STV82X8 datasheet(83/157 Pages) STMICROELECTRONICS

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STV82x8

DC_REMOVAL

DC Removal

DEEMPHASIS_CH

1[1:0]

Select the demmphasis for demodulator second channel :

00: No De-emphasis

10: 50 µs De-emphasis

01: 25 µs De-emphasis

11: 75 µs De-emphasis

DEEMPHASIS_CH

0[1:0]

Select the demmphasis for demodulator first channel :

00: No De-emphasis

10: 50 µs De-emphasis

01: 25 µs De-emphasis

11: 75 µs De-emphasis

Address: 93h

Type: R

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

DBX_FILTER_

SELECT

DEEMPHASIS

_FILTER_SEL

ECT

DC_DEMOD_

POST_ON

DC_DEMOD_

PRE_ON

DC_SCART_O

Bit Name

Reset

Function

Bits[7:6]

Reserved.

DBX_FILTER_SEL

ECT

Select the type of filter used in the DBX block

1st Order Filter De-emphasis

2nd Order Filter De-emphasis

DEMPHASIS_FILT

ER_SELECT

Select the type of filter used in the De-emphasis block

1st Order Filter De-emphasis

2nd Order Filter De-emphasis

Bit[3]

Reserved

DC_DEMOD_POST

_ON

Control the DC removal placed on the demod path, AFTER the DBX block:

DC removal OFF

DC Removal ON

DC_DEMOD_PRE_

Control the DC removal placed on the demod path, BEFORE the DBX block:

DC removal OFF

DC Removal ON

DC_SCART_ON

Control the DC removal placed on the SCART path:

DC removal OFF

DC Removal ON

Bit Name

Reset

Function

STV82X8 Datasheet(PDF) 83 Page - STMicroelectronics

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