TDA7512F datasheet(33/45 Pages) STMICROELECTRONICS

33 / 45 page

TDA7512F

Software specification

Doc ID 12668 Rev 2

33/45

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Startpoint mute 7in application about 10dBμV antenna level

Mute depth 0 in application 18d B

Mute depth 1 in application 20 dB

Mute depth 2 in application 22 dB

Mute depth 3 in application 24 dB

- (logarithmically behaviour)

Mute depth 15 in application 36 dB

Mute disable

Mute enable

Table 20.

Addr 12 soft mute control 1 (continued)

MSB

LSB

Function

Table 21.

Addr 13 soft mute control 2

MSB

LSB

Function

----

Disable mute threshold for ISS filter “ON”

----

Enable mute threshold for ISS filter “ON”

AC mute depth 10 dB

AC mute depth 8 dB

AC mute depth 6 dB

AC mute depth 4 dB

0000

AC mute threshold 60 mV

0001

AC mute threshold 80 mV

0010

AC mute threshold 100 mV

----

0111

AC mute threshold 340 mV

1111

AC mute “OFF”

----

AC mute filter 110 kHz

----

AC mute filter 100 kHz

Table 22.

Addr 14 VCODIV/PLLREF

MSB

LSB

Function

not valid (only for testing)

VCO frequency divided by 2

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