8
DS657F3
CS4265
VA
17
Analog Power (Input)
-
Positive power for the internal analog section.
AGND
18
Analog Ground
(
Input
) - Ground reference for the internal analog section.
AOUTA
AOUTB
19, 20
Analog Audio Output
(
Output
) - The full scale output level is specified in the DAC Analog Characteris-
tics specification table.
MUTEC
21
Mute Control
(
Output)
- This pin is active during power-up initialization, reset, muting, when master
clock left/right clock frequency ratio is incorrect, or power-down.
VLS
22
Serial Audio Interface Power
(
Input
) - Determines the required signal level for the serial audio inter-
face. Refer to the Recommended Operating Conditions for appropriate voltages.
TXSDIN
23
Transmitter Serial Audio Data Input
(
Input)
- Input for two’s complement serial audio data.
SDIN2
24
Serial Audio Data Input 2
(
Input
) - Input for two’s complement serial audio data.
SDIN1
25
Serial Audio Data Input 1
(
Input
) - Input for two’s complement serial audio data.
SDOUT
26
Serial Audio Data Output
(
Output
) -
Output for two’s complement serial audio data.
SCLK
27
Serial Clock (Input/Output
) -
Serial clock for the serial audio interface.
LRCK
28
Left Right Clock
(Input/Output
) - Determines which channel, Left or Right, is currently active on the
serial audio data line.
MCLK
29
Master Clock
(
Input
) - Clock source for the delta-sigma modulators.
DGND
30
Digital Ground
(
Input
) - Ground reference for the internal digital section.
VD
31
Digital Power
(
Input
) - Positive power for the internal digital section.
TXOUT
32
Transmitter Line Driver Output
(
Output)
- IEC60958-3 driver output.
Thermal Pad
-
Thermal Pad
- Thermal relief pad for optimized heat dissipation.
