CS4202 Datasheet, PDF (47/68 Pages) Cirrus Logic – Audio Codec 97 with headphone Amplifier

CS4202
PR Bit
PR0
PR1
PR2
PR3
PR4
PR5
PR6
ADCs
DACs
Mixer
Analog
Reference
AC
Link
•
•
•
•
•
•
•
•
•
•
•
•
Internal
Clock Off
•
Table 16. Powerdown PR Function Matrix for the CS4202
Headphone
•
•
•
Power State
I_DVdd (mA)
[DVdd=3.3 V]
Full Power + SRC’s
25.2
Full Power + S/PDIF¹
30.0
Full Power + HP²
26.4
Full Power
26.4
ADCs off (PR0)
24.0
DACs off (PR1)
24.3
Audio off (PR2)
21.9
Vref off (PR3)
21.9
AC-Link off (PR4)
21.8
Internal Clocks off (PR5)
3.8
HP amp off (PR6)
26.3
Digital off (PR4+PR5)
10 µA
All off (PR3+PR4+PR5)
10 µA
RESET
0.8
I_DVdd (mA)
[DVdd=5 V]
40.2
46.6
41.5
41.5
37.9
38.4
34.9
34.9
35.3
6.3
41.5
21 µA
21 µA
1.4
I_AVdd1 (mA)
31.3
31.3
32.1
31.3
23.2
25.8
3.8
1.5
31.2
19.0
29.8
19.0
1.3
3.6
I_AVdd2 (mA)
5.1
5.1
39.5
5.1
4.9
5.0
0 µA
0 µA
5.1
4.6
0 µA
4.6
0 µA
0 µA
Table 17. Power Consumption by Powerdown Mode for the CS4202
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: I_{DVdd S/PDIF} = I_DVdd + DVdd/Rload/2
2 _{HP_OUT_L, HP_OUT_R driving 4 Vpp into 32 Ohm resistive load.}
DS549PP1
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