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SN11121ASF Datasheet(PDF) 6 Page - SONiX Technology Company

Part No. SN11121ASF
Description  USB AUDIO Controller
Download  10 Pages
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Maker  SONIX [SONiX Technology Company]
Homepage  http://www.sonix.com.tw
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SN11121ASF Datasheet(HTML) 6 Page - SONiX Technology Company

 
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Data Sheet
USB AUDIO controller
SN11121ASF
Sonix Confidential
Do not copy, reproduce, or distribute without permission
2004 Jan13, Revision V0.3
5
3
DW(EEPROM
_ DI)
O, 4mA, SR
EEPROM data output
4
SK(EEPROM_
SK)
O, 4mA, SR
EEPROM clock pin
5
CS(EEPROM_
CS)
O, 4mA, SR
EEPROM chip select
6
XCDOUT(SPI
_DIN )
O, 4mA, SR
SPI Codec control data
7
CODECSEL
I, ST
Codec interface selection, 0: AC-link;
1: I2S
8
TAVDD/
AVDD
P
Power pin for USB transceiver
9
USBDP
I/O
USB data plus
10
USBDN
I/O
USB data minus
11
TAVSS /AVSS
P
GND pin for USB transceiver
12
XRSTN
O, 4mA, SR
Codec reset
13
RSTN
I, ST, PU
System reset pin, pull high to reset
14
VOLDN
I, ST
Volume down control, edge trigger with 64ms de-bouncing circuit
15
VOLUP
I, ST
Volume up control, edge trigger with 64ms de-bouncing circuit
16
XCSN(SPI_CS
)
O, 4mA, SR
SPI Codec chip select
17
VDD
P
3.3 V power pin
18
VSS
P
GND pin
19
GPIO3
I/O
General Purpose I/O 3
20
XSCLK1
O, 4mA, SR
I2S SCLK for play
21
XLRCK1/AC_
SYNC
O, 4mA, SR
I2S L/R frame for play / AC-link SYNC
22
XSDO1(XSD
OUT/AC_DO
UT)
O, 4mA, SR
I2S dout / AC-link dout
23
XMCLK1/AC
_Bit_CLK
O, 8mA, SR
I2S Codec master clock for play / AC-link bit clock
24
VDD
P
3.3V power pin


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