Mitsubishi M62446FP Datasheet
MITSUBISHI SOUND PROCESSORS
PRELIMINARY
Notice ; This is not a final specification.
some parametric limits are subject to change.
6CH ELECTRIC VOLUME WITH TONE CONTROL
M62446FP
DESCRIPTION
The M62446FP is 6 channels electric volume controlled 3-wire serial data.
The IC is suitable for use in home-use audio systems and TV sets.
FEATURES
Electric volume
•Volume level•••••••• 0dB ~ -79dB,- ∞dB (1dB / step)
Tone control
•Bass / Treble , 0dB ~ ±10dB(2dB / step)
4 Output ports
Built-in microcomputer interface circuit controlled by 16-bit serial
data.
PACKAGE
Outline
APPLICATION
42P2R
DVD,Home Audio equipment,TV
RECOMMENDED OPERATING CONDITIONS
Supply voltage range•••• ±4.5 ~ ±7.3V (analog)
4.5 ~ 5.5V (digital)
Rated supply voltage •••• ±7.0V (analog)
5.0V (digital)
SYSTEM BLOCK DIAGRAM
C in
SW in
SL in
SR in
BYPASS1
BYPASS2
L in
R in
µ-com
interface
volume
tone
volume
Cout
SWout
SLout
SRout
Lout
Rout
LATCH
DATA
CLK
MITSUBISHI
ELECTRIC
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MITSUBISHI SOUND PROCESSORS
PRELIMINARY
Notice ; This is not a final specification.
some parametric limits are subject to change.
6CH ELECTRIC VOLUME WITH TONE CONTROL
M62446FP
PIN CONFIGURATION AND IC INTERNAL BLOCK DIAGRAM
1
OUT3
2
OUTPUT
OUT2
OUT1
AVDD
SWin
GNDS
3
4
5
6
7
PORT
volume
volume
MCU
I/F
42
41
40
39
38
37
36
DVDDOUT4
CLK
DATA
LATCH
DGND
AGND
SW out
SRin
SLin
GNDC
Cin
GNDR
Rin
GNDL
Lin
BYPASSR
BYPASSL
LTRE
LBASS3
8
9
10
11
12
13
14
15
16
17
18
19
volume
volume
volume
volume
35
34
33
32
31
30
29
28
27
26
25
24
SRout
SLout
Cout
Rout
Lout
AVSS
CL1
CL2
CR1
CR2
RTRE
RBASS3
LBASS2
LBASS1
20
21
tone
MITSUBISHI
ELECTRIC
tone
RBASS2
23
RBASS1
22
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2
MITSUBISHI SOUND PROCESSORS
PRELIMINARY
Notice ; This is not a final specification.
some parametric limits are subject to change.
ABSOLUTE MAXIMUM RATINGS
Symbol
Vsupply
Pd
K
Topr
Tstg
Operating temperature
Parameter Conditions Ratings Unit
Supply Voltage
Power dissipation
Thermal derating
Storage temperature
M62446FP
6CH ELECTRIC VOLUME WITH TONE CONTROL
AVDD-AVSS
Ta≤25°C
Ta>25°C
*standard board
15.0
1000
10
-20~+75
-40~+125
V
mW
mW/°C
°C
°C
THERMAL DERATING
(MAXIMUM RATING)
1.5
1.0
0.5
POWER DISSIPATION pd [W]
0
0
25 50 75 100
AMBIENT TEMPERATURE Ta [°C]
125
*Standard board
150
MITSUBISHI
ELECTRIC
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3
MITSUBISHI SOUND PROCESSORS
PRELIMINARY
Notice ; This is not a final specification.
some parametric limits are subject to change.
RECOMMENDED OPERATING CONDITION
Parameter Symbol Condition
Analog positive
Supply Voltage
Analog negative
Supply Voltage
Digital
AVDD
AVSS
DVDD
Supply Voltage
6CH ELECTRIC VOLUME WITH TONE CONTROL
M62446FP
MIN TYP
4.5
-7.3
4.5
7.0
-7.0
5.0
MAX
7.3
-4.5
5.5
Unit
V
V
V
High-level Input
VIH
DVDD/2+1
Voltage
Low-level Input
Voltage
VIL
DGND
(note)AVSS≤DGND<DVDD≤AVDD
DATA TIMING (Recommended conditions)
H
DATA
CLOCK
LATCH
D0
L
H
L
H
D1
DVDD
DVDD/2-1
DFDE
V
V
D0
L
note : CLOCK and LATCH function at raising edges of pulse .
MITSUBISHI
ELECTRIC
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