TDA7801PD datasheet(16/48 Pages) STMICROELECTRONICS

16 / 48 page

Electrical specifications

TDA7801

16/48

DocID022674 Rev 4

Permanent diagnostics

Pgnd

Short to GND det. (below this

limit, the output is considered

in short circuit to GND)

Pvs

Short to Vs det. (above this

limit, the Output is

considered in short circuit to

Vs)

-Vs – 1

Pnop

Normal operation thresholds.

(Within these limits, the

output is considered without

faults)

-2

Vs – 2

LSC

Shorted load det.

Speaker mode

0.5



Booster mode



Lop

Normal load det.

Speaker mode

1.65



Booster mode

0.065



Offset detection

Absolute value

1.5

2.5

Tph

Thermal protection junction

temperature

Gain attenuation of 60 dB

175

°C

Tpl

Gain attenuation of 0.5 dB

165

°C

Tw1

Thermal warning junction

temperature

Tpl-10

°C

Tw2

Tpl-27

°C

Tw3

Tpl-45

°C

Tw4

Tpl-62

°C

Legacy mode

VLM_MUTE

Legacy mode mute threshold

Gain Attenuation of 80 dB

1.2

Gain Attenuation of 0.1 dB

2.6

VLM_ON

Legacy mode threshold

Device in legacy mode

Vs-2

ILKG_MUTE

Mute pin leakage

-5

µA

I2C Bus interface

fSCL

Clock frequency

400

kHz

VIL

Input low voltage

1.5

VIH

Input high voltage

2.3

Pll-filter /ENABLE pin

VILENB

Input low voltage

1.5

VIHENB

Input high voltage

2.3

IILENB(1)

Logic ‘0’ output current

VIN = 0.45 V

IIHENB

Logic ‘1’ input current

VIN = 2.3 V (IB0 D4=0)

µA

Table 6. Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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