CS4341A Datasheet, PDF (17/32 Pages) Cirrus Logic – 24-Bit, 192 kHz Stereo DAC with Volume Control

CS4341A
5.2.4 POPGUARD^® TRANSIENT CONTROL (POR) BIT 1
Default = 1
0 - Disabled
1 - Enabled
Function:
The PopGuard^® Transient Control allows the quiescent voltage to slowly ramp to and from 0 volts to
the quiescent voltage during power-on or power-down. Please refer to section 3.7 for implementation
details.
5.2.5 POWER DOWN (PDN) BIT 0
Default = 1
0 - Disabled
1 - Enabled
Function:
The device will enter a low-power state when this function is enabled. The power-down bit defaults to
‘enabled’ on power-up and must be disabled before normal operation can occur. The contents of the
control registers are retained in this mode.
5.3 TRANSITION AND MIXING CONTROL (ADDRESS 02H)
7
A=B
0
6
SZC1
1
5
SZC0
0
4
ATAPI4
0
3
ATAPI3
1
2
ATAPI2
0
1
ATAPI1
0
0
ATAPI0
1
5.3.1 CHANNEL A VOLUME = CHANNEL B VOLUME (A = B) BIT 7
Default = 0
0 - Disabled
1 - Enabled
Fucntion:
The AOUTA and AOUTB volume levels are independently controlled by the A and the B Channel Vol-
ume Control Bytes when this function is disabled. The volume on both AOUTA and AOUTB are de-
termined by the A Channel Volume Control Byte and the B Channel Byte is ignored when this function
is enabled.
DS582PP1
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