AD1884A View Datasheet(PDF) - Analog Devices
Part Name
Description
View to exact match
AD1884A Datasheet PDF : 20 Pages
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AD1884A
Parameter
MICROPHONE BIAS
MIC_BIAS-B, MIC_BIAS-C
MIC_BIAS_IN (Pin 33) = 5 V or 3.3 V
MIC_BIAS_IN (Pin 33) = 5 V
MIC_BIAS_IN (Pin 33) = 3.3 V
VREF Setting = High-Z
VREF Setting = 0 V
VREF Setting = 50%
VREF Setting = 80%
VREF Setting = 100%
VREF Setting = 80%
VREF Setting = 100%
MIC_BIAS-E (When Enabled as BIAS)
VREF Setting = High-Z
VREF Setting = 0 V
VREF Setting = 50%
VREF Setting = 80%
VREF Setting = 100%
Output Drive Current
GPIO 0
Input Signal High (VIH)
Input Signal Low (VIL)
Output Signal High (VOH)
Output Signal Low (VOL)
Input Leakage Current (Signal High) (IIH)
Input Leakage Current (Signal Low) (IIL)
GPIO 1 and GPIO 2
Input Signal High (VIH)
Input Signal Low (VIL)
Output Signal High (VOH)
Output Signal Low (VOL)
Input Leakage Current (Signal High) (IIH)
Input Leakage Current (Signal Low) (IIL)
S/PDIF-Out
Input Signal High (VIH)
Input Signal Low (VIL)
Output Signal High (VOH)
Output Signal Low (VOL)
Input Leakage Current (Signal High) (IIH)
Input Leakage Current (Signal Low) (IIL)
VREF Setting = 50%, 80%, or 100%
IOUT = –500 μA
IOUT = +1500 μA
IOUT = –500 μA
IOUT = +1500 μA
IOUT = –500 μA
IOUT = +1500 μA
Min
Typ
Max
Unit
High-Z
0
1.65
3.7
3.9
2.86
3.0
High-Z
0
1.65
2.86
3.0
1.6
DVIO × 0.60
0
DVIO × 0.72
0
150
–50
AVDD × 0.60
0
AVDD × 0.72
0
150
–50
DVIO × 0.60
0
DVIO × 0.72
0
150
–50
V dc
V dc
V dc
V dc
V dc
V dc
V dc
V dc
V dc
V dc
mA
DVIO
V
DVIO × 0.24 V
DVIO
V
DVIO × 0.10 V
nA
μA
AVDD
V
AVDD × 0.24 V
AVDD
V
AVDD × 0.10 V
nA
μA
DVIO
V
DVIO × 0.24 V
DVIO
V
DVIO × 0.10 V
nA
μA
Rev. 0 | Page 6 of 20 | March 2008
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