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5 page 
Data Sheet USB Two Channel Audio Controller SN11113 2004 March 19, Revision V1.1 4 10 NC 11 RVDD P Power pin for pad 12 SDA I/O, 4mA, SR Two wire serial port data pin for external MCU control 13 SCL I, ST Two wire serial port clock pin for external MCU control 14 RVSS P Power pin for pad 15 LEDN O, 8mA, SR LED indicator pin, output low after power on reset, toggle during operation 16 SPDIFI I, ST Input pin for SPDIF signal 17 MUTER I, ST Recording mute, edge trigger with 64ms de-bouncing circuit 18 XVDD1 P Power pin for USB external crystal 19 XIUSB I 6 MHz clock osc pin for USB PLL 20 XOUSB O 6 MHz clock osc pin for USB PLL 21 XVSS1 P Power pin for USB external crystal 22 VDD P Power pin 23 VSS P Power pin 24 DR I, ST EEPROM data input Fixing this pin to H or L sets USB vendor ID to SONiX USB vendor ID (hex 0C45); PU or PD is used for different product ID 25 DW O, 4mA, SR EEPROM data output 26 SPDIFO O, 8mA, SR SPDIF data output 27 SK O, 4mA, SR EEPROM clock pin 28 RVDD P Power pin for pad 29 CS O, 4mA, SR EEPROM chip select 30 NC 31 NC 32 ACRSTN O, 4mA, SR AC’97 Codec reset 33 RECORD I, ST Recording function enable (=1) 34 NC 35 RVSS P Power pin for pad 36 BITCLK O, 8mA, SR AC’97 serial data clock 37 VOLUP I, ST Volume up control, edge trigger with 64ms de-bouncing circuit 38 ACSYNC O, 4mA, SR AC’97 Codec sync (48 kHz) signal 39 NC 40 ACDIN I, ST AC’97 Codec serial data input 41 VSS P Power pin 42 VDD P Power pin 43 XVSS2 P Power pin for external crystal 44 XOAUD O 12.288 MHz Crystal output 45 XIAUD I, ST 12.288 MHz Crystal input / connected to PLL VCO output 46 XVDD2 P Power pin for external crystal 47 RVSS P Power pin for pad 48 RVDD P Power pin for pad 49 TYPE3 I, ST Product type setting pin3 50 CMPCLK O, 4mA, SR PLL comparator input 51 VOLDN I, ST Volume down control, edge trigger with 64ms de-bouncing circuit |
