER CD AUX
Electronic vol
REC OUT2
VOLUME M62495AFP 2band-tone
POWER AMP
4-mode selector (stereo/ mono SW)
SPEAKER Electronic vol
2band-tone
CH1 INPUT
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BLOCK DIAGRAM
INA1 INB1 INC1 IND1 INE1
1 2
INPUT SW
24 23
INA2 INB2 INC2 IND2 INE2
Mono.SW 3 MUTE 4 5
14dB 14dB
5k 5k
22 21 20
SELOUT 1 VOLIN 1 TONEH1 TONEL1
6 7 8 9
46k 30k
19
Volume
30k
SELOUT2 VOLIN2 TONEH2 TONEL2 OUT 2 VSS CONT
18 17 16
Treble 17.2k boost
2.48k
2.48k
17.2k Treble
boost Bass boost Bass boost
46k
OUT 1 GND VDD
10 11 12 Auto reset (Note)
15 14
Control logic
13
(Note)When power supply voltage(VDD-VSS) under 3.3V(typ),it's fixed in a state of (2) on the page 6/11.
Units Resistance :ohm Capacitance: F MITSUBISHI ELECTRIC
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PIN DESCRIPTION
Pin No. Name Function
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
IN A1 IN B1 IN C1 IN D1 IN E1 SELO1 VOLI1 TONEH1 TONEL1 OUT1 GND VDD CONT VSS OUT2 TONEL2 TONEH2 VOLI2 SELO2 IN E2 IN D2 IN C2 IN B2 IN A2
INPUTs of the channel 1 The swich of INE can be controlled independently. Please set"ALL OFF"mode when the switch of E is only ON. OUTPUT of selectors 1 INPUT of volume 1 Treble control adjustment of the channel 1 Bass control adjustment of the channel 1 OUTPUT of the channel 1 Ground Supply voltage(+) Control data input from a microcontroller Supply voltage(-) OUTPUT of the channel 2 Bass control adjustment of the channel 2 Treble control adjustment of the channel 2 INPUT of volume 2 OUTPUT of selectors 2 The swich of INE can be controlled independently. Please set "ALL OFF" mode when the switch of E is only ON.
INPUTs of the channel 2
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ABSOLUTE MAXIMUM RATONGS (Ta=25 C,unless otherwise noted)
Symbol
VDD-VSS K Pd Topr Tstg
Parameter
Supply voltage Thermal derating Power dissipation Operating temperature Storage temperature
Test conditions
Note:1
Rating
6.0 5 500 -20 ~ 75 -40 ~ 125
Unit
V mW/ C mW C C
Thermal derating(maximum rating)
0.75
Note.1 reference PC Board
Size :70mmX70mm Thickness:1.6mm Material :glass epoxy
0.5 Copper pattern dimension Width :0.25mm Length :25 ~ 30mm/lead Thickness:18um
0.25
0 0 25 50 75 100 125 150 Ambient temperature Ta [ C ]
Recommended operating conditions
Symbol
VDD VSS CONT
Parameter
Supply voltage(+) Supply voltage(-)
Control date input voltage
Pin No.
12 14 13
Condition
min.
2.25 -2.75 GND
Limits typ.
2.5 -2.5
max.
2.75 -2.25 VDD
Unit
V
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CONTROL SIGNALS SPECIFICATION Threshold of the internal (1) Wave form DATA(H/L)
Dn+0 (CLOCK, H DATA, M STROBE) L Dn+1 Dn+8 t Dn+9
or
Threshold of the internal STROBE.
1.25V 0V DATA:L DATA:H
2.5V t WH tr tf tr t WH tf t WL t WH tr
2.5V
Threshold of the internal CLOCK.
The internal DATA latch at the falling edges of this clock signal.
(2) Voltage control signal
Digital input signal
L signal M signal H signal L M H
Condition
VDD=2.5V,VSS=-2.5V VDD=2.5V,VSS=-2.5V VDD=2.5V,VSS=-2.5V
min.
GND 1.0 2.1
Limits typ.
1.25 (VDD/2)
max.
0.4 1.5 VDD
Unit
V
(3) Timing control signal
Symbol
t cr t WH t WLC tr tf
Parameter
Cycle time of digital signal Pulse width of digital signal("H"level) Pulse width of digital signal("L"level) Rise time of digital signal Fall time of digital signal
Limits min typ max Unit
4 1.6 1.6 0.4 0.4 usec
(4) Control signal example(Refer to page 6 on the control data)
An example of the mode control INPUT STEREO,VOLUME BASS TREBLE RECONT MUTE :INA :0dB :18dB :6dB :ON :OFF
STROBE D'01
2.5V
(MSB)
D01 D11D21D31 D41D51D61D71D81D91 STROBED02 D12 D22D32 D42D52D62D72D82D92
0V
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CONTROL DATA FORMAT
*It's nessesary to set up the all control data affer power on.
(1) INPUT DATA
(MSB)
D01 Slot1
INPUT 0:IN A 1:IN B 2:IN C 3:IN D
Input order D11 D21 D31 D41 D51 D61 D71
MUTE ON/OFF
D81
0:select 1:no select 2:no select 3:no select
D91
CHIP/SLOT SELECT
D2 to D6:(a)Master volume condition
0:OFF 1:ON
(INPUT ALL OFF)
D02 Slot2
D12
D22
D32
D42
D52
D62
D72
IN E ON/OFF
D82
D92
Mode select 0:stereo 1:mono1 only 2:mono2 only 3:mono1+2
Bass(boost) 0:0dB, 1:3dB, 2:6dB, 3:9dB, 4:12dB, 5:15dB, 6:18dB, 7:21dB
Treble(boost) 0:0dB,1:3dB 2:6dB,3:9dB
CHIP/SLOT SELECT
0:OFF 1:ON
0:no select 1:no select 2:no select 3:select
(a)Master volume
ATT
-0.0dB -2.0dB -4.0dB -6.0dB -8.0dB -10.0dB -12.0dB -14.0dB -16.0dB -18.0dB -20.0dB -22.0dB -24.0dB -26.0dB -28.0dB -30.0dB -32.0dB -34.0dB -36.0dB -40.0dB -44.0dB -48.0dB -52.0dB -56.0dB -60.0dB -64.0dB -68.0dB -72.0dB -76.0dB -80.0dB -84.0dB
the infinitesimal
(b) Input select
D31
0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1
D21
0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1
D41
0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1
D51
0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1
D61
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 1 1 1 1 1
Input select IN IN IN IN A B C D IN E off
D01
0 1 0 1 A: 0 B: 1 C: 0 D: 1
D11
0 0 1 1 0 0 1 1
D71
D72
0 1 0
0 1 *1
*2
IN A to D all OFF
*
*
IN A-D select
IN E on
1
*1) The input impedance is about 5k as input INE. *2) INE can be controlled independently. It can be used as Rec output.
(d)Mode control
Mode stereo mono1 only mono2 only mono1+2
(e)Treble control
D12 0 0 1 1
Treble
D02 0 1 0 1
D52 D62 0 1 0 1 0 0 1 1
0dB 3dB 6dB 9dB
(f)Bass control
Bass
D22 0 1 0 1 0 1 0 1
D32 D42 0 0 1 1 0 0 1 1 0 0 0 0 1 1 1 1
(2)Power-on condition Parameter Condition
0dB 3dB 6dB 9dB 12dB 15dB 18dB 21dB
Input select ALL OFF Master volume the infinitesimal ON(Input ALLOFF) MUTE stereo Mode select 0dB Bass 0dB Treble ON IN E
(c)Chip/Slot control
Chip/Slot slot1 no select no select slot2 D81 0 1 0 1 D91 0 0 1 1
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ELECTRICAL CHARACTERISTICS
(VDD=2.5V,VSS=-2.5V,f=1kHz,RL=10K,Vi=20mV(rms),Ta=25 C,unless otherwise noted)
Limits Symbol
IDD ISS Gv1 Gv2 Vomax THD No1 No2 ATTmax GB1 GB2 GB3 GB4 GB5 GB6 GB7 GT1 GT2 GT3 Treble boost Bass boost
Maximum attenuation
Parameter
Circuit current of positive power supply Circuit current of negative power supply Voltage gain (selector) Voltage gain (output,tone,bass boost) Maximum output voltage Total harmonic distortion
Condition Quiescent Quiescent
1-5pin - 10pin gain RL=10k 24-20pin - 19pin gain 7pin - 10pin gain 18pin - 19pin gain RL=10k,THD=1% BW=400 ~ 30kHz JIS-A,Rg=5.1k RL=10k
min.
typ.
14 -14
max.
30 -30 16 20
Unit
mA mA dB dB Vrms
12 16 1.2
14 18 1.6 0.02 72 15 -95
0.08 180 38 -90 4.5 7.5 10.5 13.5 16.5 19.5 22.5 4.5 7.5 10.5
% uVrms uVrms dB
Output noise voltage JIS-A, 7pin 18pin Rg=0 Output referencelevel(Vo=1Vrms), ATT= the infinitesimal ,JIS-A
3dB 6dB 9dB 12dB 15dB 18dB 21dB 3dB 6dB 9dB
f=1kHz, Vo=80mVrms
1.5 4.5 7.5 10.5 13.5 16.5 19.5
3 6 9 12 15 18 21 3 6 9
dB
f=1kHz, Vo=80mVrms
1.5 4.5 7.5
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TEST CIRCUIT
5.1k
5.1k
1
5.1k
1 2
5.1k
INPUT SW
24
5.1k
24 23
5.1k
2 3
5.1k
23 Mono.SW 22 MUTE
5.1k 5k 5k
3 4
5.1k
22 21
5.1k
4 5
21 20
5
14dB 14dB
20
6
10u
6 7
0.47u
19
30k
19
10u
Volume
30k
18
0.47u
8
0.015u 2.2K 0.015u
Treble 17.2k boost
46k
2.48k
2.48k
17.2k Treble
17 16
0.015u 2.2K
boost Bass boost Bass boost
46k
9 10
10K
10
+
10u 430
15
10K
0.015u
430 10u
15 14
11 12
VDD
1u
14
1u
12
Auto reset (Note)
VSS
Control logic
13
Signal generator
1 A 2
(Note)When power supply voltage(VDD-VSS) under 3.3V(typ),it's fixed in a state of (2) on the page 6/11.
Units Resistance :ohm Capacitance: F MITSUBISHI ELECTRIC
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FUNCTION DESCRIPTION
(1) Equivalent circuit of the bass boost
1 IN Fo= 2 1 C1+C2
(Hz)
R1(R2+R3)C1C2 C1C2R2 R1 R2+R3 R1 R3 R1 +2
(dB)
R3
R2
Q=.
.
9,16
10,15
(C1=C2)
TONEL
OUT C1 C2 R1
Gv=20log
+2
R2,R3 (typical)
Bass boost
3dB
6dB
9dB 12dB 15dB 18dB 21dB 46 0
Resistor (k)
R2 15.4 25.7 32.9 38.7 41.6 44.2 R3 30.6 20.3 13.1 7.3 4.4 1.8
(2) Equivalent circuit of the treble boost
IN OUT Fc=.
.
1 2
. .R2 C1 (Hz)
R1 Gv=20log R3 R2
1 Zc= j
R1+ (R2+Zc)//R3 (R2+Zc)//R3
(ohm)
(dB)
C1
8,17
R2 (typical)
Treble boost
TONEH
C1
3dB 5.3
6dB 2.2
9dB 1.2
R2 (k)
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APPLICATION EXAMPLE
INA1
+
10u
1.5k 47k 1.5k 47k 1.5k
1 2
INPUT SW
24 23
1.5k
INA2
47k 1.5k 47k 10u 10u
INB1
+
10u
INB2
Mono.SW 3 22 MUTE 4 5
5k 5k
+ INC1
10u
1.5k
INC2
47k 10u 1.5k 47k 10u
47k 1.5k 47k
IND1 REC OUT1 +
10u
+
10u 47k
21 20
IND2 REC
47k
OUT2
10u
+
10u
1.5k
1.5k
14dB
47k
10u
14dB
47k
10u
INE1
10u INE2
effect block
10u
6 7
0.033u
19
30k
effect block
10u
Volume
30k
18
0.033u
8
0.22u 2.2K
Treble 17.2k boost
46k
2.48k
2.48k
17.2k Treble
17 16
0.22u 2.2K
boost Bass boost Bass boost
There's possibility to oscillate by a capacitance load. We recommended the resistorto protect oscillation.
9
46k
OUT1
RL=10k MIN 10u
+
0.22u 430
10 11 12
15
10u
0.22u 430
OUT2
10u RL=10k MIN
14
10p
VSS=-2.5V
VDD=2.5V +
10u
Control logic
13
12K 10K 2.2K
micro computor
Triad-state output
(Note)When power supply voltage(VDD-VSS) under 3.3V(typ),it's fixed in a state of (2) on the page 6/11.
Units Resistance :ohm Capacitance: F
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OUTLINE
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