CS4297-KQ Cirrus Logic, CS4297-KQ Datasheet - Page 6

• Manufacturer Part Number: CS4297-KQ
• Description: CrystalClear SoundFusion Audio Codec 97
• Manufacturer: Cirrus Logic

POWER DOWN STATES
DIGITAL FILTER CHARACTERISTICS
Notes: 5. Stop Band rejection determines filter requirements. Out-of-band rejection determines audible noise.
Full Power
ADCs and Input Mux Powerdown (PR0)
DACs Powerdown (PR1)
Analog Mixer Powerdown, Vref on (PR2)
Analog Mixer Powerdown, Vref off (PR3)
AC-Link Powerdown (PR4)
Internal Clock Disable (PR5)
Alternate Line Output Buffer Powerdown (PR6)
Transition Band
Stop Band
Stop Band Rejection
Out-of-Band Energy
Group Delay
6
6. The integrated Out-of-Band generated by the DAC process, during normal PCM audio playback, over
a bandwidth 28.8 kHz to 100 kHz, with respect to a 1 V
Parameter
Parameter
(Note 4, 5)
(Note 6)
(Note 4)
0.4 × F
0.6 × F
Min
74
-
-
CS4297-KQ
s
s
3.3 V digital
3.3 V digital
3.3 V digital
3.3 V digital
3.3 V digital
3.3 V digital
3.3 V digital
3.3 V digital
Typ
5 V analog
5 V analog
5 V analog
5 V analog
5 V analog
5 V analog
5 V analog
5 V analog
-82
5 V digital
5 V digital
5 V digital
5 V digital
5 V digital
5 V digital
5 V digital
5 V digital
-
-
-
-
CrystalClear™ SoundFusion™ Audio Codec ’97
0.6 × F
RMS
Max
1
-
-
-
DAC output.
s
Min
-
-
-
-
-
-
-
-
0.4 × F
0.6 × F
Min
74
-
-
s
s
CS4297-JQ
~0.00
0.004
0.005
0.001
12.7
21.4
35.0
5.32
9.80
23.1
9.25
16.0
30.0
9.20
16.0
10.7
5.30
9.80
3.30
6.92
23.0
5.30
9.80
20.3
Typ
Typ
-40
-
-
-
-
0.6 × F
Max
Max
-
-
-
-
-
-
-
-
1
-
-
-
s
CS4297
DS242F5
Unit
Unit
mA
mA
mA
mA
mA
mA
mA
mA
ms
Hz
Hz
dB
dB