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CS4297A Datasheet(PDF) 34 Page - Cirrus Logic

Part # CS4297A
Description  CrystalClear SoundFusion Audio Codec 97
PDF  52 Pages
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS4297A Datasheet(HTML) 34 Page - Cirrus Logic

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CS4297A
34
PR Bit
ADCs
DACs
Mixer
Alternate
Line Out
Analog
Reference
AC
Link
Internal
Clock Off
PR0
•
PR1
•
PR2
••
•
PR3
•••
•
•
PR4
•
PR5
•••
•
•
•
•
PR6
•
Table 11. Powerdown PR Function Matrix
Power State
IDVdd (mA)
[DVdd=3.3 V]
IDVdd (mA)
[DVdd=5 V]
IAVdd (mA)
Full Power + S/PDIF1
30.1
49.4
37.9
Full Power
24.5
43.4
37.9
ADCs off (PR0)
21.0
38.1
29.0
DACs off (PR1)
22.1
39.6
31.3
Audio off (PR2)
22.1
39.9
10.7
Vref off (PR3)
18.9
34.8
45
µA
AC-Link off (PR4)
19.3
35.5
37.9
Internal Clocks off (PR5)
11
µA27 µA45 µA
Alt line out off (PR6)
24.5
43.4
36.2
RESET
11
µA27 µA450 µA
Table 12. Power Consumption by Powerdown Mode
1 Assuming standard resistive load for transformer coupled coaxial S/PDIF output
(Rload = 292 Ohm, DVdd = 3.3 V) (Rload = 415 Ohm, DVdd = 5 V).
General: IDVdd S/PDIF = IDVdd + DVdd/Rload/2



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