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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

DC Steps

Adjacent Attenuation Steps

0.10

5

mV

GENERAL

Output Noise

BW = 20Hz - 20kHz

all gains = 0dB single ended

inputs

10

15

µV

S/N

Signal to Noise Ratio

all gains = 0dB

106

dB

bass, treble at +12dB;

100

dB

d

Distortion

internal pass only

0.005

0.1

%

12dB

0.05

0.1

%

Channel Separation left/right

80

100

dB

Total Tracking Error

-1

0

1

dB

-2

0

2

dB

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

100K

SE1

INGAIN

SE2

SE3

SE4

100K

100K

100K

D00AU1180

ELECTRICAL CHARACTERISTICS (continued)