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CS42L52 Datasheet, PDF (17/82 Pages) Cirrus Logic – Low Power, Stereo CODEC w/Headphone & Speaker Amps
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CS42L52
ANALOG PASSTHRU CHARACTERISTICS
(Test Conditions (unless otherwise specified): Input sine wave (relative to full-scale): 1 kHz through passive input filter;
VL = VD = VHP = 1.8 V; TA = +25°C; Measurement Bandwidth is 10 Hz to 20 kHz unless otherwise specified. Sample Fre-
quency = 48 kHz)
VA = 2.5 V
VA = 1.8 V
Parameters
Min
Typ
Max Min
Typ
Max Unit
Analog In to HP/Line Amp
Dynamic Range
A-weighted -
96
-
-
94
-
dB
unweighted -
93
-
-
91
-
dB
Total Harmonic Distortion + Noise
-1 dBFS -
-80
-
-
-80
-
dB
-20 dBFS -
-73
-
-
-71
-
dB
-60 dBFS -
-33
-
-
-31
-
dB
Passband Ripple
0/-0.3
0/-0.3
dB
PWM OUTPUT CHARACTERISTICS (Note 9)
(Test conditions (unless otherwise specified): Input test signal is a full scale 997 Hz signal; measurement bandwidth is 10 Hz to
20 kHz; MCLK = 12.2880 MHz, Sample Frequency = 48 kHz; test load RL = 8 Ω for stereo full-bridge, RL = 4 Ω for mono parallel
full-bridge; VD = VL = VA = VHP = 1.8V; PWM Modulation Index of 0.85, PWM Switch Rate = 384 kHz)
Parameters (Note 10)
Symbol
Conditions
Min Typ Max Units
VP = 5.0 V
Power Output per Channel
PO
Stereo Full-Bridge
Mono Parallel Full-Bridge
Total Harmonic Distortion + Noise
THD+N
Stereo Full-Bridge
Mono Parallel Full-Bridge
Dynamic Range
DR
Stereo Full-Bridge
Mono Parallel Full-Bridge
VP = 3.7 V
Power Output per Channel
PO
Stereo Full-Bridge
Mono Parallel Full-Bridge
Total Harmonic Distortion + Noise
THD+N
Stereo Full-Bridge
Mono Parallel Full-Bridge
Dynamic Range
DR
Stereo Full-Bridge
Mono Parallel Full-Bridge
THD+N < 10%
THD+N < 1%
THD+N < 10%
THD+N < 1%
PO = 0 dBFS = 0.8W
PO = -3 dBFS = 0.75 W
PO = 0 dBFS = 1.5 W
PO = -60 dBFS, A-Weighted
PO = -60 dBFS, Unweighted
PO = -60 dBFS, A-Weighted
PO = -60 dBFS, Unweighted
THD+N < 10%
THD+N < 1%
THD+N < 10%
THD+N < 1%
PO = 0 dBFS = 0.43 W
PO = -3 dBFS = 0.41 W
PO = 0 dBFS = 0.81 W
PO = -60 dBFS, A-Weighted
PO = -60 dBFS, Unweighted
PO = -60 dBFS, A-Weighted
PO = -60 dBFS, Unweighted
-
1.00
-
Wrms
-
0.80
-
Wrms
-
1.90
-
Wrms
-
1.50
-
Wrms
-
0.52
-
%
-
0.10
-
%
-
0.50
-
%
-
91
-
dB
-
88
-
dB
-
91
-
dB
-
88
-
dB
-
0.55
-
Wrms
-
0.45
-
Wrms
-
1.00
-
Wrms
-
0.84
-
Wrms
-
0.54
-
%
-
0.09
-
%
-
0.45
-
%
-
91
-
dB
-
88
-
dB
-
95
-
dB
-
92
-
dB
DS680A1
17
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