TDA7514 datasheet(43/74 Pages) STMICROELECTRONICS

Numer części	TDA7514

Szczegółowy opis	SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR

PDF	74 Pages

Scroll/Zoom	100%

Producent	STMICROELECTRONICS [STMicroelectronics]

Strona internetowa	http://www.st.com

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TDA7514

Table 38. SUBADDRESS 22: Seek, ISS Adjacent Channel Detector

Table 39. SUBADDRESS 23: FM mixer1 adjust, FM AGC

MSB

LSB

FUNCTION

ISS adjacent channel detect. filter shape

Filt1

Filt2

130

2.3

100

7.7

177

2.0

100

8.4

ISS adjacent channel detect. filter gain

23 dB

29 dB

ISS adjacent channel detect. filter desens

threshold at weak field strength

0.25 V

0.8 V

1.3 V

1.8 V

ISS adjacent channel detect. filter desens

slope at weak field strength

min

max

Seek

AM AGC2 tau

Seek OFF

Seek ON

ISS disable short

MSB

LSB

FUNCTION

FM mixer1 phase adjust.

-7°

-6°

-5°

0°

+1°

+2°

+8°

FM mixer1 gain adjust.

-1%

FM NAGC threshold MSB (LSB in byte 26)

FM AGC topology

NAGC on, KAGC off

NAGC off, KAGC on

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