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Número de pieza | M62495AFP | |
Descripción | TONE CONTROL/VOLUME CONTROL | |
Fabricantes | Mitsubishi | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de M62495AFP (archivo pdf) en la parte inferior de esta página. Total 11 Páginas | ||
No Preview Available ! 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
MIC
MIC VOLUME
ALC
CH2 INPUT
TAPE
TUNER
CD
AUX
CH1 INPUT
TAPE
TUNER
CD
AUX
REC OUT1
4-mode
selector
(stereo/
mono
SW)
REC OUT2
Electronic
vol
Electronic
vol
M62495AFP
2band-tone
POWER AMP
2band-tone
SPEAKER
MITSUBISHI
ELECTRIC
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1 page CONTROL SIGNALS SPECIFICATION
(1) Wave form
Threshold of the internal
DATA(H/L)
Threshold of the internal
STROBE.
Dn+0
(CLOCK, H
DATA, M
STROBE) L
0V
DATA:L
Threshold of
the internal CLOCK.
Dn+1
1.25V
2.5V
DATA:H
Dn+8
Dn+9
t
or
t WH
tr tf tr
t t tWH WL WH
tf tr
2.5V
The internal DATA latch at the falling edges of this clock signal.
(2) Voltage control signal
Digital input signal
L signal
M signal
L
M
H signal
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 usec
0.4
0.4
(4) Control signal example(Refer to page 6 on the control data)
An example of the mode control
INPUT
:INA
STEREO,VOLUME :0dB
BASS
:18dB
TREBLE
:6dB
RECONT
:ON
MUTE
:OFF
2.5V
(MSB)
0V
D01 D11D21D31 D41D51D61D71D81D91STROBED02 D12 D22D32 D42D52D62D72D82D92STROBED'01
(LSB)
MITSUBISHI
ELECTRIC
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5 Page OUTLINE
MITSUBISHI
ELECTRIC
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11 Page |
Páginas | Total 11 Páginas | |
PDF Descargar | [ Datasheet M62495AFP.PDF ] |
Número de pieza | Descripción | Fabricantes |
M62495AFP | TONE CONTROL/VOLUME CONTROL | Mitsubishi |
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