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CS4349 Datasheet(PDF) 10 Page - Cirrus Logic |
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CS4349 Datasheet(HTML) 10 Page - Cirrus Logic |
10 / 40 page 10 DS782F1 CS4349 DAC ANALOG CHARACTERISTICS - AUTOMOTIVE (-DZZ) Test conditions (unless otherwise specified): VLS = 1.35 V to 5.25 V, VLC = 3.14 V to 5.25 V, TA = -40° C to 85° C, input test signal is a 997 Hz sine wave; Valid with the recommended capacitor values on VFILT, VQ, and VBIAS and output circuit as shown in the typical connection diagram in Figure 10and Figure 17; Fs = 48 kHz, 96 kHz, and 192 kHz; mea- surement bandwidth 10 Hz to 20 kHz. Parameter Symbol Min Typ Max Unit VA = 4.75 V to 5.25 V Dynamic Range (Note 3) 24-bit A-Weighted unweighted 16-bit A-Weighted unweighted 95 92 - - 101 98 95 92 - - - - dB dB dB dB Total Harmonic Distortion + Noise (Note 3) 24-bit 0 dB -20 dB -60 dB 16-bit 0 dB -20 dB -60 dB THD+N - - - - - - -91 -78 -38 -90 -72 -32 -85 - -32 - - - dB dB dB dB dB dB VA = 3.14 V to 3.46 V Dynamic Range (Note 3) 24-bit A-Weighted unweighted 16-bit A-Weighted unweighted 95 91 - - 101 98 95 92 - - - - dB dB dB dB Total Harmonic Distortion + Noise (Note 3) 24-bit 0 dB -2 dB -20 dB -60 dB 16-bit 0 dB -20 dB -60 dB THD+N - - - - - - - -81 -91 -78 -38 -83 -72 -32 -50 - - -31 - - - dB dB dB dB dB dB VA = 3.14 to 5.25 V Interchannel Isolation (1 kHz) - 100 - dB DC Accuracy Interchannel Gain Mismatch - 0.1 0.25 dB Gain Drift - -400 - ppm/°C Analog Output Full Scale Output Voltage 2.63 2.78 3.05 Vpp Quiescent Voltage VQ -0.5•VA - VDC Max DC Current draw from an AOUT pin IOUTmax -10 - μA Max Current draw from VQ IQmax -100 - μA Max AC-Load Resistance (Note 4) RL -3 - k Ω Max Load Capacitance (Note 4) CL -100 - pF Output Impedance ZOUT -100 - Ω |
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