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AD1843JS bảng dữ liệu(PDF) 4 Page - Analog Devices |
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AD1843JS bảng dữ liệu(HTML) 4 Page - Analog Devices |
4 / 64 page REV. 0 –4– AD1843 DAC1 DIGITAL-TO-ANALOG CONVERTERS Min Typ Max Units Audio Dynamic Range (–60 dB Input, THD+N Referenced to Full Scale, A-Weighted, DA1FLT = 0) 77 80 dB Audio THD+N (Referenced to Full Scale, DA1FLT = 0) 0.03 % –74 –70 dB Audio Signal-to-Intermodulation Distortion* (CCIF Method) –92 –80 dB Interchannel Gain Mismatch (Difference of Gain Errors) ±0.5 dB DAC Crosstalk* (Input L, Zero R, Measure LOUT1R; Input R, Zero L, Measure LOUT1L) –77 dB Total Out-of-Band Energy* (Measured from 0.6 × F S to 100 kHz in Audio Mode) –60 dB Audible Out-of-Band Energy* (Measured from 0.6 × F S to 22 kHz in Audio Mode, Tested at FS = 8.0 kHz) –72 dB DAC2 DIGITAL-TO-ANALOG CONVERTERS Min Typ Max Units Audio Dynamic Range (–60 dB Input, THD+N Referenced to Full Scale, A-Weighted, DA2FLT = 0) 78 80 dB Modem Dynamic Range (–60 dB Input, THD+N Referenced to Full Scale, 300 Hz to 4 kHz Analog Output Passband, DA2FLT = 1, RDA2G5:0 & LDA2G5:0 = 000101 [4.5 dB], FS = 12.8 kHz) 87 90 dB Audio THD+N (Referenced to Full Scale, DA2FLT = 0) 0.03 % –77 –70 dB Modem THD+N (–3.0 dB Referenced to Full Scale, 300 Hz to 4 kHz Analog Output Passband, DA2FLT = 1, RDA2G5:0 & LDA2G5:0 = 000101 [4.5 dB], FS = 12.8 kHz) 0.016 % –81 –76 dB Audio Signal-to-Intermodulation Distortion* (CCIF Method) –86 –80 dB Interchannel Gain Mismatch (Difference of Gain Errors) ±0.5 dB DAC Crosstalk* (Input L, Zero R, Measure LOUT2R; Input R, Zero L, Measure LOUT2L) –80 dB Total Out-of-Band Energy* (Measured from 0.6 × F S to 100 kHz in Audio Mode) –60 dB Audible Out-of-Band Energy* (Measured from 0.6 × F S to 22 kHz in Audio Mode, Tested at FS = 8.0 kHz) –72 dB DC Offset 525 mV DAC1 AND DAC2 ANALOG AMPLIFIERS/ATTENUATORS Min Typ Max Units Step Size (+12.0 dB to –30.0 dB) (All Steps Tested) 1.25 1.5 1.75 dB Step Size (–31.5 dB to –34.5 dB) (All Steps Tested) 1.1 1.5 1.9 dB Step Size (–36.0 dB to –82.5 dB)* 1.3 1.5 1.7 dB Output Attenuation Span* 81.5 82.5 83.5 dB Mute Attenuation* –80 dB DIGITAL MIX ATTENUATORS Min Typ Max Units Step Size (0 dB to –94.5 dB)* (All Steps Tested) 1.3 1.5 1.7 dB Output Attenuation Span* 93.5 94.5 95.5 dB Mute Attenuation* –90 dB |
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