TDA7442D013TR

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P17

TDA7442 - TDA7442D

10/17

MSB LSB BASS

D7 D6 D5 D4 D3 D2 D1 D0 2 dB STEPS

XXX11110 2

XXX11101 4

XXX11100 6

XXX11011 8

XXX11010 10

XXX11001 12

XXX11000 14

SPEAKER SELECTION

MSB LSB SPEAKER/ATT

D7 D6 D5 D4 D3 D2 D1 D0 1 dB STEPS

X 000 0

X 001 -1

X 010 -2

X 011 -3

X 100 -4

X 101 -5

X 110 -6

X 111 -7

8 dB STEPS

X0000 0

X0001 -8

X0010 -16

X0011 -24

X0100 -32

X0101 -40

X0110 -48

X0111 -56

X1000 -64

X1001 -72

MUTE

X101X

X11XX

X = INDIFFERENT 0,1

SPEAKER ATTENUATION = 0dB ~ -79dB

TREBLE SELECTION

MSB LSB TREBLE

D7 D6 D5 D4 D3 D2 D1 D0 2 dB STEPS

00001110 -14

00011110 -12

00101110 -10

00111110 -8

01001110 -6

01011110 -4

5.2 Surround Selection (continued)

11/17

TDA7442 - TDA7442D

X = INDIFFERENT 0,1

SPEAKER ATTENUATION = 0dB ~ -79dB

MSB LSB TREBLE

D7 D6 D5 D4 D3 D2 D1 D0 2 dB STEPS

01101110 -2

01111110 0

11111110 0

11101110 2

11011110 4

11001110 6

10111110 8

10101110 10

10011110 12

10001110 14

INPUT SELECTION

MSB LSB

D7 D6 D5 D4 D3 D2 D1 D0 INPUT MULTIPLEXER

X 000 IN2

X 010 IN3

X 100 IN4

X 110 IN1

TREBLE SELECTION

MSB LSB TREBLE

D7 D6 D5 D4 D3 D2 D1 D0 2 dB STEPS

00001110 -14

00011110 -12

00101110 -10

00111110 -8

01001110 -6

01011110 -4

01101110 -2

01111110 0

11111110 0

11101110 2

11011110 4

11001110 6

10111110 8

10101110 10

10011110 12

10001110 14

INPUT SELECTION

MSB LSB

D7 D6 D5 D4 D3 D2 D1 D0 INPUT MULTIPLEXER

X000IN2

X010IN3

X100IN4

X110IN1

5.2 Surround Selection (continued)

TDA7442 - TDA7442D

12/17

Table 6.

POWER ON RESET

BASS 2dB

TREBLE 0dB

SURROUND & OUT CONTROL+ EFFECT CONTROL OFF + FIX + MAX ATTENUATION

SPEAKER ATTENUATION L &R MUTE

INPUT ATTENUATION MAX ATTENUATION

INPUT IN1

Figure 8. PIN: TREBLE-L, TREBLE-R

Figure 9. PIN: VOUT REF

Figure 10. PIN: L-IN, R-IN, L-IN2, R-IN2, L-IN3,

R-IN3,L-IN4, R-IN4,

Figure 11. PIN: CREF

Figure 12. PIN: SCL, SDA

Figure 13. PIN: LP

Figure 14. PIN: L-OUT, R-OUT

25K

V

S

D95AU309

20µA

GND

10K

V

S

D95AU233A

20µA

GND

GND

50K

GND

V

S

V

REF

D94AU200

20µA

20K

V

S

D95AU336

20µA

20K

GND

42K

D94AU205

20µA

GND

V

S

D95AU308

20µA

GND

V

S

D95AU230

20µA

GND

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P17

TDA7442D013TR

Mfr. #:

Buy TDA7442D013TR

Manufacturer:

STMicroelectronics

Description:

Multimedia Misc Tone Control Suround Digtal Cntrold Audio

Lifecycle:

New from this manufacturer.

Delivery:

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