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PCM2903C Datasheet(PDF) 5 Page - Texas Instruments |
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PCM2903C Datasheet(HTML) 5 Page - Texas Instruments |
5 / 31 page ![]() PCM2903C www.ti.com SBFS038 – JUNE 2012 ELECTRICAL CHARACTERISTICS (continued) All specifications at TA = +25°C, VCCC = VCCP1 = VCCP2 = VCCX = VDD = 3.3 V, fS = 44.1 kHz, fIN = 1 kHz, 16-bit data, unless otherwise noted. PCM2903C PARAMETER TEST CONDITIONS MIN TYP MAX UNIT DAC CHARACTERISTICS Resolution 8, 16 Bits Audio data channel 1, 2 Channel DAC Clock Frequency fS Sampling frequencies 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(2) 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 VCCC VPP Center voltage 0.5 VCCC 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 VDD, VCCC, VCCP1, Voltage range 3 3.3 3.6 VDC VCCP2, VCCX ADC, DAC operation 54 70 mA Supply current Suspend mode(3) 250 μA ADC, DAC operation 178 252 mW PD Power dissipation Suspend mode(3) 0.83 mW TEMPERATURE RANGE Operating temperature range –25 +85 °C θJA Thermal resistance 100 °C/W (2) fOUT = 1 kHz, using a System Two audio measuerment system by Audio Precision in RMS mode with a 20-kHz LPF and 400-Hz HPF. (3) Under USB suspend state. Copyright © 2012, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): PCM2903C |
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