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CS42526-CQZR Scheda tecnica(PDF) 8 Page - Cirrus Logic |
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CS42526-CQZR Scheda tecnica(HTML) 8 Page - Cirrus Logic |
8 / 93 page 8 DS585F1 CS42526 ANALOG INPUT CHARACTERISTICS (TA = 25° C; VA =VARX= 5 V, VD = 3.3 V, Logic “0” = DGND =AGND = 0 V; Logic “1” = VLS = VLC = 5 V; Mea- surement Bandwidth is 10 Hz to 20 kHz unless otherwise specified. Full-scale input sine wave, 997 Hz.; PDN_RCVR = 1; SW_CTRL[1:0] = ‘01’; OMCK = 12.288 MHz; Single-Speed Mode CX_SCLK = 3.072 MHz; Dou- ble-Speed Mode CX_SCLK = 6.144 MHz; Quad-Speed Mode CX_SCLK = 12.288 MHz.) Notes: 3. Referred to the typical full-scale voltage. 4. Measured between AIN+ and AIN- Parameter Symbol CS42526-CQZ Min Typ Max CS42526-DQZ Min Typ Max Unit Single-Speed Mode (Fs=48 kHz) Dynamic Range A-weighted unweighted 108 105 114 111 - - 106 103 114 111 - - dB dB Total Harmonic Distortion + Noise (Note 3) -1 dB -20 dB -60 dB THD+N - - - -100 -91 -51 -94 - - - - - -100 -91 -51 -92 - - dB dB dB Double-Speed Mode (Fs=96 kHz) Dynamic Range A-weighted unweighted 40 kHz bandwidth unweighted 108 105 - 114 111 108 - - - 106 103 - 114 111 108 - - - dB dB dB Total Harmonic Distortion + Noise (Note 3) -1 dB -20 dB -60 dB 40 kHz bandwidth -1 dB THD+N - - - - -100 -91 -51 -97 -94 - - - - - - - -100 -91 -51 -97 -92 - - - dB dB dB dB Quad-Speed Mode (Fs=192 kHz) Dynamic Range A-weighted unweighted 40 kHz bandwidth unweighted 108 105 - 114 111 108 - - - 106 103 - 114 111 108 - - - dB dB dB Total Harmonic Distortion+ Noise (Note 3) -1 dB -20 dB -60 dB 40 kHz bandwidth -1 dB THD+N - - - - -100 -91 -51 -97 -94 - - - - - - - -100 -91 -51 -97 -92 - - - dB dB dB dB Dynamic Performance for All Modes Interchannel Isolation - 110 - - 110 - dB Interchannel Phase Deviation - 0.0001 - - 0.0001 - Degree DC Accuracy Interchannel Gain Mismatch - 0.1 - - 0.1 - dB Gain Drift - +/-100 - - +/-100 - ppm/°C Offset Error HPF_FREEZE disabled HPF_FREEZE enabled - - 0 100 - - - - 0 100 - - LSB LSB Analog Input Full-scale Differential Input Voltage 1.05 VA 1.10 VA 1.16 VA 0.99 VA 1.10 VA 1.21 VA Vpp Input Impedance (Differential) (Note 4) 17 - - 17 - - k Ω Common Mode Rejection Ratio CMRR - 82 - - 82 - dB |
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