cs4227 Cirrus Logic, Inc., cs4227 Datasheet - Page 5

• Manufacturer Part Number: cs4227
• Description: Six Channel, 20-bit Codec
• Manufacturer: Cirrus Logic, Inc.

ANALOG CHARACTERISTICS
Notes: 6. The passband and stopband edges scale with frequency. For input word rates, Fs, other than 44.1 kHz,
DS281PP2
High Pass Filter Characteristics
Frequency Response:
Phase Deviation
Passband Ripple
Analog Output Characteristics - Minimum Attenuation, 10 k, 100 pF load; unless otherwise specified.
DAC Resolution
Signal-to-Noise/Idle
Channel Noise
Dynamic Range
Total Harmonic Distortion
Total Harmonic Distortion + Noise
Interchannel Isolation
Interchannel Gain Mismatch
Attenuation Step Size
Programmable Output Attenuation Span
Offset Voltage
Full Scale Output Voltage
Gain Drift
Out-of-Band Energy
Analog Output Load
Combined Digital and Analog Filter Characteristics
Frequency Response
Deviation from Linear Phase
Passband: to 0.01 dB corner
Passband Ripple
Stopband
Stopband Attenuation
Group Delay (Fs = Input Word Rate)
Analog Loopback Performance
Signal-to-noise Ratio (CCIR-2K weighted, -20 dB input) CCIR-2K
Power Supply
Power Supply Current
Power Supply Rejection
7. Digital filter characteristics.
8. Measurement bandwidth is 10 Hz to 3Fs.
the 0.05 dB passband edge is 0.4535xFs and the stopband edge is 0.5465xFs.
Parameter
(DAC not muted, unweighted)
(DAC not muted, A weighted)
(DAC muted, A weighted)
-3 dB
-0.13 dB
(All Outputs)
(relative to CMOUT)
(Fs/2 to 2Fs)
@ 20 Hz
10 Hz to 20 kHz
Specifications are subject to change without notice
(1 kHz, 10 mV
Capacitance:
Power Down
Resistance:
(Notes 6, 7)
(Notes 6 ,7)
Operating
(Note 3)
(Note 3)
(Note 7)
(Note 8)
(Note 5)
(Stereo) THD+N
(Continued)
rms
)
Symbol
THD
tgd
0.92
24.1
Min
101
-84
0.7
16
93
10
70
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CS4227-KQ
0.003
16/Fs
±0.1
±0.5
Typ
108
±15
100
-88
-86
-60
3.4
0.1
1.0
20
10
98
95
90
71
90
45
1
1
-
-
-
-
-
-
-
-
±0.01
Max
1.08
20.0
100
113
-83
1.3
20
0
3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.92
24.1
Min
-84
0.7
16
99
91
10
70
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CS4227-BQ
0.003
16/Fs
±0.1
±0.5
Typ
106
±15
100
3.4
-86
0.1
-86
1.0
-60
20
10
96
93
90
71
90
45
1
1
-
-
-
-
-
-
-
-
±0.01
Max
1.08
20.0
100
115
-81
1.3
CS4227
20
0
3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
ppm/°C
Units
Vrms
dBFs
Deg.
Deg.
kHz
kHz
Bits
mV
mA
mA
k
Hz
Hz
dB
dB
dB
dB
dB
dB
dB
dB
dB
pF
dB
dB
dB
dB
dB
%
s
5