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PCM4222 bảng dữ liệu(PDF) 4 Page - Burr-Brown (TI) |
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PCM4222 bảng dữ liệu(HTML) 4 Page - Burr-Brown (TI) |
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4 / 40 page ![]() www.ti.com PCM4222 SBAS399A – OCTOBER 2006 – REVISED MARCH 2007 ELECTRICAL CHARACTERISTICS: DIGITAL and DYNAMIC PERFORMANCE (continued) All specifications are at TA = +25°C, VCC1 = VCC2 = +4.0V and VDD = +3.3V unless otherwise noted. PCM4222 PARAMETER CONDITIONS MIN TYP MAX UNITS PCM output, Quad Speed mode, fS = 192kHz BW = 22Hz to 80kHz Total harmonic distortion + noise (THD+N) f = 997Hz, –1dB input –106 dB f = 997Hz, –20dB input –91 dB f = 997Hz, –60dB input –52 dB Dynamic range, no weighting f = 997Hz, –60dB input 112 dB Dynamic range, A-weighted f = 997Hz, –60dB input 123 dB Channel separation/interchannel isolation f = 10kHz, –1dB input 135 dB PCM output, Quad Speed mode, fS = 192kHz BW = 22Hz to 40kHz Total harmonic distortion + noise (THD+N) f = 997Hz, –1dB input –107 dB f = 997Hz, –20dB input –98 dB f = 997Hz, –60dB input –58 dB Dynamic range, no weighting f = 997Hz, –60dB input 118 dB Dynamic range, A-weighted f = 997Hz, –60dB input 123 dB Channel separation/interchannel isolation f = 10kHz, –1dB input 135 dB DSD output: 64x mode, 2.8224MHz output rate BW = 20Hz to 20kHz Total harmonic distortion + noise (THD+N) f = 997Hz, –1dB input –108 dB Dynamic range, no weighting f = 997Hz, –60dB input 118 dB Channel separation/interchannel isolation f = 10kHz, –1dB input 135 dB DSD output: 128x mode, 5.6448MHz output rate BW = 20Hz to 20kHz Total harmonic distortion + noise (THD+N) f = 997Hz, –1dB input –108 dB Dynamic range, no weighting f = 997Hz, –60dB input 121 dB Channel separation/interchannel isolation f = 10kHz, –1dB input 135 dB Multi-bit modulator (MBM) output, 6.144MHz output BW = 20Hz to 20kHz rate Total harmonic distortion + noise (THD+N) f = 997Hz, –1dB input –108 dB Dynamic range, no weighting f = 997Hz, –60dB input 122 dB Dynamic range, A-weighted f = 997Hz, –60dB input 124 dB Channel separation/interchannel isolation f = 10kHz, –1dB input 135 dB Digital decimation filter characteristics: Classic response Passband 0.4535 × f S Hz Passband ripple ±0.00015 dB Stop band 0.5465 × f S Hz Stop band attenuation –100 dB Group delay 39/fS Seconds Digital decimation filter characteristics: Low Group Delay response Passband 0.4167 × f S Hz Passband ripple ±0.001 dB Stop band 0.5833 × f S Hz Stop band attenuation –90 dB Group delay 21/fS Seconds Digital high-pass filter characteristics –3dB corner frequency High-pass filter enabled fS/48000 Hz 4 Submit Documentation Feedback |
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