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

Fig. 20 and 21 show SVR and OUTPUT waveforms at the turn-on (stand-by out) with and without TURN-ON

DIAGNOSTIC.

Figure 20. SVR and Output behaviour (CASE 1: without turn-on diagnostic)

Vsvr

Out

Permanent diagnostic

acquisition time (100mS Typ)

Bias (power amp turn-on)

Diagnostic Enable

(Permanent)

FAULT

event

t

Read Data

I2CB DATA

Permanent Diagnostics data (output)

permitted time

Figure 21. SVR and Output pin behaviour (CASE 2: with turn-on diagnostic)

Vsvr

Out

Turn-on diagnostic

acquisition time (100mS Typ)

Permanent diagnostic

acquisition time (100mS Typ)

t

Diagnostic Enable

(Turn-on)

Turn-on Diagnostics data (output)

permitted time

Diagnostic Enable

(Permanent)

FAULT

event

Bias (power amp turn-on)

permitted time

Read Data

Permanent Diagnostics data (output)

permitted time

I2CB DATA

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