at85c51snd3b ATMEL Corporation, at85c51snd3b Datasheet - Page 12

• Manufacturer Part Number: at85c51snd3b
• Description: Single-chip Digital Audio Decoder - Encoder With Usb 2.0 Interface
• Manufacturer: ATMEL Corporation

Audio Processor
12
AT85C51SND3B
Table 8. I2S Output Description
Table 9. Audio Codec Description
MICBIAS
UHVDD
ULVDD
AVDD1
AVSS1
Signal
UBIAS
Signal
Signal
UVCC
MICIN
OUTR
AVCM
Name
UVSS
Name
OCLK
DCLK
DDAT
DSEL
Name
OUTL
AREF
LINR
LINL
UID
Type Description
PWR
PWR
PWR
Type Description
Type Description
PWR
GND
GND
O
O
O
O
O
O
O
O
O
I
I
I
I
I
USB OTG Identifier Input
This pin monitors the function of the OTG device.
Note:
USB Supply Voltage
Connect this pin to USB V
USB Pad Low Voltage
Connect this pin to LVDD pin.
USB Pad High Voltage
Connect this pin to HVDD pin.
USB Ground
USB Bias
Connect this pin to external resistor and capacitor.
Over-sampling Clock Line
Data Clock Line
Data Lines
Data Channel Selection Line
Right Channel Analog Input
Left Channel Analog Input
Electret Microphone Analog Input
Electret Microphone Bias Output
Right Channel Output
Do not connect on AT85C51SND3B0 product
Left Channel Output
Do not connect on AT85C51SND3B0 product
Analog Common Mode Voltage
Connect this pin to external decoupling capacitor.
Analog Reference Voltage
Connect this pin to external decoupling capacitor.
Analog Power Supply 1
Connect this pin to LVDD pin.
Analog Ground 1
Connect this pin to LVSS pin.
This input is requested for OTG mode.
BUS
power line.
7632C–MP3–11/06
Alternate
Function
Alternate
Function
Alternate
Function
P3.7
P4.0
P4.1
P4.2
P4.3
-
-
-
-
-
-
-
-
-
-
-
-
-
-