Specifications

8
AT83SND2CMP3
7524D–MP3–07/07
Table 11. Audio Power Signal Description
Table 12. Stereo Audio Dac and Mono Power Amplifier Signal Description
UVSS GND
USB Ground
Connect this pin to ground.
-
Signal
Name Type Description
Alternate
Function
AUDVDD PWR Audio Digital Supply Voltage -
AUDVSS GND
Audio Circuit Ground
Connect these pins to ground.
-
ESDVSS GND
Audio Analog Circuit Ground for Electrostatic Discharge.
Connect this pin to ground.
-
AUDVREF PWR Audio Voltage Reference pin for decoupling. -
HSVDD PWR Headset Driver Power Supply. -
HSVSS GND
Headset Driver Ground.
Connect this pin to ground.
-
AUDVBAT PWR Audio Amplifier Supply. -
Signal
Name Type Description
Alternate
Function
LPHN O Low Power Audio Stage Output -
HPN O Negative Speaker Output -
HPP O Positivie Speaker Output -
CBP O Audio Amplifier Common Mode Voltage Decoupling -
PAINN I Audio Amplifier Negative Input -
PAINP I Audio Amplifier Positive Input -
AUDRST I Audio Reset (Active Low) -
MONON O Audio Negative Monaural Driver Output -
MONOP O Audio Positive Monaural Driver Output -
AUXP I Audio Mono Auxiliary Positive Input -
AUXN I Audio Mono Auxiliary Negative Input -
HSL O Audio Left Channel Headset Driver Output -
HSR O Audio Right Channel Headset Driver Output -
LINEL I Audio Left Channel Line In -
LINER I Audio Right Channel Line In -
INGND I Audio Line Signal Ground Pin for decoupling. -
AUDVCM I Audio Common Mode reference for decoupling -
Signal
Name Type Description
Alternate
Function