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AKD4614 Datasheet(PDF) 10 Page - Asahi Kasei Microsystems |
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AKD4614 Datasheet(HTML) 10 Page - Asahi Kasei Microsystems |
10 / 69 page [AK4614] MS1025-E-00 2008/10 - 10 - ANALOG CHARACTERISTICS (Ta=25 °C; AVDD1=AVDD2=TVDD1=TVDD2=3.3V, DVDD =1.8V; VSS1=VSS2=0V; VREFH1=AVDD1, VREFH2=AVDD2; fs=48kHz; BICK=64fs; Signal Frequency=1kHz; 24bit Data; Measurement Frequency=20Hz ∼20kHz at 48kHz, 20Hz~40kHz at fs=96kHz, 20Hz~40kHz at fs=192kHz; unless otherwise specified) Parameter min typ max Units ADC Analog Input Characteristics (single inputs) Resolution 24 Bits -1dBFS 84 92 dB fs=48kHz BW=20kHz -60dBFS 40 -1dBFS 83 91 dB fs=96kHz BW=40kHz -60dBFS 37 -1dBFS 91 S/(N+D) fs=192kHz BW=40kHz -60dBFS 37 DR (-60dBFS with A-weighted) 95 103 dB S/N (A-weighted) 95 103 dB Interchannel Isolation 90 110 dB Interchannel Gain Mismatch 0.1 0.5 dB Gain Drift 40 - ppm/ °C Input Voltage AIN=0.65xVREFH1 1.94 2.15 2.37 Vpp Input Resistance 7 9 k Ω Power Supply Rejection (Note 7) 50 dB ADC Analog Input Characteristics (differential inputs) -1dBFS 89 97 dB fs=48kHz BW=20kHz -60dBFS 40 dB -1dBFS 86 94 fs=96kHz BW=40kHz -60dBFS 37 -1dBFS 94 S/(N+D) fs=192kHz BW=40kHz -60dBFS 37 DR (-60dBFS with A-weighted) 96 104 dB S/N (A-weighted) 96 104 dB Interchannel Isolation 90 110 dB Interchannel Gain Mismatch 0.1 0.5 dB Gain Drift 40 - ppm/ °C Input Voltage AIN=0.65xVREFH1 (Note 8) ±1.94 ±2.15 ±2.37 Vpp Input Resistance 11 13 k Ω Power Supply Rejection (Note 7) 50 dB Common Mode Rejection Ratio (CMRR) (Note 9) 74 dB DAC Analog Output Characteristics (single outputs) Resolution 24 Bits 0dBFS 84 94 dB fs=48kHz BW=20kHz -60dBFS 44 0dBFS 86 92 fs=96kHz BW=40kHz -60dBFS 41 0dBFS 92 S/(N+D) fs=192kHz BW=40kHz -60dBFS 41 DR (-60dBFS with A-weighted) 97 105 dB S/N (A-weighted) 97 105 dB Interchannel Isolation 90 110 dB Interchannel Gain Mismatch 0.1 0.5 dB Gain Drift 20 - ppm/ °C Output Voltage AOUT=0.65xVREFH2 1.87 2.08 2.29 Vpp Load Resistance (AC Load) 5 k Ω Load Capacitance 30 pF Power Supply Rejection (Note 7) 50 dB |
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