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PSU Control Interface (J902)

Table 2-3. J900 Pin Description(1)

PIN

NET NAME

DESCRIPTION

NO.

AT SCHEMATICS

 

1

PVDD

Extra output-stage power supply

2

PVDD

Extras output-state power supply

3

GND

Extra ground

4

GND

Extra ground

(1)Optional – Use to decrease impedance to reach better performance

2.2PSU Control Interface (J902)

This interface is used for onboard sensing of output supply voltage and for the power supply volume control (PSVC) signal.

PCB￿Connector

(Top￿View)

 

 

 

 

 

 

 

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

2

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

Figure 2-3. J902 Pin Numbers

 

Table 2-4. J902 Pin Description

PIN

NET NAME

DESCRIPTION

NO.

AT SCHEMATICS

 

1

Reserved for future use

2

PVDD

Sense of output power supply

3

GND

Ground

4

RESET

System reset (bidirectional)

5

PSVC

Power supply volume control

SLEU074 –June 2006

System Interfaces

13

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Texas Instruments TAS5518 manual PSU Control Interface J902, J900 Pin Description1, J902 Pin Description

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