212PCM5100PWR (DIGITAL : U0106)PCM5100PWR Block DiagramSLAS764 – MAY 2011 www.ti.comDEVICE INFORMATIONTERMINAL FUNCTIONS, PCM510xPCM510X (top view)Table 2. TERMINAL FUNCTIONS, PCM510xTERMINAL I/O DESCRIPTIONNAME NO.CPVDD 1 - Charge pump power supply, 3.3VCAPP 2 O Charge pump flying capacitor terminal for positive railCPGND 3 - Charge pump groundCAPM 4 O Charge pump flying capacitor terminal for negative railVNEG 5 O Negative charge pump rail terminal for decoupling, -3.3VOUTL 6 O Analog output from DAC left channelOUTR 7 O Analog output from DAC right channelAVDD 8 - Analog power supply, 3.3VAGND 9 - Analog groundDEMP 10 I De-emphasis control for 44.1kHz sampling rate (1): Off (Low) / On (High)FLT 11 I Filter select : Normal latency (Low) / Low latency (High)SCK 12 I System clock inputBCK 13 I Audio data bit clock inputDIN 14 I Audio data inputLRCK 15 I Audio data word clock inputFMT 16 I Audio format selection : I2 S (Low) / Left justified (High)XSMT 17 I Soft mute control : Soft mute (Low) / soft un-mute (High)LDOO 18 - Internal logic supply rail terminal for decouplingDGND 19 - Digital groundDVDD 20 - Digital power supply, 3.3V(1) Failsafe LVCMOS Schmitt trigger input6 Copyright © 2011, Texas Instruments IncorporatedAudio Interface8x Interpolation Filter32bit ∆Σ Modulator CurrentSegmentDACCurrentSegmentDACI/V I/VAnalogMuteAnalogMuteZeroDataDetectorUVP/ResetPLL Clock PowerSupplyCh. PumpPORClock HaltDetectionAdvanced Mute ControlMCKBCKLRCKCAPPCAPMVNEGLINE OUTDIN (i2s)PCM510x CPVDD (3.3V)AVDD (3.3V)DVDD (3.3V)GNDPCM5100, PCM5101, PCM5102SLAS764 – MAY 2011 www.ti.comTable 1. Differences Between PCM510x DevicesPart Number Dynamic Range SNR THDPCM5102 112dB 112dB –93dBPCM5101 106dB 106dB –92dBPCM5100 100dB 100dB –90dBspacerFigure 1. PCM510x Functional Block Diagram
