TDA7541B Datasheet, PDF(62/77 Page) STMicroelectronics – AM/FM car radio tuner IC with stereo decoder and intelligent selectivity system

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TDA7541B Datasheet, PDF (62/77 Pages) STMicroelectronics – AM/FM car radio tuner IC with stereo decoder and intelligent selectivity system

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Software specification

Table 36. Addr 19 SD High cut (2Fh)

MSB

LSB

d7 d6 d5 d4 d3 d2 d1 d0

Function

HCENA

0 High cut âOFFâ

1 High cut âONâ

HCMAX<2:1>

Maximum high cut 10 dB

- 01

- Maximum high cut 5.5 dB

Maximum high cut 7.5 dB

Maximum high cut 8.5 dB

HCHT<4:3>

Start level high cut @ 42 % REF5V

- Start level high cut @ 50 % REF5V

Start level high cut @ 58 % REF5V

Start level high cut @ 66 % REF5V

HCLT<6:5>

Stop level high cut @ 11 % VHCHT

- Stop level high cut @ 18.3 % VHCHT

Stop level high cut @ 25.7 % VHCHT

Stop level high cut @ 33 % VHCHT

DEEMP

-----

- De-emphasis 50 Âµs

De-emphasis 75 Âµs

TDA7541B

62/77

Doc ID 16048 Rev 1

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