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CS42L52 Datasheet(PDF) 17 Page - Cirrus Logic |
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CS42L52 Datasheet(HTML) 17 Page - Cirrus Logic |
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17 / 82 page  DS680A1 17 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) 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) 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 unweighted - - 96 93 - - - - 94 91 - - dB dB Total Harmonic Distortion + Noise -1 dBFS -20 dBFS -60 dBFS - - - -80 -73 -33 - - - - - - -80 -71 -31 - - - dB dB dB Passband Ripple 0/-0.3 0/-0.3 dB Parameters (Note 10) Symbol Conditions Min Typ Max Units VP = 5.0 V Power Output per Channel PO Stereo Full-Bridge THD+N < 10% THD+N < 1% - - 1.00 0.80 - - Wrms Wrms Mono Parallel Full-Bridge THD+N < 10% THD+N < 1% - - 1.90 1.50 - - Wrms Wrms Total Harmonic Distortion + Noise THD+N Stereo Full-Bridge PO = 0 dBFS = 0.8W - 0.52 - % Mono Parallel Full-Bridge PO = -3 dBFS = 0.75 W PO = 0 dBFS = 1.5 W - - 0.10 0.50 - - % % Dynamic Range DR Stereo Full-Bridge PO = -60 dBFS, A-Weighted PO = -60 dBFS, Unweighted - - 91 88 - - dB dB Mono Parallel Full-Bridge PO = -60 dBFS, A-Weighted PO = -60 dBFS, Unweighted - - 91 88 - - dB dB VP = 3.7 V Power Output per Channel PO Stereo Full-Bridge THD+N < 10% THD+N < 1% - - 0.55 0.45 - - Wrms Wrms Mono Parallel Full-Bridge THD+N < 10% THD+N < 1% - - 1.00 0.84 - - Wrms Wrms Total Harmonic Distortion + Noise THD+N Stereo Full-Bridge PO = 0 dBFS = 0.43 W - 0.54 - % Mono Parallel Full-Bridge PO = -3 dBFS = 0.41 W PO = 0 dBFS = 0.81 W - - 0.09 0.45 - - % % Dynamic Range DR Stereo Full-Bridge PO = -60 dBFS, A-Weighted PO = -60 dBFS, Unweighted - - 91 88 - - dB dB Mono Parallel Full-Bridge PO = -60 dBFS, A-Weighted PO = -60 dBFS, Unweighted - - 95 92 - - dB dB |
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