TDA7563PDTR(2004) Просмотр технического описания (PDF) - STMicroelectronics

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TDA7563PDTR
(Rev.:2004)

Multifunction quad power amplifier with built-in diagnostics features

STMicroelectronics 

TDA7563PD

Table 4. Electrical Characteristics (continued)

(Refer to the test circuit, VS = 14.4V; RL = 4Ω; f = 1KHz; GV = 30dB; Tamb = 25°C; unless otherwise specified.)

Symbol

Parameter

Test Condition

Min. Typ. Max. Unit

D0 (IB1) = 0

1

2

3

%

TURN ON DIAGNOSTICS 1 (Power Amplifier Mode)

Pgnd

Short to GND det. (below this

limit, the Output is considered in

Short Circuit to GND)

Power Amplifier in st-by

1.2

V

Pvs Short to Vs det. (above this limit,

the Output isconsidered in Short

Circuit to VS)

Vs -1.2

V

Pnop

Normal operation

thresholds.(Within these limits,

the Output is considered without

faults).

1.8

Vs -1.8 V

Lsc Shorted Load det.

0.5

Ω

Lop Open Load det.

130

Ω

Lnop Normal Load det.

1.5

70

Ω

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 st-by

1.2

V

Pvs Short to Vs det. (above this limit,

the Output isconsidered in Short

Circuit to VS)

Vs -1.2

V

Pnop

Normal operation

thresholds.(Within these limits,

the Output is considered without

faults).

1.8

Vs -1.8 V

Lsc Shorted Load det.

1.5

Ω

Lop Open Load det.

400

Ω

Lnop Normal Load det.

4.5

200

Ω

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

V

Pvs Short to Vs det. (above this limit,

the Output is considered in Short

Circuit to VS)

Vs -1.2

V

Pnop

Normal operation thresholds.

(Within these limits, the Output is

considered without faults).

1.8

Vs -1.8 V

LSC Shorted Load Det.

Pow. Amp. mode

Line Driver mode

0.5

Ω

1.5

Ω

VO Offset Detection

Power Amplifier in play,

AC Input signals = 0

±1.5

±2

±2.5

V

I2C BUS INTERFACE

SCL Clock Frequency

400 KHz

VIL Input Low Voltage

1.5

V

VIH Input High Voltage

2.3

V

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