TDA7575BPD 查看數據表（PDF） - STMicroelectronics

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TDA7575BPD

2 x 75W multifunction dual-bridge power amplifier with integrated digital diagnostics

STMicroelectronics 

TDA7575B

6

Software specifications

Software specifications

All the functions of the TDA7575B are activated by I2C interface.

The bit 0 of the "ADDRESS BYTE" defines if the next bytes are write instruction (from μP to

TDA7575B) or read instruction (from TDA7575B to µP).

Table 5.

A6

A5

A4

A3

A2

A1

A0

R/W

Address selection

1

1

0

1

0

B

A

X

If R/W = 0, the μP sends 2 "Instruction Bytes": IB1 and IB2.

Table 6.

D7

D6

D5

D4

D3

D2

D1

D0

IB1

0

Diagnostic enable (D6 = 1)

Diagnostic defeat (D6 = 0)

Offset Detection enable (D5 = 1)

Offset Detection defeat (D5 = 0)

Gain = 26dB (D4 = 0)

Gain = 12dB (D4 = 1)

0

Mute (D2 = 0)

Unmute (D2 = 1)

0

CD 2% (D0 = 0)

CD 10% (D0 = 1)

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