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MAX5557ESA Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAX5557ESA Datasheet(HTML) 3 Page - Maxim Integrated Products |
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3 / 19 page ![]() Low-Cost Stereo Audio DACs _______________________________________________________________________________________ 3 ELECTRICAL CHARACTERISTICS (continued) (VDD = +4.75V to +5.5V, GND = 0V, ROUT_ = 10kΩ, COUT_ = 10pF, 0dBFS sine-wave signal at 997Hz, fLRCLK (fS) = 48kHz, fMCLK = 12.288MHz, measurement bandwidth 10Hz to 20kHz, unless otherwise specified. TA = -40°C to +85°C, unless otherwise noted. Outputs are unloaded, unless otherwise noted. Typical values at VDD = +5V, TA = +25°C.) (Note 1) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS DC CHARACTERISTICS Interchannel Gain Mismatch 0.1 0.4 dB Gain Error -5 +5 % Gain Drift 100 ppm/°C ANALOG OUTPUTS Full-Scale Output Voltage VOUTR, VOUTL 3.25 3.5 3.75 VP-P DC Quiescent Output Voltage VQ Input code = 0 2.4 V Minimum Load Resistance RL 3k Ω Maximum Load Capacitance CL 100 pF Power-Supply Rejection Ratio PSRR VRIPPLE = 100mVP-P, frequency = 1kHz 66 dB POP AND CLICK SUPPRESSION Mute Attenuation 100 dB Power-Up Until Bias Established Figure 14 360 ms Valid Clock to Normal Operation Soft-start ramp time, Figure 15 (Note 5) 20 ms DIGITAL AUDIO INTERFACE (SCLK, SDATA, MCLK, LRCLK) Input-Voltage High VIH 2.0 V Input-Voltage Low VIL 0.8 V Input Leakage Current IIN -10 +10 µA Input Capacitance 8pF TIMING CHARACTERISTICS Input Sample Rate fS 2 50 kHz MCLK/LRCLK = 512 10 MCLK/LRCLK = 384 20 MCLK Pulse-Width Low tMCLKL MCLK/LRCLK = 256 20 ns MCLK/LRCLK = 512 10 MCLK/LRCLK = 384 20 MCLK Pulse-Width High tMCLKH MCLK/LRCLK = 256 20 ns EXTERNAL SCLK MODE LRCLK Duty Cycle (Note 6) 25 75 % SCLK Pulse-Width Low tSCLKL 20 ns SCLK Pulse-Width High tSCLKH 20 ns SCLK Period tSCLK 1 / (128 x fS) ns LRCLK Edge to SCLK Rising tSLRS 20 ns LRCLK Edge to SCLK Rising tSLRH 20 ns SDATA Valid to SCLK Rising tSDS 20 ns SCLK Rising to SDATA Hold Time tSDH 20 ns |
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