TDA7561 datasheet(9/27 Pages) STMICROELECTRONICS

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TDA7561

Electrical specifications

Doc ID 8326 Rev 6

9/27

Turn-on diagnostics 2 (Line driver mode)

Pgnd

Short to GND det. (below this

limit, the Output is considered in

short circuit to GND)

Power amplifier in standby

1.2

Pvs

Short to Vs det. (above this limit,

the output is considered in short

circuit to VS)

Vs -1.2

Pnop

Normal operation thresholds

(within these limits, the output is

considered without faults).

1.8

Vs -1.8

Lsc

Shorted load det.

1.5



Lop

Open load det.

400



Lnop

Normal load det.

4.5

200



Permanent diagnostics 2 (Power amplifier mode or line driver mode)

Pgnd

Short to GND det. (below this

limit, the Output is considered in

short circuit to GND)

Power amplifier in mute or play,

one or more short circuits

protection activated

1.2

Pvs

Short to Vs det. (above this limit,

the output is considered in short

circuit to VS)

Vs -1.2

Pnop

Normal operation thresholds.

(within these limits, the output is

considered without faults)

1.8

Vs -1.8

LSC

Shorted load det.

Power amplifier mode

0.5



Line driver mode

1.5



Offset detection

Power amplifier in play, AC Input

signals = 0

1.522.5

I2C bus interface

fSCL

Clock frequency

400

kHz

VIL

Input low voltage

1.5

VIH

Input high voltage

2.3

Table 4.

Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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