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MAX9880AEWM Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAX9880AEWM Datasheet(HTML) 3 Page - Maxim Integrated Products |
3 / 70 page Low-Power, High-Performance Dual I2S Stereo Audio Codec _______________________________________________________________________________________ 3 ELECTRICAL CHARACTERISTICS (continued) (VAVDD = VPVDD = VMICVDD = VDVDD = VDVDDS1 = +1.8V, RL = ∞, headphone load (RL) connected between _OUTP and _OUTN, dif- ferential modes, CREF = 2.2µF, CMICBIAS = CPREG = CREG = 1µF, AVPRE = +20dB, AVPGAM = 0dB, AVDAC = 0dB, AVLINE = +20dB, AVVOL = 0dB, AVLO = 0dB, fMCLK = 13MHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Note 2) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS DAC (Note 4) Master or slave mode 96 Dynamic Range (Note 5) DR fS = 48kHz, AVVOL = 0dB, TA = +25°C Slave mode 88 dB Differential mode 1 Full-Scale Output Capacitorless and single-ended modes 0.56 VRMS Gain Error DC accuracy, measured with respect to full-scale output 1 5 % fS = 8kHz 1.2 Voice Path Phase Delay PDLY 1kHz, 0dB input, highpass filter disabled measured from digital input to analog output; MODE = 0 (IIR voice) fS = 16kHz 0.59 ms Total Harmonic Distortion THD fMCLK = 12.288MHz, fS = 48kHz, 0dBFS, measured at headphone outputs -75 dB DAC Attenuation Range AVDAC VDACA/SDACA = 0xF to 0x0 -15 0 dB DAC Gain Adjust AVGAIN VDACG = 00 to 11 0 +18 dB VAVDD = VPVDD = 1.65V to 1.95V 85 f = 217Hz, VRIPPLE = 100mVP-P, AVVOL = 0dB 85 f = 1kHz, VRIPPLE = 100mVP-P, AVVOL = 0dB 80 Power-Supply Rejection Ratio PSRR f = 10kHz, VRIPPLE = 100mVP-P, AVVOL = 0dB 74 dB DAC VOICE MODE DIGITAL IIR LOWPASS FILTER (6x Interpolation) With respect to fS within ripple; fS = 8kHz to 48kHz 0.448 x fS Passband Cutoff fPLP -3dB cutoff 0.451 x fS Hz Passband Ripple f < fPLP ±0.1 dB Stopband Cutoff fSLP With respect to fS; fS = 8kHz to 48kHz 0.476 x fS Hz Stopband Attenuation f > fSLP, f = 20Hz to 20kHz 75 dB DAC VOICE MODE DIGITAL 5th-ORDER IIR HIGHPASS FILTER DVFLT = 0x1 (Elliptical tuned for 16kHz GSM + 217Hz notch) 0.0161 x fS DVFLT = 0x2 (500Hz Butterworth tuned for 16kHz) 0.0312 x fS DVFLT = 0x3 (Elliptical tuned for 8kHz GSM + 217Hz notch) 0.0321 x fS DVFLT = 0x4 (500Hz Butterworth tuned for 8kHz) 0.0625 x fS 5th-Order Passband Cutoff (-3dB from Peak, I2C Register Programmable) fDHPPB DVFLT = 0x5 (fS/240 Butterworth) 0.0042 x fS Hz |
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