TDA7430TR 查看數據表（PDF） - STMicroelectronics

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TDA7430TR

THREE BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR

STMicroelectronics 

TDA7430 - TDA7431

Table 7. INPUT ATTENUATION SELECTION

MSB

D7

D6

D5

D4

D3

D2

X

0

X

0

X

0

X

0

X

1

X

1

X

1

X

1

LSB

D1

D0

0

0

0

1

1

0

1

1

0

0

0

1

1

0

1

1

X

0

0

0

X

0

0

1

X

0

1

0

X

0

1

1

X

1

0

0

X

1

0

1

X

1

1

0

X

1

1

1

INPUT ATTENUATION = 0 ~ -31.5dB

INPUT ATTENUATION

0.5 dB STEPS

0

-0.5

-1

-1.5

-2

-2.5

-3

-3.5

4 dB STEPS

0

-4

-8

-12

-16

-20

-24

-28

Table 8.

D7

D6

D5

D4

D3

D2

D1

D0

REAR SWITCH

X

0

REARIN, REAROUT PIN

ACTIVE

X

1

NO REARIN, REAROUT PIN

12/23

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