TDA7404_08 datasheet(12/35 Pages) STMICROELECTRONICS

12 / 35 page

Electrical specifications

TDA7404

12/35

Fader outputs

VCLIP

Clipping level

d = 0.3%

2.20

2.60

VRMS

Output load resistance

Output load capacitance

ROUT

Output impedance

100

VDC

DC Voltage Level

4.3

4.5

4.7

Subwoofer attenuator

CRANGE Control range

-53

-47

ASTEP

Step resolution

0.5

1.5

AMUTE

Output mute attenuation

Attenuation set error

VDC

DC steps

Adjacent attenuation steps

0.10

General

eNO

Output noise

BW = 20 Hz - 20 kHz

all gains = 0 dB single ended

inputs

μV

S/N

Signal to noise ratio

all gains = 0 dB

flat; VO = 2VRMS

106

bass, treble at +12 dB;

a-weighted; VO = 2.6 VRMS

100

Distortion

VIN = 1 VRMS; all stages 0 dB

internal pass only

0.005

0.1

VOUT = 1 VRMS;

Bass and treble = 12 dB

0.05

0.1

Channel separation left/right

100

Total tracking error

AV = 0 to -20 dB

-1

AV = -20 to -60 dB

-2

The SM-Pin is active low (Mute = 0).

Center frequency 2.4 kHz makes 1kHz bottom frequency at low and high frequency boost condition.

Table 5.

Electrical characteristics (continued)

(VS =9 V; Tamb=25 °C; RL=10 kΩ; all gains = 0 dB; f = 1 kHz; unless otherwise specified)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

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