TDA7402 datasheet(13/71 Pages) STMICROELECTRONICS

13 / 71 page

TDA7402

Electrical specifications

13/71

Subwoofer lowpass

fLP

Lowpass corner frequency

fLP1

fLP2

108

120

132

fLP3

144

160

176

Differential outputs(4)

load resistance at each output

1VRMS; AC coupled; THD=1%

2VRMS; AC coupled; THD=1%

RDL

load resistance differential

1VRMS; AC coupled; THD=1%

2VRMS; AC coupled; THD=1%

CLMAX

Capacitive load at each output

CLmax at each output to ground

CDLMAX Capacitive load differential

CLmax between output terminals

VOffset

DC offset at pins

Output muted

-10

ROUT

Output impedance

100

VDC

DC voltage level

4.3

4.5

4.7

eNO

Output noise

Output muted

µV

Compander

GMAX

max. compander gain

Vi < -46dB

Vi < -46dB, Anti-clip = on

tAtt

Attack time

tAtt1

6ms

tAtt2

tAtt3

tAtt4

tRel

Release time

tRel1

390

tRel2

780

tRel3

1.17

tRel4

1.56

VREF

Compander reference input-level

(equals 0dB)

VREF1

0.5

VRMS

VREF2

1.0

VRMS

VREF3

2.0

VRMS

Compression factor

Output signal / input signal

0.5

General

Table 2.

Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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