TDA7449D 查看數據表（PDF） - STMicroelectronics

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产品描述 (功能)

比赛名单

TDA7449D

TONE CONTROL DIGITALLY CONTROLLED AUDIO PROCESSOR

STMicroelectronics 

TDA7449

Table 8. INPUT SELECTION

MSB

LSB

D7

D6

D5

D4

D3

D2

D1

D0

X

X

X

X

X

X

0

0

X

X

X

X

X

X

0

1

X

X

X

X

X

X

1

0

X

X

X

X

X

X

1

1

INPUT MULTIPLEXER

NOT ALLOWED

NOT ALLOWED

IN2

IN1

Table 9. INPUT GAIN SELECTION

MSB

LSB

D7

D6

D5

D4

D3

D2

D1

D0

0

0

0

0

0

0

0

1

0

0

1

0

0

0

1

1

0

1

0

0

0

1

0

1

0

1

1

0

0

1

1

1

1

0

0

0

1

0

0

1

1

0

1

0

1

0

1

1

1

1

0

0

1

1

0

1

1

1

1

0

1

1

1

1

GAIN = 0 to 30dB

INPUT GAIN

2dB STEPS

0dB

2dB

4dB

6dB

8dB

10dB

12dB

14dB

16dB

18dB

20dB

22dB

24dB

26dB

28dB

30dB

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