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PCM1796DBR Datasheet(PDF) 4 Page - Texas Instruments |
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PCM1796DBR Datasheet(HTML) 4 Page - Texas Instruments |
4 / 61 page PCM1796 SLES100A − DECEMBER 2003 − REVISED NOVEMBER 2006 www.ti.com 4 ELECTRICAL CHARACTERISTICS (Continued) all specifications at TA = 25°C, VCC1 = VCC2L = VCC2R = 5 V, VDD = 3.3 V, fS = 44.1 kHz, system clock = 256 fS, and 24-bit data unless otherwise noted PARAMETER TEST CONDITIONS PCM1796DB UNIT PARAMETER TEST CONDITIONS MIN TYP MAX UNIT DSD MODE DYNAMIC PERFORMANCE (1) (2) (44.1 kHZ, 64 fS) THD+N at FS 2 V rms 0.0007% Dynamic range –60 dB, EIAJ, A-weighted 122 dB Signal-to-noise ratio EIAJ, A-weighted 122 dB ANALOG OUTPUT Gain error –7 ±2 7 % of FSR Gain mismatch, channel-to-channel –3 ±0.5 3 % of FSR Bipolar zero error At BPZ –2 ±0.5 2 % of FSR Output current Full scale (0 dB) 4 mA p-p Center current At BPZ –3.5 mA DIGITAL FILTER PERFORMANCE De-emphasis error ±0.1 dB FILTER CHARACTERISTICS–1: SHARP ROLLOFF Pass band ±0.0002 dB 0.454 fS Pass band –3 dB 0.49 fS Stop band 0.546 fS Pass-band ripple ±0.0002 dB Stop-band attenuation Stop band = 0.546 fS –98 dB Delay time 38/fS s FILTER CHARACTERISTICS–2: SLOW ROLLOFF Pass band ±0.001 dB 0.21 fS Pass band –3 dB 0.448 fS Stop band 0.79 fS Pass-band ripple ±0.001 dB Stop-band attenuation Stop band = 0.732 fS –80 dB Delay time 38/fS s (1) Filter condition: THD+N: 20-Hz HPF, 20-kHz AES17 LPF Dynamic range: 20-Hz HPF, 20-kHz AES17 LPF, A-weighted Signal-to-noise ratio: 20-Hz HPF, 20-kHz AES17 LPF, A-weighted Channel separation: 20-Hz HPF, 20-kHz AES17 LPF Analog performance specifications are measured using the System Two Cascade audio measurement system by Audio Precision in the averaging mode. (2) Dynamic performance and dc accuracy are specified at the output of the postamplifier as shown in Figure 37. |
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