參數(shù)資料
型號： CS42L52-DNZR
廠商： CIRRUS LOGIC INC
元件分類： 消費家電
中文描述： SPECIALTY CONSUMER CIRCUIT, QCC40
封裝： 6 X 6 MM, LEAD FREE, MO-220, QFN-40
文件頁數(shù)： 4/59頁
文件大小： 1800K
代理商： CS42L52-DNZR
12
DS680F1
CS42L52
5/13/08
ANALOG INPUT CHARACTERISTICS (COMMERCIAL - CNZ)
Test Conditions (unless otherwise specified): Input sine wave (relative to digital full scale): 1 kHz through passive input filter; All
Supplies = VA; TA = +25°C; Sample Frequency = 48 kHz; Measurement Bandwidth is 20 Hz to 20 kHz unless otherwise speci-
3.
Measured with DAC delivering full-scale output into specified load.
4.
Measured between analog input and AGND.
VA = 2.5V
VA = 1.8V
Parameters
Min
Typ
Max
Min
Typ
Max
Unit
Analog In to ADC (PGA bypassed)
Dynamic Range
A-weighted
unweighted
93
90
99
96
-
90
87
96
93
-
dB
Total Harmonic Distortion + Noise
-1 dBFS
-20 dBFS
-60 dBFS
-
-86
-76
-36
-80
-
-30
-
-84
-73
-33
-78
-
-27
dB
Analog In to PGA to ADC
Dynamic Range
PGA Setting: 0 dB
A-weighted
unweighted
92
89
96
93
-
89
86
95
92
-
dB
PGA Setting: +12 dB
A-weighted
unweighted
85
82
91
88
-
82
79
88
85
-
dB
Total Harmonic Distortion + Noise
PGA Setting: 0 dB
-1 dBFS
-60 dBFS
-
-88
-33
-82
-27
-
-86
-32
-80
-26
dB
PGA Setting: +12 dB
-1 dBFS
-
-85
-79
-
-83
-77
dB
Analog In to MIC Pre-Amp (+16 dB) to PGA to ADC
Dynamic Range
PGA Setting: 0 dB
A-weighted
unweighted
-
86
83
-
83
80
-
dB
Total Harmonic Distortion + Noise
PGA Setting: 0 dB
-1 dBFS
-
-76
-
-74
-
dB
Analog In to MIC Pre-Amp (+32 dB) to PGA to ADC
Dynamic Range
PGA Setting: 0 dB
A-weighted
unweighted
-
76
73
-
74
71
-
dB
Total Harmonic Distortion + Noise
PGA Setting: 0 dB
-2 dBFS
-
-74
-
-71
-
dB
Other Characteristics
DC Accuracy
Interchannel Gain Mismatch
-
0.2
-
0.2
-
dB
Gain Drift
-
±100
-
±100
-
ppm/°C
Offset Error
SDOUT Code with HPF On
-
352
-
352
-
LSB
Input
Interchannel Isolation
-
90
-
90
-
dB
HP Amp to Analog Input Isolation
RL = 10 k
RL = 16
-
100
70
-
100
70
-
dB
Speaker Amp to Analog Input Isolation
-
60
-
60
-
dB
Full-scale Input Voltage
ADC
PGA (0 dB)
PGA (+12 dB)
MIC (+16 dB)
MIC (+32 dB)
0.73VA
0.769VA
0.770VA
0.194VA
0.115VA
0.019VA
0.83VA
0.73VA
0.769VA
0.770VA
0.194VA
0.115VA
0.019VA
0.83VA
Vpp
Input Impedance (Note 4)
ADC
PGA
MIC
-
20
39
50
-
20
39
50
-
k
k
k
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