TDA7512F datasheet(26/45 Pages) STMICROELECTRONICS

26 / 45 page

Software specification

TDA7512F

26/45

Doc ID 12668 Rev 2

DEM

Demodulator offset

DNB

Demodulator noise spike blanking

DTH

Deviation detector threshold for ISS filter “OFF”

DWTH

Deviation detector threshold for ISS filter narrow/wide

Frequency error window IF counter

F100K

Corner frequency of AC-mute high pass filter

I/Q mixer gain adjust

IF1T

Miixer1 tank adjust

IFAGC

IF AGC

IFENA

IF counter enable

IFG

IF1 amplifier gain (10.7MHz)

IFS

IF counter sampling time

ISSIN

Test input for ISS filter

ISSON

ISS filter “ON”

ISS30

ISS filter 30KHz weather band

ISS80

ISS filter narrow/mid switch

KAGC

Keying AGC

LDENA

Lock detector enable

Local mode seek stop

MENA

Softmute enable

MPAC

Adjacent channel control by multipath

MPF

Multipath filter frequency

MPG

Multipath filter gain

MPOFF

Multipath control “OFF”

MPTH

Multipath threshold

ODCUR

Current for overdeviation-correction

ODSW

Overdeviation-correction enable

OUT

Test output (only for testing)

Counter for PLL (VCO frequency)

I/Q mixer phase adjust

Reference counter PLL

RFAGC

RF AGC

S meter slider

SMCTH

Softmute capacitor threshold for ISS “ON”

SMD

Softmute depth threshold

Table 7.

Control register function (continued)

Function

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