TDA7409D datasheet(7/25 Pages) STMICROELECTRONICS

Part #	TDA7409D

Description	CARRADIO-SIGNAL-PROCESSOR

PDF	25 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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TDA7409

1.0 DESCRIPTION OF FUNCTIONALITY

1.1 Input stages

The input stages have remained the same as in preceding ST-Audioprocessors.

Figure 1. Input-stages

Attenuation Set Error

2dB

VDC

DC Steps

Adjacent Attenuation Steps

0.10

GENERAL

eNO

Output Noise

BW = 20Hz - 20kHz

all gains = 0dB single ended

inputs

µV

S/N

Signal to Noise Ratio

all gains = 0dB

flat; VO = 2VRMS

106

bass, treble at +12dB;

a-weighted; VO = 2.6VRMS

100

Distortion

VIN = 1VRMS ; all stages 0dB

internal pass only

0.005

0.1

VOUT = 1VRMS ; Bass & Treble =

12dB

0.05

0.1

Channel Separation left/right

100

Total Tracking Error

AV = 0 to -20dB

-1

AV = -20 to -60dB

-2

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

100K

SE1

INGAIN

SE2

SE3

SE4

100K

D00AU1180

ELECTRICAL CHARACTERISTICS (continued)

TDA7409D Datasheet(PDF) 7 Page - STMicroelectronics

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