Datasheet

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PCM4222
SBAS399A – OCTOBER 2006 – REVISED MARCH 2007
PIN DESCRIPTIONS (continued)
NAME PIN NUMBER I/O DESCRIPTION
DSDEN or MOD6 22 I/O DSD output enable input (active high), or modulator data output 6 (MSB) when MODEN = high.
MODEN 23 Input Multi-bit modulator output enable (Active High)
DSDMODE 24 Input DSD output mode/rate
SUB1 or MCKO 25 I/O TDM active sub-frame selection input, or master clock output when MODEN = high.
SUB0 or WCKO 26 I/O TDM active sub-frame selection input, or modulator left/right word clock output when MODEN = high.
DSDCLK 27 Output DSD data clock
DSDL 28 Output Left channel DSD data
DSDR 29 Output Right channel DSD data
DGND 30 Ground Digital ground
VDD 31 Power Digital supply, +3.3V nominal
DATA 32 Output PCM output data
BCK 33 I/O PCM bit or data clock
LRCK 34 I/O PCM left/right Word clock
MCKI 35 Input Master clock
RST 36 Input Reset and power-down
OVFL 37 Output Left channel overflow flag (Active high)
OVFR 38 Output Right channel overflow flag (Active high)
S/ M 39 Input PCM output slave/master mode
DGND 40 Output Digital ground
OWL1 41 Input PCM output word length
OWL0 42 Input PCM output word length
FMT1 43 Input PCM output data format
FMT0 44 Input PCM output data format
DGND 45 Ground Digital ground
VREFR 46 Output Right channel reference output for decoupling purposes only.
REFGNDR 47 Ground Right channel reference ground. Connect to analog ground.
VCOMR 48 Output Right channel common-mode voltage (0.4875 x VCC1 nominal)
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