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AD1980 Datasheet(PDF) 3 Page - Analog Devices |
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AD1980 Datasheet(HTML) 3 Page - Analog Devices |
3 / 32 page REV. 0 AD1980 –3– Parameter Min Typ Max Unit ANALOG-TO-DIGITAL CONVERTERS Resolution 16 Bits Total Harmonic Distortion (THD) AVDD = 5.0 V –78 dB Dynamic Range (–60 dB Input THD + N Referenced to FS, A-Weighted) 82 dB AVDD = 5.0 V Signal-to-Intermodulation Distortion * (CCIF Method) 84 dB ADC Crosstalk * Line Inputs (Input L, Ground R, Read R; Input R, Ground L, Read L) –95 –90 dB LINE_IN to Other –90 –85 dB Gain Error (Full-Scale Span Relative to Nominal Input Voltage) ±10 % Interchannel Gain Mismatch (Difference of Gain Errors) ±0.5 dB ADC Offset Error * (0 dB Gain, HPF On) ±10 mV DIGITAL-TO-ANALOG CONVERTERS Resolution 20 Bits Total Harmonic Distortion (THD), LINE_OUT, AVDD = 5.0 V –90 dB Total Harmonic Distortion (THD), HP_OUT, AVDD = 5.0 V –73 dB Total Harmonic Distortion (THD), CENTER/LFE, AVDD = 5.0 V –82.5 dB Dynamic Range (–60 dB Input THD + N Referenced to FS A-Weighted) 90 dB AVDD = 5.0 V Signal-to-Intermodulation Distortion * (CCIF Method) 88 dB Gain Error (Full-Scale Span Relative to Nominal Input Voltage) ±10 % Interchannel Gain Mismatch (Difference of Gain Errors) ±0.7 dB DAC Crosstalk (Input L, Zero R, Read LINE_OUT_R; Input R, –80 dB Zero L, Read LINE_OUT_L, 10 k Ω Load)* Total Audible Out-of-Band Energy * (Measured from 0.6 fS to 20 kHz) –40 dB ANALOG OUTPUT Full-Scale Output Voltage; LINE_OUT/MONO_OUT, CENTER_OUT, LFE_OUT 1V rms 2.83 V p-p Output Impedance * 800 Ω External Load Impedance * (LINE_OUT, CENTER_OUT/LFE_OUT, MONO_OUT) 10 k Ω Output Capacitance * 15 pF External Load Capacitance * 100 pF Full-Scale Output Voltage; HP_OUT (0 dB Gain) 1 V rms External Load Impedance *; HP_OUT 32 Ω VREF 2.05 2.25 2.45 V VREF_OUT (VREFH = 0) 2.25 V VREF_OUT (VREFH = 1) 3.65 V VREF_OUT Current Drive 5mA Mute Click (Muted Output Minus Unmuted Midscale DAC Output) ±5mV STATIC DIGITAL SPECIFICATIONS High Level Input Voltage (VIH): Digital Inputs 0.65 DVDD V Low Level Input Voltage (VIL) 0.35 DVDD V High Level Output Voltage (VOH), IOH = 2 mA 0.9 DVDD V Low Level Output Voltage (VOL), IOL = 2 mA 0.1 DVDD V Input Leakage Current –10 +10 µA Output Leakage Current –10 +10 µA POWER SUPPLY Power Supply Range; Analog (AVDD)4.75 5.25 V Power Supply Range; Digital (DVDD)3.15 3.45 V Power Dissipation 5 V/3.3 V 563 mW Analog Supply Current 5 V (AVDD)70 mA Digital Supply Current 3.3 V (DVDD)53 mA Power Supply Rejection (100 mV p-p Signal @ 1 kHz) * 40 dB (At Both Analog and Digital Supply Pins, Both ADCs and DACs) *Guaranteed but not tested. Specifications subject to change without notice. |
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