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AD1981HD Datasheet(PDF) 6 Page - Analog Devices |
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AD1981HD Datasheet(HTML) 6 Page - Analog Devices |
6 / 16 page ![]() AD1981HD Rev. 0 | Page 6 of 16 Table 9. Analog Output Parameter Min Typ Max Unit FULL-SCALE OUTPUT VOLTAGE (Headphone Disabled) 1 V rms 2.83 V p-p Output Impedance1 300 Ω External Load Impedance 10 kΩ Output Capacitance 15 pF External Load Capacitance 1000 pF FULL-SCALE OUTPUT VOLTAGE (Headphone Out) 1 V rms 2.83 V p-p Output Impedance 1 Ω External Load Impedance 32 Ω Output Capacitance 15 pF External Load Capacitance 1000 pF VREF_FILT 2.050 2.250 2.450 V MIC_BIAS (Ports B, C, D) 2.250 V (xVREF [2:0] = 100, AVDD = 5.0 V) 3.700 V (xVREF [2:0] = 010) 0.0 V Current Drive 5 mA MUTE CLICK (MUTED OUTPUT, UNMUTED MIDSCALE DAC OUTPUT) ±5 mV 1 Guaranteed by design; not production tested. Table 10. Static Digital Specifications Parameter Min Typ Max Unit 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 0.90 × DVDD V LOW LEVEL OUTPUT VOLTAGE (VOL), IOL = 2 mA 0.10 × DVDD V INPUT LEAKAGE CURRENT −10 +10 μA OUTPUT LEAKAGE CURRENT −10 +10 μA INPUT/OUTPUT PIN CAPACITANCE 7.5 pF Table 11. Power Supply Parameter Min Typ Max Unit POWER SUPPLY RANGE—ANALOG (AVDD) ±10% 4.5 5.5 V POWER SUPPLY RANGE—DIGITAL (DVDD) ±10% 2.97 3.63 V POWER DISSIPATION—ANALOG (AVDD)/DIGITAL (DVDD) 275/132 mW ANALOG SUPPLY CURRENT—ANALOG (AVDD) 43 mA DIGITAL SUPPLY CURRENT—DIGITAL (DVDD) 40 mA POWER SUPPLY REJECTION (100 mV p-p Signal @ 1 kHz) 40 dB Table 12. D3 Power-Down Savings Parameter DVDD AVDD Unit FUNCTION NODE 0.5 0.0 mA DAC 6.2 9.0 mA ADC 8.0 8.0 mA MIXER 0.0 15 mA |