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CS47L24 Datasheet(PDF) 16 Page - Cirrus Logic

Part # CS47L24
Description  Low Power Audio Hub for Wearable Technology
PDF  256 Pages
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS47L24 Datasheet(HTML) 16 Page - Cirrus Logic

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CS47L24
16
Rev 4.1
Test Conditions
DBVDD = CPVDD = AVDD = 1.8V, MICVDD = 2.2V, DCVDD = 1.2V, SPKVDD = 4.2V,
TA = +25ºC, 1kHz sinusoid signal, fs = 48kHz, Gain = 0dB, 24-bit audio data unless otherwise stated.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
DAC to Speaker Output (SPKOUTP+SPKOUTN; Load = 8
, 22µH, BTL)
Maximum output power
PO
SPKVDD = 5.0V,
1% THD+N
1.4
W
SPKVDD = 4.2V,
1% THD+N
1.0
SPKVDD = 3.6V,
1% THD+N
0.7
Signal to Noise Ratio (A-weighted)
SNR
Output signal = 2.83Vrms
85
95
dB
Dynamic Range (A-weighted)
DR
-60dBFS input
95
dB
Total Harmonic Distortion
THD
PO = 1.0W
-40
dB
Total Harmonic Distortion + Noise
THD+N
PO = 1.0W
-40
dB
Total Harmonic Distortion
THD
PO = 0.5W
-70
-59
dB
Total Harmonic Distortion + Noise
THD+N
PO = 0.5W
-69
dB
Output noise floor (A-weighted)
51
158
µVRMS
PSRR (DBVDD, CPVDD, AVDD)
PSRR
100mV (peak-peak) 217Hz
76
dB
100mV (peak-peak) 10kHz
65
PSRR (MICVDD)
PSRR
100mV (peak-peak) 217Hz
81
dB
100mV (peak-peak) 10kHz
82
PSRR (DCVDD)
PSRR
100mV (peak-peak) 217Hz
84
dB
100mV (peak-peak) 10kHz
88
PSRR (SPKVDD)
PSRR
100mV (peak-peak) 217Hz
69
dB
100mV (peak-peak) 10kHz
70
DAC to Speaker Output (SPKOUTP+SPKOUTN; Load = 4
, 15µH, BTL)
Maximum output power
PO
SPKVDD = 5.0V,
1% THD+N
2.7
W
SPKVDD = 4.2V,
1% THD+N
1.9
SPKVDD = 3.6V,
1% THD+N
1.4
Signal to Noise Ratio (A-weighted)
SNR
Output signal = 2.83Vrms
95
dB
Dynamic Range (A-weighted)
DR
-60dBFS input
95
dB
Total Harmonic Distortion
THD
PO = 1.0W
-70
dB
Total Harmonic Distortion + Noise
THD+N
PO = 1.0W
-69
dB
Total Harmonic Distortion
THD
PO = 0.5W
-69
dB
Total Harmonic Distortion + Noise
THD+N
PO = 0.5W
-68
dB
Output noise floor (A-weighted)
51
µVRMS
PSRR (DBVDD, CPVDD, AVDD)
PSRR
100mV (peak-peak) 217Hz
76
dB
100mV (peak-peak) 10kHz
65
PSRR (MICVDD)
PSRR
100mV (peak-peak) 217Hz
81
dB
100mV (peak-peak) 10kHz
82
PSRR (DCVDD)
PSRR
100mV (peak-peak) 217Hz
84
dB
100mV (peak-peak) 10kHz
88
PSRR (SPKVDD)
PSRR
100mV (peak-peak) 217Hz
69
dB
100mV (peak-peak) 10kHz
70



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