參數(shù)資料
型號(hào)： CDB4226
廠商： Cirrus Logic, Inc.
元件分類： Codec
英文描述： Surround Sound Codec
中文描述： 環(huán)繞聲編解碼器
文件頁數(shù)： 4/60頁
文件大?。?/td> 1619K
代理商： CDB4226
CS4226
4
DS188F1
ANALOG CHARACTERISTICS
(Continued)
Notes: 6.
The passband and stopband edges scale with frequency. For input word rates, Fs, other than 44.1 kHz,
the 0.01 dB passband edge is 0.4535×Fs and the stopband edge is 0.5465×Fs.
Digital filter characteristics.
Measurement bandwidth is 10 Hz to 3 Fs.
7.
8.
Parameter
Symbol
CS4226-KQ
Min
Typ
CS4226-BQ
Min
Typ
Units
Max
Max
High Pass Filter Characteristics
Frequency Response:
-3 dB
-0.13 dB
@ 20 Hz
(Note 3)
-
-
-
-
3.4
20
10
-
-
-
-
0
-
-
-
-
3.4
20
10
-
-
-
-
0
Hz
Hz
Deg.
dB
Phase Deviation
Passband Ripple
Analog Output Characteristics
- Minimum Attenuation, 10 k, 100 pF load; unless otherwise specified.
DAC Resolution
Signal-to-Noise/Idle
(DAC muted, A weighted)
Channel Noise
Dynamic Range
(DAC not muted, A weighted)
(DAC not muted, unweighted)
Total Harmonic Distortion
Total Harmonic Distortion + Noise
(Stereo) THD+N
Interchannel Isolation
Interchannel Gain Mismatch
Attenuation Step Size
(All Outputs)
Programmable Output Attenuation Span
Offset Voltage
(relative to CMOUT)
Full Scale Output Voltage
Gain Drift
Out-of-Band Energy
(Fs/2 to 2Fs)
Analog Output Load
Resistance:
Capacitance:
Combined Digital and Analog Filter Characteristics
Frequency Response
10 Hz to 20 kHz
Deviation from Linear Phase
Passband: to 0.01 dB corner
(Notes 6, 7)
Passband Ripple
(Note 7)
Stopband
(Notes 6 ,7)
Stopband Attenuation
(Note 8)
Group Delay (Fs = Input Word Rate)
(Note 5)
Analog Loopback Performance
Signal-to-noise Ratio (CCIR-2K weighted, -20 dB input) CCIR-2K
Power Supply
Power Supply Current
Operating
Power Down
Power Supply Rejection
(1 kHz, 10 mV
rms
)
(Note 3)
16
101
-
20
-
16
99
-
20
-
Bits
dB
108
106
93
-
-
-
-
-
0.7
-84
-
0.92
-
-
10
-
98
95
-
-
-
91
-
-
-
-
-
0.7
-84
-
0.92
-
-
10
-
96
93
-
-
-
dB
dB
%
dB
dB
dB
dB
dB
mV
Vrms
ppm/°C
dBFs
k
pF
THD
0.003
-88
90
0.1
1
-86
±15
1.0
100
-60
-
-
0.003
-86
90
0.1
1
-86
±15
1.0
100
-60
-
-
-83
-
-
1.3
-
-
1.08
-
-
-
100
-81
-
-
1.3
-
-
1.08
-
-
-
100
-
-
0
-
±0.1
±0.5
-
-
-
-
16/Fs
-
-
-
-
0
-
±0.1
±0.5
-
-
-
-
16/Fs
-
-
dB
Deg.
kHz
dB
kHz
dB
s
20.0
±0.01
-
-
-
20.0
±0.01
-
-
-
24.1
70
-
24.1
70
-
tgd
-
71
-
-
71
-
dB
-
-
-
90
1
45
113
3
-
-
-
-
90
1
45
115
3
-
mA
mA
dB
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