AD1887 데이터 시트보기 (PDF) - Analog Devices
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AD1887 Datasheet PDF : 16 Pages
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ANALOG-TO-DIGITAL CONVERTERS
Parameter
Resolution
Total Harmonic Distortion (THD)
Dynamic Range (–60 dB Input THD + N Referenced to Full Scale, A-Weighted)
Signal-to-Intermodulation Distortion* (CCIF Method)
ADC Crosstalk*
Line Inputs (Input L, Ground R, Read R; Input R, Ground L, Read L)
LINE_IN to Other
Gain Error (Full-Scale Span Relative to Nominal Input Voltage)
Interchannel Gain Mismatch (Difference of Gain Errors)
ADC Offset Error
DIGITAL-TO-ANALOG CONVERTERS
Parameter
Resolution
Total Harmonic Distortion (THD) HP_OUT
Dynamic Range (–60 dB Input THD + N Referenced to Full Scale, A-Weighted)
Signal-to-Intermodulation Distortion* (CCIF Method)
Gain Error (Full-Scale Span Relative to Nominal Input Voltage)
Interchannel Gain Mismatch (Difference of Gain Errors)
DAC Crosstalk* (Input L, Zero R, Measure R_OUT; Input R, Zero L,
Measure L_OUT)
Total Audible Out-of-Band Energy (Measured from 0.6 × fS to 20 kHz)*
ANALOG OUTPUT
Parameter
Full-Scale Output Voltage; HP_OUT
Output Impedance*
External Load Impedance*
Output Capacitance*
External Load Capacitance
VREF
VREF_OUT
VREF_OUT Current Drive
Mute Click (Muted Output Minus Unmuted Midscale DAC Output)
STATIC DIGITAL SPECIFICATIONS
Parameter
High-Level Input Voltage (VIH): Digital Inputs
Low-Level Input Voltage (VIL)
High-Level Output Voltage (VOH), IOH = 2 mA
Low-Level Output Voltage (VOL), IOL = 2 mA
Input Leakage Current
Output Leakage Current
POWER SUPPLY
Parameter
Power Supply Range—Analog (AVDD)
Power Supply Range—Digital (DVDD)
Power Dissipation—5 V/3.3 V
Analog Supply Current—5 V (AVDD)
Digital Supply Current—3.3 V (DVDD)
Power Supply Rejection (100 mV p-p Signal @ 1 kHz)*
(At Both Analog and Digital Supply Pins, Both ADCs and DACs)
*Guaranteed but not tested.
Min
Typ
16
–84
84
87
85
–100
–90
Min
Typ
16
–75
85
90
–100
± 10
–40
Min
Typ
1
2.83
32
2.05
2.25
2.25
±5
Min
Typ
0.65 × DVDD
0.9 × DVDD
–10
–10
Min
Typ
4.75
3.15
253
36
22
40
AD1887
Max
Unit
Bits
dB
dB
dB
–90
dB
–85
dB
± 10
%
± 0.5
dB
±5
mV
Max
Unit
Bits
dB
dB
dB
%
± 0.7
dB
–80
dB
dB
Max
Unit
V rms
V p-p
800
Ω
Ω
15
pF
100
pF
2.45
V
V
5
mA
mV
Max
Unit
V
0.35 × DVDD V
V
0.1 × DVDD V
+10
µA
+10
µA
Max
Unit
5.25
V
3.45
V
mW
mA
mA
dB
REV. 0
–3–
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