Mitsubishi M62495AFP Datasheet

MITSUBISHI SOUND PROCESSORS

SW)

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,i t 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
Tone 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

MIC

CH2 INPUT

CH1 INPUT

ALC

MIC
VOLUME

TAPE

TUNER

CD

AUX

TAPE

TUNER

CD

AUX

REC OUT1

4-mode
selector
(stereo/
mono

REC OUT2

Electronic
vol

Electronic
vol

2band-tone

2band-tone

M62495AFP

POWER AMP

SPEAKER

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ELECTRIC

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BLOCK DIAGRAM

2.48k

46k

30k

INA1

INB1

INC1

IND1

INE1

SELOUT1

VOLIN 1

TONEH1

TONEL1

OUT 1

1

INPUT SW

2

Mono.SW

3

4

5k

MUTE

5k

5 20

14dB

14dB

6

2.48k

Volume

17.2k

Treble
boost

7

8

Treble
boost

30k

17.2k

9

46k

10

Bass
boost

Bass
boost

24

23

22

21

19

18

17

16

15

INA2

INB2

INC2

IND2

INE2

SELOUT2

VOLIN2

TONEH2

TONEL2

OUT 2

GND

VDD

11

12

Auto reset

Control logic

(Note)

(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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ELECTRIC

14

13

VSS

CONT

2

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PIN DESCRIPTION

Pin No. Name

1
2

3

4
5

6
7

8
9

10

IN A1
IN B1

IN C1
IN D1

IN E1

SELO1

VOLI1
TONEH1
TONEL1

OUT1

Function

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

12
13

14

15

16
17
18

19

20

21

11

GND

VDD

CONT

VSS
OUT2
TONEL2

TONEH2

VOLI2
SELO2
IN E2

IN D2

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.

22
23
24

IN C2
IN B2

IN A2

INPUTs of the channel 2

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ABSOLUTE MAXIMUM RATONGS

(Ta=25 C,unless otherwise noted)

Symbol

VDD-VSS Supply voltage V

K

Pd

Topr

Tstg

Parameter

Thermal derating

Power dissipation

Operating temperature

Storage temperature

Note:1

Rating

6.0

5

500

-20 ~ 75

-40 ~ 125

UnitTest conditions

mW/ C

mW

Thermal derating(maximum rating)

0.75

0.5

0.25

Note.1 reference PC Board

Size :70mmX70mm
Thickness:1.6mm
Material :glass epoxy

Copper pattern dimension

Width :0.25mm
Length :25 ~ 30mm/lead
Thickness:18um

C
C

0

0

25 50 75 100
Ambient temperature Ta [ ]

C

125

Recommended operating conditions

Symbol Parameter

VDD Supply voltage(+)

VSS

CONT

Supply voltage(-)

Control date input voltage

Pin No.

12
14

13

150

min. typ.

2.25

-2.75
GND

Limits

2.5

-2.5

max.

2.75

-2.25
VDD

UnitCondition

V

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ELECTRIC

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