CS4244-CNZ Cirrus Logic Inc, CS4244-CNZ Datasheet - Page 53

• Manufacturer Part Number: CS4244-CNZ
• Description: IC 4 Input / 5 Output CODEC
• Manufacturer: Cirrus Logic Inc

DS900PP2
6.9
6.9.1
6.9.2
6.10
6.10.1 Inv. DACx
7
7
DAC Control 1 (Address 12h)
DAC Control 2 (Address 13h)
DAC1-4 Noise Gate
This sets the bit depth at which the Noise Gate feature should engage for the DAC1-4 path.
DAC1-4 De-emphasis
Enables or disables de-emphasis for the DAC1-4 path. See
details. The CS4244 includes on-chip digital de-emphasis for 32, 44.1, and 48 kHz base rates. It is not
supported for 96 kHz or for any settings in Double-speed Mode.
Inverts the polarity of the DACx signal.
DAC1-4 NG[2:0]
000
001
010
011
100
101
110
111
DAC1-4 DE
0
1
INV. DACx
0
1
Reserved[2:0]
DAC1-4 NG
6
6
Noise Gate is set at: [b]
Upper 13 Bits (72 dB)
Upper 14 Bits (78 dB)
Upper 15 Bits (84 dB)
Upper 16 Bits (90 dB)
Upper 17 Bits (96 dB)
Upper 18 Bits (102 dB)
Upper 24 Bits (138 dB)
Noise Gate Disabled
De-emphasis is:
Disabled
Enabled
DACx Polarity is:
Not Inverted
Inverted
5
5
DAC1-4 DE
Reserved
4
4
INV. DAC4
Reserved
3
3
Section 4.6.3.1 De-emphasis Filter
INV. DAC3
Reserved
2
2
INV. DAC2
1
1
Reserved
INV. DAC1
CS4244
for more
0
0
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