74DVD-2910/955PCM1796 (IC301, 304, 307, 310)PIN ASSIGNMENTS12345678910111213142827262524232221201918171615LRCKBCKDATAMUTESCKRSTVDDDGNDAGNDFVCCRAGNDRVOUTR−VOUTR+VCOMMSMCMDIMDOMSELZEROLZERORVCCFVCCLAGNDLVOUTL−VOUTL+AGNDCVCCCPCM1791A(TOP VIEW)Terminal FunctionsTERMINAL I/O DESCRIPTIONSNAME PIN I/O DESCRIPTIONSAGNDC 16 − Analog ground (internal bias and current DAC)AGNDF 9 − Analog ground (DACFF)AGNDL 19 − Analog ground (L-channel I/V)AGNDR 11 − Analog ground (R-channel I/V)BCK 2 I Bit clock input (1)DATA 3 I Serial audio data input (1)DGND 8 − Digital groundLRCK 1 I Left and right clock (fS) input (1)MC 27 I Mode control clock input (1)MDI 26 I/O Mode control data input (2)MDO 25 O Mode control readback data output (3)MS 28 I/O Mode control chip select input (4)MSEL 24 I I2C/SPI select (1)MUTE 4 I Analog output mute control (1)RST 6 I Reset (1)SCK 5 I System clock input (1)VCCC 15 − Analog power supply (internal bias and current DAC), 5 VVCCF 21 − Analog power supply (DACFF), 5 VVCCL 20 − Analog power supply (L-channel I/V), 5 VVCCR 10 − Analog power supply (R-channel I/V), 5 VVCOM 14 − Internal bias decoupling pinVDD 7 − Digital power supply, 3.3 VVOUTL+ 17 O L-channel analog voltage output +VOUTL– 18 O L-channel analog voltage output –VOUTR+ 13 O R-channel analog voltage output +VOUTR– 12 O R-channel analog voltage output –ZEROL 23 O Zero flag for L-channelZEROR 22 O Zero flag for R-channel(1) Schmitt-trigger input, 5-V tolerant(2) Schmitt-trigger input and output. 5-V tolerant input. In I2C mode, this pin becomes an open-drain 3-state output; otherwise, this pin is a CMOSoutput.(3) 3-state output(4) Schmitt-trigger input and output. 5-V tolerant input and CMOS outputwww. xiaoyu163. comQQ 376315150 992894298TEL 13942296513 992894298051513673QQTEL 13942296513 QQ 376315150 892498299TEL 13942296513 QQ 376315150 892498299http://www.xiaoyu163.comhttp://www.xiaoyu163.com