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PCM1748E/2K Datasheet(PDF) 3 Page - Texas Instruments |
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PCM1748E/2K Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 38 page  www.ti.com PCM1748 SBAS165B – MAY 2001 – REVISED APRIL 2005 ELECTRICAL CHARACTERISTICS (continued) All specifications at T A = 25°C, VCC = 5 V, VDD = 3.3 V, fS = 44.1 kHz, system clock = 384 fS, and 24-bit data, unless otherwise noted PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Input Logic Current IIH High-level input current(1) VIN = VDD 10 µA IIL Low-level input current(1) VIN = 0 V –10 µA IIH High-level input current(2) VIN = VDD 65 100 µA IIL Low-level input current(2) VIN = 0 V –10 µA Output Logic Level VOH High-level output votlage(3) IOH = –2 mA 2.4 VDC VOL Low-level output voltage(3) IOL = 2 mA 1 VDC DYNAMIC PERFORMANCE(4) PCM1748E VOUT = 0 dB, fS = 44.1 kHz 0.003% 0.008% VOUT = 0 dB, fS = 96 kHz 0.004% THD+N Total harmonic distortion + noise VOUT = –60 dB, fS = 44.1 kHz 1.2% VOUT = –60 dB, fS = 96 kHz 1.6% EIAJ, A-weighted, fS = 44.1 kHz 94 100 Dynamic range dB A-weighted, fS = 96 kHz 98 EIAJ, A-weighted, fS = 44.1 kHz 94 100 SNR Signal-to-noise ratio dB A-weighted, fS = 96 kHz 98 fS = 44.1 kHz 91 98 Channel separation dB fS = 96 kHz 96 Level linearity error VOUT = –90 dB ±0.5 dB PCM1748KE VOUT = 0 dB, fS = 44.1 kHz 0.002% 0.006% VOUT = 0 dB, fS = 96 kHz 0.003% THD+N Total harmonic distortion + noise VOUT = –60 dB, fS = 44.1 kHz 0.65% VOUT = –60 dB, fS = 96 kHz 0.8% EIAJ, A-weighted, fS = 44.1 kHz 100 106 Dynamic range dB A-weighted, fS = 96 kHz 104 EIAJ, A-weighted, fS = 44.1 kHz 100 106 SNR Signal-to-noise ratio dB A-weighted, fS = 96 kHz 104 fS = 44.1 kHz 97 103 Channel separation dB fS = 96 kHz 101 Level linearity error VOUT = –90 dB ±0.5 dB DC ACCURACY Gain error ±1 ±6 % of FSR Gain mismatch, channel-to-channel ±1 ±3 % of FSR Bipolar zero error VOUT = 0.5 VCC at bipolar zero ±30 ±60 mV (1) Pins 1, 2, 3, 16 (BCK, DATA, LRCK, SCK) (2) Pins 13–15 (MD, MC, ML) (3) Pins 11, 12 (ZEROR, ZEROL) (4) Analog performance specifications are tested with a Shibasoku #725 THD meter with 400-Hz HPF on, 30-kHz LPF on, and an average mode with 20-kHz bandwidth limiting. The load connected to the analog output is 5 k Ω or larger, via capacitive coupling. 3 |
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