TDA7562 datasheet(13/17 Pages) STMICROELECTRONICS

Teilenummer	TDA7562

Bauteilbeschribung	MULTIFUNCTION QUAD POWER AMPLIFIER WITH BUILT-IN DIAGNOSTICS FEATURES

PDF	17 Pages

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Hersteller	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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13 / 17 page

13/17

TDA7562

If R/W = 1, the TDA7562 sends 4 "Diagnostics Bytes" to

µP: DB1, DB2, DB3 and DB4.

DB1

DB2

Thermal warning active (D7 = 1)

Diag. cycle not activated or not terminated (D6 = 0)

Diag. cycle terminated (D6 = 1)

Channel LF

Normal load (D3 = 0)

Short load (D3 = 1)

Channel LF

No output offset (D2 = 0)

Output offset detection (D2 = 1)

Channel LF

No short to Vcc (D1 = 0)

Short to Vcc (D1 = 1)

Channel LF

No short to GND (D1 = 0)

Short to GND (D1 = 1)

Offset detection not activated (D7 = 0)

Offset detection activated (D7 = 1)

Channel LR

Normal load (D3 = 0)

Short load (D3 = 1)

Channel LR

No output offset (D2 = 0)

Output offset detection (D2 = 1)

Channel LR

No short to Vcc (D1 = 0)

Short to Vcc (D1 = 1)

Channel LR

No short to GND (D1 = 0)

Short to GND (D1 = 1)

TDA7562 Datenblatt(PDF) 13 Page - STMicroelectronics