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AD1882JCPZ-RL1 Arkusz danych(PDF) 4 Page - Analog Devices |
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AD1882JCPZ-RL1 Arkusz danych(HTML) 4 Page - Analog Devices |
4 / 16 page Rev. 0 | Page 4 of 16 | July 2007 AD1882 AD1882 SPECIFICATIONS TEST CONDITIONS PERFORMANCE GENERAL SPECIFICATIONS Parameter Test Condition Temperature Digital Supply Analog Supply MIC_BIAS_IN (via Low-Pass Filter) Sample Rate fS Input Signal (Frequency Sine Wave) Amplitude for THD + N Analog Output Pass Band 25°C 3.3 V 3.3 V 5.0 V 48 kHz 1008 Hz –3.0 dB Full Scale 20 Hz to 20 kHz DAC 10 k Ω Output Load: Line Out Tests 32 Ω Output Load: Headphone Tests ADC 0 dB Gain Parameter Min Typ Max Unit Line Out Drive (10 k Ω Loads—DAC to Pin) Total Harmonic Distortion (THD + N) Dynamic Range (–60 dB in Ref to fS A-Weighted) Signal-to-Noise Ratio –85 95 95 dB dB dB Headphone Drive (32 Ω Loads—DAC to Pin) Total Harmonic Distortion (THD + N) Dynamic Range (–60 dB in Ref to fS A-Weighted) Signal-to-Noise Ratio –83 95 95 dB dB dB Input Ports (Pin to ADC, Mic Boost = 0 dB) Total Harmonic Distortion (THD + N) Dynamic Range (–60 dB in Ref to fS A-Weighted) Signal-to-Noise Ratio –81 90 90 dB dB dB Table 4. AD1882 General Specifications Parameter Min Typ Max Unit DIGITAL DECIMATION AND INTERPOLATION FILTERS 1 Pass Band – fS (kHz) = 8 ~ 96 0 0.4 f S Hz Pass-Band Ripple– fS (kHz) = 8 ~ 96 ±0.005 dB Stop Band – fS (kHz) = 8 ~ 96 0.6 fS Hz Stop-Band Rejection – fS (kHz) = 8 ~ 96 dB Group Delay – fS (kHz) = 8 ~ 96 +20 –100 1/fS Group Delay Variation Over Pass Band 0 μs ANALOG TO DIGITAL CONVERTERS Resolution 24 Bits Gain Error (Full-Scale Span Relative to Nominal Input Voltage)2 ±10 % Interchannel Gain Mismatch (Difference of Gain Errors) ±0.5 dB ADC Offset Error1 ±5mV ADC Crosstalk 1 Line Inputs (Input L, Ground R, Read R; Input R, Ground L, Read L) –85 dB Line_In to Other –100 –80 dB |
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