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PCM2900C Datasheet(PDF) 5 Page - Texas Instruments |
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PCM2900C Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 33 page  PCM2900C PCM2902C www.ti.com SBFS039 – SEPTEMBER 2011 ELECTRICAL CHARACTERISTICS (continued) All specifications at TA = +25°C, VBUS = 5 V, fS = 44.1 kHz, fIN = 1 kHz, and 16-bit data, unless otherwise noted. PCM2900C, PCM2902C PARAMETER TEST CONDITIONS MIN TYP MAX UNIT DAC CHARACTERISTICS Resolution 8, 16 Bits Audio data channel 1, 2 Channel DAC Clock Frequency fS Sampling frequency 32, 44.1, 48 kHz DAC DC Accuracy % of Gain mismatch channel-to-channel ±1 ±5 FSR % of Gain error ±2 ±10 FSR % of Bipolar zero error ±2 FSR DAC Dynamic Performance(4) VOUT = 0 dB 0.005 0.016 % THD+N Total harmonic distortion plus noise VOUT = –60 dB 3 % Dynamic range EIAJ, A-weighted 87 93 dB SNR Signal-to-noise ratio EIAJ, A-weighted 90 96 dB Channel separation 86 92 dB Analog Output VO Output voltage 0.6 VCCCI VPP Center voltage 0.5 VCCCI V Load impedance AC coupling 10 k Ω –3 dB 250 kHz LPF frequency response f = 20 kHz –0.03 dB DAC Digital Filter Performance Passband 0.445 fS Hz Stop band 0.555 fS Hz Passband ripple ±0.1 dB Stop band attenuation –43 dB td Delay time 14.3 fS s POWER-SUPPLY REQUIREMENTS VBUS Voltage range 4.35 5 5.25 VDC ADC, DAC operation 56 67 mA Supply current Suspend mode(5) 250 μA ADC, DAC operation 280 352 mW PD Power dissipation Suspend mode(5) 1.25 mW VCCCI, VCCP1I, VCCP2I, Internal power-supply voltage 3.1 3.3 3.5 VDC VCCXI, VDDI TEMPERATURE RANGE Operating temperature range –25 +85 °C (4) fOUT = 1 kHz, using a System Two audio measurement system by Audio Precision in RMS mode with 20-kHz LPF, 400-Hz HPF. (5) Under USB suspend state. Copyright © 2011, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): PCM2900C PCM2902C |
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