66DVD-3930/3930CIBH7868FS (MA: IC505)(MA: IC506 :JP model only)(MA: IC551 :E2 model only)FunctionPinNo. Pin Name I/O* For latch-up countermeasure, perform each power supply ON/OFF in the same timing.28 XOUT O X’tal osc. connecting output terminal29 XIN I X’tal osc. connection, external clock input terminal (24.576MHz or 12.288MHz)30 DVDD — Digital power31 DGND — Digital GND32 EMPHA/UO I/O Emphasis information/U-data output/Chip address setting terminal33 AUDIO/VO I/O Non-PCM detect/V-flag output/ Chip address setting terminal34 CKST I/O Clock switch transition period output/Demodulation master or slave function switching terminal35 INT I/O Interrupt output for μcom (Interrupt factor selectable)/Modulation or general I/O switching terminal36 RERR O PLL lock error, data error flag output37 DO O μcom I/F, read out data output terminal (3-state)38 DI I μcom I/F, write data input terminal39 CE I μcom I/F, chip enable input terminal40 CL I μcom I/F, clock input terminal41 XMODE I System reset input terminal42 DGND — Digital GND43 DVDD — Digital power44 TMCK/PIO0 I/O 256fs system clock input for modulation/General I/O in/output terminal45 TBCK/PIO1 I/O 64fs bit clock input for modulation/General I/O in/output terminal46 TLRCK/PIO2 I/O fs clock input for modulation/General I/O in/output terminal47 TDATA/PIO3 I/O Serial audio data input for modulation/General I/O in/output terminal48 TXO/PIOEN O/I Modulation data output/ General I/O enable input terminal+Vcc1S1S2C INMUTE1CV INY INBIASPy/G INGNDPb/B INMUTE2Pr/R INVcc2SEL(CV/MIX)SEL(BIAS/CLAMP)COUTS-DC OUTCVOUTCVOUT SAGGNDYOUTGNDPy/G OUTPb/B OUTGNDPb/B OUT SAGGNDPr/R OUTPr/R OUT SAGYOUT SAGPy/G OUT SAG123456789101112131415163231302928272625242322212019181775Ω75Ω75Ω75Ω75Ω75Ω6dB6dB6dB6dB6dB6dBBiasBiasBiasBiasBiasClampClampClamp13.5MHzLPF13.5MHzLPF13.5MHzLPF6.75MHzLPF6.75MHzLPF6.75MHzLPFS-DC OUTS1/S2MUTE2MUTE1LHLHwww. xiaoyu163. comQQ 376315150 992894298TEL 13942296513 992894298051513673QQTEL 13942296513 QQ 376315150 892498299TEL 13942296513 QQ 376315150 892498299http://www.xiaoyu163.comhttp://www.xiaoyu163.com