Texas Instruments TAS5518 사용자 설명서
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2.2
PSU Control Interface (J902)
1
2
3
5
4
PCB Connector
(Top View)
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
This interface is used for onboard sensing of output supply voltage and for the power supply volume
control (PSVC) signal.
control (PSVC) signal.
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