CS4344/5/6/8
1.PIN DESCRIPTIONS
SDIN
DEM/SCLK
LRCK
MCLK
VQ
1
2
3
4
5
10
9
8
7
6
AOUTR
VA
GND
AOUTL
FILT+
Pin Name
SDIN
DEM/SCLK
LRCK
MCLK
VQ
FILT+
AOUTL
GND
VA
AOUTR
#
1
2
3
4
5
6
7
8
9
Pin Description
Serial Audio Data Input
(Input) - Input for two’s complement serial audio data.
De-Emphasis/External Serial Clock Input
(Input) - used for de-emphasis filter control or
external serial clock input.
Left Right Clock
(Input) - Determines which channel, Left or Right, is currently active on the
serial audio data line.
Master Clock
(Input) - Clock source for the delta-sigma modulator and digital filters.
Quiescent Voltage
(Output) - Filter connection for internal quiescent voltage.
Positive Voltage Reference
(Output)
-
Positive reference voltage for the internal sampling
circuits.
Left Channel Analog Output
(Output) - The full scale analog output level is specified in the
Analog Characteristics specification table.
Ground
(Input) - ground reference.
Analog Power
(Input)
-
Positive power for the analog and digital sections.
10
Right Channel Analog Output
(Output) - The full scale analog output level is specified in the
Analog Characteristics specification table.
4
DS613PP2
CIRRUS [ CIRRUS LOGIC ]
