Datasheet M62496FP Datasheet (Mitsubishi)

ELECTRONIC VOLUME CONTROL WITH BUILT-IN SPEATEN FILTER

MITSUBISHI SOUND PROCESSOR ICs

M62496FP

DESCRIPTION

The M62496FP is a sound controller IC for mini stereo component and radio cassette
units. It has stereo enhancing processor Speaten filter. (Best suited for compact size
speakers systems) As a result, the reproduced sound is much clear to a live performance.
You can get several class high quality

Licensing and application information may be obtained from Dedekind Lab.
The device available only to licensees of Dedekind Lab.
Use of this IC requires the license of Dedekind Lab.( Tokushima C. Japan)

FEATURES

PACKAGE

Built-in 4ch input selector
Variable volume range 0 to -83dB,-∞ (1dB/step)
Built-in bass boost circuit (loudness type)
Built-in speaten filter (5 mode)
2band tone control

(0,±2.0,±4.0,±6.0,±8.0,±10.0,dB)

Bass boost 0N/OFF

RECOMMENDED OPERATING CONDITIONS

Outline 64P6N-A

0.8mm pitch QFP

(14.0mm X 14.0mm X 2.8mm)

Analog supply voltage range ------- 6.0 to 9.0V
Digital supply voltage range -------- 4.5 to 5.5V

SYSTEM CONFIGURATION

(CH1/CH2)

iN 1
IN 2
IN 3
IN 4

LATCH

Input
selector

u-com interface

DATA

volume &
Buss boost

speaten filter
ON/PASS SW

CLK

speaten filter
circuit

(CH1/CH2)

X-Bass boost

OUT

tone control
Bass treble

ELECTRONIC VOLUME CONTROL WITH BUILT-IN SPEATEN FILTER

PIN CONFIGURATION(TOP VIEW)

MITSUBISHI SOUND PROCESSOR ICs

M62496FP

LOUD IN2

VOL IN2

SELECT OUT2

SELECT NF2

SELECT2 INA

SELECT2 INB

SELECT2 INC
SELECT2 IND

SELECT1 INA

SELECT1 INB

SELECT1 INC
SELECT1 IND

SELECT NF1

SELECT OUT1

VOL IN1

LOUD IN1

484647

49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64

1

2

44

45

43 42

4140393837

M62496FP

5 6 7

4

3

8 9

10 11 12

36

13

33

35

34

FBB2

32

NFBB2

31

INBB2

30

OUT2

29

SYA VREF2

28

VREF

27

VCC

26

CLOCK

25

DATA

24

VDD

23

GND

22

SYA VREF1

21

OUT1

20

INBB1

19

NFBB1

18

FBB1

17

15 16

14

ELECTRONIC VOLUME CONTROL WITH BUILT-IN SPEATEN FILTER

MITSUBISHI SOUND PROCESSOR ICs

IC INTERNAL BLOCK DIAGRAM

VREF

3

2

5

0.068µ

0.068µ

+++

M62496FP

2.2µ

2.2µ

2.2µ

2.2µ

2.2µ

2.2µ

2.2µ

2.2µ

0.1µ4.7K

68K 680p

2.2µ

15K

47

47K

15K

K
47K

15K

47K

15K

47K

15K

47K

15K

47K

15K

47K

15K

47K 15K

15K

2.2µ

68K 680p

49
50
51
52
53
54
55

56
57
58

59
60
61
62
63
64

4.7µ

A

B
C

D

A

B
C

D

48 4647

2.2µ

Speaten Filter

45 44

43

Speaten Filter

­+

­+

Speaten Filter

42

­+

40

41

­+

Control of
Speaten
filter

Control of
Speaten
filter

100µ

39 38

0dB

-28dB

0dB

-28dB

­+

SW5

SW5

2.2µ

37

36

­+

­+

10K

10K

0.0068µ

0.0068µ

35

160K

160K

34 33

56K

I/F

56K

1.5K

1.5K

4.7µ

32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17

3.3K
1µ

0.033µ

2.2µ
+

2ch OUT

CLOCK

DATA

GND

2.2µ

1ch OUT

0.033µ

1µ

3.3K

VCC

VDD

0.1µ4.7K

4.7µ

1

2.2µ

4

Speaten Filter

2.2µ

13 14

0.0068µ

0.0068µ

15 16

4.7µ

6

7

8 9

100µ

10

11 12

ELECTRONIC VOLUME CONTROL WITH BUILT-IN SPEATEN FILTER

MITSUBISHI SOUND PROCESSOR ICs

PIN DESCRIPTION

M62496FP

Pin No.

57
58
59

60
53
54
55
56
61
52
62
51
63
50
64
49

1

48

2

47

3

46

4
5
6
7

8
45
44
43
42
41

9
10
40
39
11
38
12
37
13
14
15
36
35
34
16

33
17
32
18
31
19
30
20

29
21
28
22
23

24
25
26
27

Symbol

SELECT1 IN A

SELECT1 IN B
SELECT1 IN C
SELECT1 IN D
SELECT2 IN A
SELECT2 IN B
SELECT2 IN C
SELECT2 IN D

SELECT NF1

SELECT NF2
SELECT OUT1
SELECT OUT2

VOL IN1

VOL IN2
LOUD IN1
LOUD IN2

VOLF OUT1
VOLF OUT2
VOLR OUT1
VOLR OUT2

SYA1 IN
SYA2 IN

SYA1 C1
SYA1 C2
SYA1 C3
SYA1 C4
SYA1 C5
SYA2 C1
SYA2 C2
SYA2 C3
SYA2 C4
SYA2 C5
SYA1 C6
SYA1 C7
SYA2 C6

SYA2 C7
SYA1 OUT
SYA2 OUT
TONE IN1
TONE IN2

TC1 A
TC1 B

TC1 C

TC2 A
TC2 B

TC2 C
TONE OUT1
TONE OUT2

FBB1

FBB2
NFBB1
NFBB2

INBB1
INBB2
OUT1
OUT2

SYA VREF1
SYA VREF2

GND
VDD

DATA

CLOCK

VCC

VREF

Function

Input pin for channel 1 of the input selector switch block.

Input pin for channel 2 1 of the input selector switch block.

Adjusts input gains by using the resistance between this pin and the SELECT
OUT pin and by using resistance added to INA to IND.
Output pin of the input selector switch.

Input pin of the volume block.
Pin for setting the frequency characteristics of the loudness block.

Output pin of the volume block (1st stage). Connect this pin to VREF pin with C
connection to reduce switching noise.
Output pin of the volume block (2nd stage).

Input pin of the speaten filter block.

Pin for connecting filter of the speaten filter. (ch1)

Pin for connecting filter of the speaten filter. (ch2)

Reduce switching noise on speaten filter effect by using the capacitance
between pin9 and pin10.(ch1)

Reduce switching noise on speaten filter effect by using the capacitance
between pin39 and pin410.(ch2)

Output pin of the speaten filter block.

Input pin of the tone control block.
Pin for setting frequency characteristics of the tone control block for channel 1.

Pin for setting frequency characteristics of the tone control block for channel 2.

Output pin of the tone control block.
Resonant impedance (band-pass filter) connection pin for base section.

Output pin of bass boosting resonant buffer amp.
Input pin of bass boosting resonant buffer amp.
Final output pin of the ATT block.

Ground of the speaten filter speaten filter block. Apply 1/2Vcc.
Ground pin

Digital power supply pin.

Input pin of the control data. This pin inputs data in synchronization with CLOCK.

Clock input pin for serial data transfer.
Analog power supply pin.
IC signal ground. Apply 1/2Vcc.

ELECTRONIC VOLUME CONTROL WITH BUILT-IN SPEATEN FILTER

ABSOLUTE MAXIMUM RATINGS

(Ta=25°C,unless otherwise noted)

MITSUBISHI SOUND PROCESSOR ICs

M62496FP

Symbol Parameter UnitRatings

VCC,VDD

Pd
Topr
Tstg

Supply voltage

Power dissipation

Operating temperature

Storage temperature

THERMAL DERATING

1200

Condition

10.7

1000

-20to+75

-40to+125

V

mW

°C
°C

1000

800

600

500

400

200

0

0

25

AMBIENT TEMPERATURE Ta [°C]

50 75

100

125

ELECTRONIC VOLUME CONTROL WITH BUILT-IN SPEATEN FILTER

ELECTRICAL CHARACTERISTICS

(Ta=25°C, unless otherwise noted)

MITSUBISHI SOUND PROCESSOR ICs

M62496FP

Symble

Supply voltage

ICC

IREF

I/O (Output of selector)

VOM(SEL)

VNO(SEL)

THD(SEL)

CS(SEL)

Volume

ATT(VOL)

ATT(VOL)

I/O(total)

VIM

Circuit current
REF input current

Maximum output amplitude
of selector amp

Output noise level of selector
amp

Total harmonic distortion of
selector amp.
Cannel separation of selector
amp

Maximum ATT of the main
volume

Maximum input amplitude

Parameter

ATT of the main volume

No signal

Speaten filter : MAX

THD=1%

Rg=0 DIN-Audio

f=1KHz Vo=0.5Vrms DIN-Audio
f=1KHz DIN-Audio

ATT(VOL)=-∞
ATT(VOL)=0dB

THD=1%, Speaten filter : OFF

VOL=-4dB ATT=0dB

THD=1%, Speaten filter : ON

VOM

Maximum output amplitude

THD=1%, Speaten filter : OFF

VOL=0dB ATT=0dB Speaten filter:MAX

Rg=0,DIN-Audio

VNO

Output noise level

VOL=0dB ATT=0dB Speaten filter:OFF

Rg=0,DIN-Audio

VOL=- ∞ ATT=-28dB
Speaten filter : MAX

THD

CS f=1KHz DIN-Audio

Tone control

G(BASS)B

Total harmonic distortion

Cannel separation

Value of bass boost

f=1KHz, Loudness=OFF

Vo=0.5Vrms DIN-Audio

f=100Hz

Condition

Rg=0,DIN-Audio

min

1.8

-2

2.0

1.4

1.8

9

Limits

typ

50

3.2

2.2

5.5

0.003

-90

-90
0

2.8

1.8

2.2

100

12

6.5

0.01%0.2

-80

12

max

65

6.0

11

µVrms

0.05

-80 dB

-80
2

µVrms

200

µVrms

24

µVrms

13

-70

15

Unit

mA
mA

Vrms

%

dB

dB

Vrms
Vrms
Vrms

dB

dB

G(BASS)C
G(TRE)B

G(TRE)C
Bass boost

GBB

Value of bass cut
Value of treble boost

Value of treble boost

Gain of bass boost

f=100Hz
f=10KHz

f=10KHz

f=100Hz

-15

9

-15

6.5

-12
12

-12

-9

15

-9

10.5

dB
dB

dB

dB8.5

ELECTRONIC VOLUME CONTROL WITH BUILT-IN SPEATEN FILTER

+

+

TEST CIRCUIT

MITSUBISHI SOUND PROCESSOR ICs

M62496FP

(Icc,ATT(VOL),Delta ATT(VOL), G(BASS)B, G(BASS)C, G(TRE)B, G(TRE)C, VOM, VNO, THD, CS)

4.7µ

Vcc

10K10K

+

10µ

VDD

10µ

1u

2.2µ

+

4.7µ

+

10K10K

+

0.001µ

2.2µ

1µ

1µ

1µ

0.47µ

2.2µ

1µ

1µ

+

0.47µ

1µ

1µ

(NOTE) Unit

Resister : Ω
Capacitor : F

ELECTRONIC VOLUME CONTROL WITH BUILT-IN SPEATEN FILTER

SWITCH CONDITION

Symbol

Parameter

MITSUBISHI SOUND PROCESSOR ICs

M62496FP

Switch condition

S12 S37 S46 S50 S63

S3

ICC

IREF

VOM(SEL)

VNO(SEL)

THD(SEL)

CS(SEL)

ATT(VOL)

ATT(VOL)

VIM

VOM

VNO

THD

CS

G(BASS)B

Circuit current
REF input current

Maximum output amplitude of
selector amp

Output noise level of selector amp.

Total harmonic distortion of
selector amp.

Cannel separation of selector amp.

Maximum ATT of the main volume

ATT of the main volume

Maximum input amplitude

Maximum output amplitude

Output noise level

Total harmonic distortion

Cannel separation

Value of bass boost

1 1 1 1 1 1

1 1 1 1 1 1

2 2 2 2 2 2

2 2 2 2 2 2

1 1 1 1 1 1

1 1 1 1 1 1
2 2 2 2 2 2

G(BASS)C

G(TRE)B
G(TRE)C

GBB

Value of bass cut

Value of treble boost
Value of treble boost

Gain of bass boost

2 2 2 2 2 2

RELATIONSHIPS BETWEEN DATA AND CLOCK

CLOCK

D0

DATA

Data signal is read at CLOCK rise

D1 D2 D3 D11 D12 D13

Latch signal is read at CLOCK fall.

LATCH SIGNAL"H"

ELECTRONIC VOLUME CONTROL WITH BUILT-IN SPEATEN FILTER

MITSUBISHI SOUND PROCESSOR ICs

M62496FP

DIGITAL BLOCK ALTERNATING CURRENT

Limits

Symbol Parameter Unit

Condition

Min Typ Max

VIL
VIH

IIL

IIH

Input voltage (L level)

Input voltage (H level)

Input current (L level)

Input current (H level)

DATA and CLOCK pins

VI=0
VI=VDD

DATA and
CLOCK pins

0

0.8 VDD

-10

0.2 VDD
VDD

10
10

DIGITAL BLOCK DIRECT CURRENT

Limits

Symbol Parameter Unit

tcf
tWHC
tWLC

tr
tf

tSD

tHD

CLOCK cycle time
CLOCK pulse width (H level)
CLOCK pulse width (L level)
CLOCK rise time
CLOCK fall time
DATA setup time
DATA hold time

Min Typ Max

4

1.6

1.6

0.4

0.4

0.8

0.8

V

µA

µS

CLOCK AND DATA TIMING

CLOCK

DATA

75%

25%

tr

tf

tWHC tWLC

tcf

tSD tHD

ELECTRONIC VOLUME CONTROL WITH BUILT-IN SPEATEN FILTER

MITSUBISHI SOUND PROCESSOR ICs

M62496FP

DATA FORMAT

Note) Loudness, Input selector, Tone (Bass and Treble) are
only both channel simultaneous operation.

DATA SELECT : 0

VOLUME CODE

ATT1 D2 D3 D4 D5 D6 D7 D8ATT2

Data select
0: Volume/Loudness/Output ATT
1: Bass/Treble/Speaten Filter/Input selector

D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13

0/1 0/1 0/1 0Volume

BASS TREBLE 1

0:Both channel
1:side channel

0:1ch
1:2ch

These settings are
effective for volume
data only

Speaten filter

ATT

Input

selector

Shakit effect

000: small

111: big

0:Loudness ON
1:Loudness OFF

0dB

-4dB

-8dB

-12dB

-16dB

-20dB

-24dB

-28dB

-32dB

-36dB

-40dB

-44dB

-48dB

-52dB

-56dB

-60dB

-64dB

-68dB

-72dB

-76dB

-80dB

- ∞

H

L

H

L

H

L

H

L

H

L

H

L

H

L

H

L

H

L

H

L

H

L

L

L
H
H

L

L
H
H

L

L
H
H

L

L
H
H

L

L
H
H

L

L

H
H

L
L
L

L
H
H
H
H

L

L

L

L
H
H
H
H

L

L

L

L

L
L
L
L
L

L
H
H
H
H
H
H
H
H

L

L

L

L

L

L

L

L

H
H
H
H
H
H

L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L

0dB

-1dB

-2dB

-3dB

H

L

H

L

OUTPUT ATT CODE

OUTPUT ATT

0dB

-4dB

-8dB

-12dB

-16dB

-20dB

-24dB

-28dB

D10

H
H
H
H

L

L
L

D11

H
H

L

HL

L
L

H
H

L
L

D12

H

L

H

LL

HH

L

H

L

ELECTRONIC VOLUME CONTROL WITH BUILT-IN SPEATEN FILTER

DATA SELECT : 1

TONE CODE

BUSS D0 D1 D2 D3

TREBLE D4 D5 D6 D7

12dB
10dB

8dB
6dB
4dB
2dB
0dB

-2dB

-4dB

-6dB

-8dB

-10dB

-12dB

H

L

H

L

H

L

H

L

H

L

H

L

H

H
H

L

L
H
H

L

L
H
H

L

L
H

H
H
H
H

L
L
L

L
H
H
H
H

L

MITSUBISHI SOUND PROCESSOR ICs

M62496FP

H
H
H
H
H
H
H
H

L
L
L
L
L

SPEATEN FILTER EFFECT,X-BASS ON/OFF CODE

EFFECT

NFRESISTER

189Ω
267Ω

378Ω
533Ω

754Ω
50KΩ

50KΩ
50KΩ

X-BASS
ON/OFF

OFF
OFF

OFF
OFF

OFF
OFF

OFF

ON

SHAKIT

ON/PASS

ON
ON
ON
ON

ON
ON

PASS
PASS

D8 D9 D10

H

L

H

L

H

L

H

L

H
H

L

L
H
H

L

L

H
H
H
H

L
L
L
L

INPUT SELECTOR CODE

INPUT SELECTOR

A CH

B CH
C CH
D CH

D11 D12

H

L

H

L

H
H

L
L