TDA7563PD View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TDA7563PD

Multifunction quad power amplifier with built-in diagnostics features

STMicroelectronics 

TDA7563PD

Software specifications

Table 6. IB2

Bit

Instruction

D7 X

D6 Used for testing

D5 Used for testing

Standby on - Amplifier not working - (D4 = 0)

D4

Standby off - Amplifier working - (D4 = 1)

Power amplifier mode diagnostic (D3 = 0)

D3

Line driver mode diagnostic (D3 = 1)

D2 X

) Right Channel Power amplifier working in standard mode (D1 = 0)

t(s D1

Power amplifier working in high efficiency mode (D1 = 1)

c Left Channel Power amplifier working in standard mode (D0 = 0)

u D0

d Power amplifier working in high efficiency mode (D0 = 1)

Pro t(s) If R/W = 1, the TDA7563PD sends 4 "Diagnostics Bytes" to µP: DB1, DB2, DB3 and DB4.

te c Table 7.

le du Bit

DB1

Instruction

so ro D7 Thermal warning active (D7 = 1)

- Ob te P Diag. cycle not activated or not terminated (D6 = 0)

D6

Diag. cycle terminated (D6 = 1)

t(s) ole D5 X

c bs Channel LF

u O D4 Turn-on diagnostic (D4 = 0)

d - Permanent diagnostic (D4 = 1)

Pro t(s) Channel LF

D3 Normal load (D3 = 0)

te c Short load (D3 = 1)

le du Channel LF

so roTurn-on diag.: No open load (D2 = 0)

b P D2

Open load detection (D2 = 1)

O te Offset diag.: No output offset (D2 = 0)

le Output offset detection (D2 = 1)

o Channel LF

bs D1 No short to Vcc (D1 = 0)

O Short to Vcc (D1 = 1)

Channel LF

D0 No short to GND (D1 = 0)

Short to GND (D1 = 1)

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