TDA7463A Datasheet TDA7463A | P4-P6

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TDA7463A

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3 DATA BYTES

Address = (HEX) 10001000

Table 6. FUNCTION SELECTION:

The first byte (subaddress)58

B = 1 incremental bus; active

B = 0 no incremental bus;

X = indifferent 0,1

Table 7. STAND_BY & TREBLE & OTHERS

MSB LSB

SUBADDRESS

D7 D6 D5 D4 D3 D2 D1 D0

X X B 0 0 0 0 STAND-BY & TREBLE & OTHERS

XXB0001BASS

XXB0010VOLUME

MSB LSB

D7 D6 D5 D4 D3 D2 D1 D0

STAND-BY

1 ALL CIRCUITS STOP

TREBLE

1 STAND-BY (Treble block stops)

1 0 BOOST OFF

0 0 BOOST ON

1 0 0 High Boost (+8dB)

0 0 0 Low Boost (+4dB)

MUTE

1 Input Mute ON

0 Input Mute OFF

1 Output Mute ON

0 Output Mute OFF

BASS

1 Release Current Circuit ON

0 Release Current Circuit OFF

INPUT Select

1 INPUT 1

0 INPUT 2

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TDA7463A

Table 8. BASS

Table 9. VOLUME

VOLUME : 0 ~ -63dB

MSB LSB BASS

D7 D6 D5 D4 D3 D2 D1 D0

1 STAND-BY (Bass block stops)

1 BASS (boost OFF)

0 BASS (boost ON)

1 0 High boost (Ex. + 14dB)

0 0 Low boost (Ex. + 6dB)

1 ALC mode OFF (ALC block stops)

0 ALC mode ON

0 0 Attack time resistor (12.5KΩ)

Release current (0.4µA)

0 1 Attack time resistor (25KΩ)

Release current (0.2µA)

1 0 Attack time resistor (50KΩ)

Release current (0.1µA)

1 1 Attack time resistor (100KΩ)

Release current (0.05µA)

0 0 Threshold1 (0.2Vrms)

0 1 Threshold2 (0.14Vrms)

1 0 Threshold3 (0.1Vrms)

1 1 Threshold4 (0.07Vrms)

MSB LSB VOLUME

D7 D6 D5 D4 D3 D2 D1 D0 1 dB STEPS

000 0

001 -1

010 -2

011 -3

100 -4

101 -5

110 -6

111 -7

8 dB STEPS

000 0

001 -8

010 -16

011 -24

100 -32

101 -40

110 -48

111 -56

OUTPUT GAIN

1 0dB

0 +14dB

OUTPUT ATTENUATION

1 0dB

0 -10dB

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TDA7463A

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3.1 ALC IN general:

Table 10. VOLUME setting with ALC

Target Volume [dB] Volume [dB]

Output Gain

0/+14dB0/-10dB [dB]

Output Attenuation

0/-10dB [dB]

0-14 +14 0

-1 -15

-2 -16

-3 -17

-4 -18

-5 -19

-6 -20

-7 -21

-8 -22

-9 -23

-10 -24

-11 -25

-12 -26

-13 -27

-14 -14 0 0

-15 -15

-16 -16

-17 -17

-18 -18

-19 -19

-20 -20

-21 -21

-22 -22

-23 -23

-24 -14 0 -10

-25 -15

-26 -16

-27 -17

-70 -60

-71 -61

-72 -62

-73 -63

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TDA7463A

Mfr. #:

Buy TDA7463A

Manufacturer:

STMicroelectronics

Description:

Multimedia Misc Lo Vltg TONE CONTROL

Lifecycle:

New from this manufacturer.

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TDA7463A