TDA7514 datasheet(41/74 Pages) STMICROELECTRONICS

No. de pieza	TDA7514

Descripción Electrónicos	SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR

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Fabricante Electrónico	STMICROELECTRONICS [STMicroelectronics]

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TDA7514

Table 34. SUBADDRESS 19: 456KHz VCO Adjustment (manual mode)

Table 35. SUBADDRESS 20 : FM Smeter stop threshold, ISS Smeter threshold.

(*) Threshold is programmed by byte 14 bits<1:0> according to the following table:

Table 36. SUBADDRESS 14: Soft Mute

MSB

LSB

FUNCTION

Enable IFC (I2CBUS)

OFF

Enable 456KHz VCO adj procedure (I2CBUS)

OFF

VCO 456KHz frequency adjust (I2CBUS)

minfreq

maxfreq

VCO 456KHz frequency adjust mode

Manual adjustment procedure (I2CBUS)

Automatic adjustment procedure (State Machine)

MSB

LSB

FUNCTION

FM Smeter Stop Station threshold

400 mV

step 200 mV

3400 mV

FM ISS Smeter threshold (

∆ from Softmute thresh. (*)).

000

0 mV

step 67 mV

467 mV

000

0 mV

111

-467 mV

MSB

LSB

FUNCTION

Soft mute threshold

0.3V

0.4V

1.6V

1.8V

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