cs42l52 Cirrus Logic, Inc., cs42l52 Datasheet - Page 13

• Manufacturer Part Number: cs42l52
• Description: Low-power, Stereo Codec W/ Headphone & Speaker Amps
• Manufacturer: Cirrus Logic, Inc.

DS680F1
ANALOG INPUT CHARACTERISTICS (AUTOMOTIVE - DNZ)
otherwise specified): Input sine wave (relative to full-scale): 1 kHz through passive input filter; All Supplies = VA; T
+85°C; Sample Frequency = 48 kHz; Measurement Bandwidth is 20 Hz to 20 kHz unless otherwise specified;
ization Settings” on page 37
Analog In to ADC
Dynamic Range
Total Harmonic Distortion + Noise
Analog In to PGA to ADC
Dynamic Range
PGA Setting: 0 dB
PGA Setting: +12 dB
Total Harmonic Distortion + Noise
PGA Setting: 0 dB
PGA Setting: +12 dB
Analog In to MIC Pre-Amp (+16 dB) to PGA to ADC
Dynamic Range
PGA Setting: 0 dB
Total Harmonic Distortion + Noise
PGA Setting: 0 dB
Analog In to MIC Pre-Amp (+32 dB) to PGA to ADC
Dynamic Range
PGA Setting: 0 dB
Total Harmonic Distortion + Noise
PGA Setting: 0 dB
Other Characteristics
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Offset Error
Input
Interchannel Isolation
HP Amp to Analog Input Isolation
(Note 3)
Speaker Amp to Analog Input Isolation
Full-scale Input Voltage
Input Impedance
(Note 4)
Parameters
SDOUT Code with HPF On
written on power up.
PGA (+12 dB)
MIC (+16 dB)
MIC (+32 dB)
unweighted
unweighted
unweighted
unweighted
unweighted
PGA (0 dB)
A-weighted
A-weighted
A-weighted
A-weighted
A-weighted
R
R
-20 dBFS
-60 dBFS
-60 dBFS
L
L
-1 dBFS
-1 dBFS
-1 dBFS
-1 dBFS
-2 dBFS
= 10 kΩ
= 16 Ω
ADC
ADC
PGA
MIC
0.73•VA
0.73•VA
Min
91
88
90
87
83
80
18
40
50
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
VA = 2.37 - 2.63 V
5/13/08
0.769•VA
0.770•VA
0.194•VA
0.019•VA
0.115•VA
±100
Typ
352
100
-86
-76
-36
-88
-33
-85
-76
-74
0.1
99
96
96
93
91
88
86
83
76
73
90
70
60
-
-
-
0.83•VA
0.83•VA
Max
-78
-28
-80
-25
-77
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.73•VA
0.73•VA
Min
88
85
87
84
80
77
18
40
50
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
VA = 1.65 - 1.89 V
0.769•VA
0.770•VA
0.194•VA
0.115•VA
0.019•VA
±100
Typ
352
100
Test Conditions (unless
-84
-73
-33
-86
-32
-83
-74
-71
0.1
96
93
95
92
88
85
83
80
74
71
90
70
60
-
-
-
0.83•VA
0.83•VA
“Required Initial-
Max
-76
-25
-78
-24
-75
CS42L52
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
A
= -40 to
ppm/°C
Unit
LSB
Vpp
Vpp
Vpp
Vpp
Vpp
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
kΩ
kΩ
kΩ
13