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NAU8223 Datasheet(PDF) 6 Page - List of Unclassifed Manufacturers |
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NAU8223 Datasheet(HTML) 6 Page - List of Unclassifed Manufacturers |
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6 / 23 page  NAU8223Datasheet Rev 1.4 Page 6 of 23 August, 2013 Electrical Characteristics (continued) Conditions: EN = VDD = 5V, VSS = 0V, Av = 12dB, ZL = ∞, Bandwidth = 20Hz to 22kHz, TA = 25 oC Parameter Symbol Comments/Conditions Min Typ Max Units Normal Operation Quiescent Current Consumption IQUI VDD = 3.7V 2.1 mA VDD = 5V 3.17 mA Shut Down Current IOFF EN = 0 0.1 µA Oscillator Frequency fOSC 300 kHz Efficiency η 91 % Start Up Time Tstart 3.4 msec Output Offset Voltage VOS ±1 ±4 mV Common Mode Rejection Ratio CMRR fIN = 1kHz 80 dB Click-and-Pop Suppression Into Shutdown (ZL=8 ) A Weighted -72 dBV Power Supply Rejection Ratio DC PSRR VDD = 2.5V to 5.5V 98 dB AC PSRR* VRIPPLE = 0.2Vpp@217Hz** VRIPPLE = 0.2Vpp@1KHz VRIPPLE = 0.2Vpp@10KHz 87 74 54 dB Channel Crosstalk fIN = 1kHz, ZL = 8 + 68µH -101 dB *Measured with 0.1uF capacitor on V DD and Battery supply ** Measured with 2.2uF input capacitor. Parameter Symbol Comments/Conditions Min Typ Max Units Noise Performance Av = 0dB (A-weighted) 20 µVRMS Av = 6dB (A-weighted) 21 Av = 12dB (A-weighted) 27 Av = 18dB (A-weighted) 36 Av = 24dB (A-weighted) 52 The following setup is used to measure the above parameters |
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