TDA7541B datasheet(46/77 Pages) STMICROELECTRONICS

46 / 77 page

Software specification

TDA7541B

46/77

Doc ID 16048 Rev 1

PCM

Pilot cancellation mode

IQ mixer phase adjust

PTH

Pilot detector threshold

QDC

Stereo decoder quality detector coefficient

QNG

Stereo decoder quality noise gain

Tuner PLL reference counter

RFAGC

FM/AM RF AGC threshold

RFK

FM RF keying AGC

ROC

Stereo decoder roll off compensation

SACCT

Strong adjacent channel correction threshold

SACCE

Strong adjacent channel correction enable

SBC

Stereo blend control

SDM

Stereo decoder mute enable

SEEK

FM: FMON = 1, ISS time constant change / AM: FMON = 0, AGC2 time constant change

S meter slope

SSTH

Field strength threshold for seek stop

Free programmable switch

SWM

Free programmable switch mode

TDEV

Time constant for deviation detector

TISS

Time constant for ISS filter “ON”/”OFF”

TVM

Tuning voltage offset mode

TVO

Tuning voltage offset

TVO+

Additional fixed tuning voltage offset

VCOD

Tuner VCO divider

VCON

STD VCO “ON/OFF”

WBON

Weather band mode (ISS filter band width 24 kHz)

WMD

Weak signal mute depth

WMTH

Weak signal mute start point threshold

XTAL

Xtal frequency fine adjust

Table 15.

I2C control bit description (continued)

Name

Function

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