TDA9873 datasheet(2/40 Pages) PHILIPS

Part #	TDA9873

Description	Multistandard dual carrier stereo sound decoder

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Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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2000 Apr 04

2

Philips Semiconductors

Product speciﬁcation

Multistandard dual carrier stereo sound decoder

TDA9873H

FEATURES

• Low power consumption

• Alignment-free multistandard FM sound demodulation

• No external intercarrier sound band-pass filters required

• Auto mute switchable via I2C-bus

• Multistandard A2 stereo sound decoder

• No adjustment for reduced channel separation

requirement

• De-emphasis time constant related to standard

• Very reliable digital identification of sound transmission

mode via I2C-bus, alignment-free

• No external filter for pilot input required

• I2C-bus transceiver with MAD (Module ADdress)

• I2C-bus control for all functions

• Stabilizer circuit for ripple rejection and constant output

level

• Additional mono output

• Pin aligned with TDA9874AH

• ESD protection on all pins.

GENERAL DESCRIPTION

The TDA9873H is an economic multistandard dual

FM demodulator and analog carrier stereo decoder with

I2C-bus control.

ORDERING INFORMATION

TYPE NUMBER

PACKAGE

NAME

DESCRIPTION

VERSION

TDA9873H

QFP44

plastic quad ﬂat package; 44 leads (lead length 2.35 mm);

body 14

× 14 × 2.2 mm

SOT205-1

TDA9873HS

QFP44

plastic quad ﬂat package; 44 leads (lead length 1.3 mm);

body 10

× 10 × 1.75 mm

SOT307-2

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