SAA7283 データシートの表示（PDF） - Philips Electronics

部品番号

コンポーネント説明

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SAA7283

Terrestrial Digital Sound Decoder (TDSD3)

Philips Electronics 

Philips Semiconductors

Terrestrial Digital Sound Decoder (TDSD3)

Preliminary specification

SAA7283

handbook, full pagewidth

ERROR_COUNT

ERROR_MAX

YES

NO

Output is

unchanged

AM bit = LOW

MUTEB pin = HIGH

RSSF = 1

YES

NO

C4ov BIT = 0

NO

Output is

unchanged

AM bit = LOW

MUTEB pin = HIGH

YES

EXT or FM INPUT

SWITCHED IN

NO

YES

Output is

unchanged

AM bit = HIGH (1)

MUTEB pin = LOW(1)

When error_count is

less than error_min,

AM bit = LOW,

MUTEB pin = HIGH

SOUND APPLICATION

DUAL MONO

YES

NO

DUAL MONO MODE

LEFT = RIGHT = M1

SELECTED

YES

NO

Output is

unchanged

AM bit = LOW

MUTEB pin = HIGH

MGB465

Output is switched

to FM input

AM bit = HIGH

MUTEB pin = LOW

When error_count is less

than error_min, the output

is switched back to NICAM

and AM bit = LOW,

MUTEB pin = HIGH

(1) Indicating that a mute may occur when user returns to NICAM source.

Fig.4 Flow diagram showing SAA7283 automatic muting function.

1996 Oct 24

11

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