AD1846 查看數據表（PDF） - Analog Devices
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AD1846 Datasheet PDF : 28 Pages
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DIGITAL DECIMATION AND INTERPOLATION FILTERS*
Min
Passband
Passband Ripple
Transition Band
Stopband
Stopband Rejection
Group Delay
Group Delay Variation Over Passband
0
0.4 ϫ FS
0.6 ϫ FS
74
ANALOG-TO-DIGITAL CONVERTERS
Min
Resolution
Dynamic Range (–60 dB Input,
70
THD+N Referenced to Full Scale, A-Weighted)
THD+N (Referenced to Full Scale)
Signal-to-Intermodulation Distortion
ADC Crosstalk*
Line Inputs (Input L, Ground R, Read R;
Input R, Ground L, Read L)
Line to MIC (Input LINE, Ground and
Select MIC, Read Both Channels)
Line to AUX1
Line to AUX2
Gain Error (Full-Scale Span Relative to Nominal Input Voltage)
Interchannel Gain Mismatch
(Difference of Gain Errors)
ADC Offset Error
DIGITAL-TO-ANALOG CONVERTERS
Min
Resolution
Dynamic Range (–60 dB Input,
80
THD+N Referenced to Full Scale, A-Weighted)
THD+N (Referenced to Full Scale)
Signal-to-Intermodulation Distortion
Gain Error (Full-Scale Span Relative to Nominal Output Voltage)
Interchannel Gain Mismatch
(Difference of L and R Gain Errors)
DAC Crosstalk* (Input L, Zero R, Measure
R_OUT; Input R, Zero L, Measure L_OUT)
Total Out-of-Band Energy*
(Measured from 0.6 ϫ FS to 96 kHz)
Audible Out-of-Band Energy*
(Measured from 0.6 ϫ FS to 20 kHz, Tested at 5.5 kHz)
*Guaranteed Not Tested.
Specifications subject to change without notice.
Max
0.4 ϫ FS
± 0.1
0.6 ϫ FS
∞
30/FS
0.0
AD1846
Units
Hz
dB
Hz
Hz
dB
µs
Typ
Max
Units
16
Bits
75
dB
0.02
%
–72
–70
dB
83
dB
–80
dB
–80
dB
–80
dB
–80
dB
± 10
%
± 0.5
dB
12
mV
Typ
Max
Units
16
Bits
83
dB
0.02
%
–73
–70
dB
86
dB
± 10
%
± 0.5
dB
–80
dB
–50
dB
–70
dB
REV. A
–3–
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