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AD1881A Datasheet(Fiches technique) 3 Page - Analog Devices

Numéro de pièce AD1881A
Description  AC’97 SoundMAX Codec
Télécharger  26 Pages
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Fabricant  AD [Analog Devices]
Site Internet  http://www.analog.com
Logo AD - Analog Devices

AD1881A Datasheet(HTML) 3 Page - Analog Devices

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AD1881A
DIGITAL DECIMATION AND INTERPOLATION FILTERS
*
Parameter
Min
Typ
Max
Unit
Passband
0
0.4
× FS
Hz
Passband Ripple
±0.09
dB
Transition Band
0.4
× FS
0.6
× FS
Hz
Stopband
0.6
× FS
Hz
Stopband Rejection
–74
dB
Group Delay
12/FS
sec
Group Delay Variation Over Passband
0.0
µs
ANALOG-TO-DIGITAL CONVERTERS
Parameter
Min
Typ
Max
Unit
Resolution
16
Bits
Total Harmonic Distortion (THD)
0.02
%
–74
dB
Dynamic Range (–60 dB Input THD+N Referenced to Full Scale, A-Weighted)
87
dB
Signal-to-Intermodulation Distortion
* (CCIF Method)
85
dB
ADC Crosstalk
*
Line Inputs (Input L, Ground R, Read R; Input R, Ground L, Read L)
–100
–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
±10.5
mV
DIGITAL-TO-ANALOG CONVERTERS
Parameter
Min
Typ
Max
Unit
Resolution
16
Bits
Total Harmonic Distortion (THD) LINE_OUT, LNLVL_OUT
0.02
%
–74
dB
Dynamic Range (–60 dB Input THD+N Referenced to Full Scale, A-Weighted)
90
dB
Signal-to-Intermodulation Distortion
* (CCIF Method)
85
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, Measure R_OUT; Input R, Zero L,
–80
dB
Measure L_OUT)
Total Audible Out-of-Band Energy (Measured from 0.6
× FS to 20 kHz)*
–40
dB
ANALOG OUTPUT
Parameter
Min
Typ
Max
Unit
Full-Scale Output Voltage
1V rms
(LINE_OUT, LNLVL_OUT)
2.83
V p-p
Output Impedance
*
500
External Load Impedance
*
10
k
Output Capacitance
*
15
pF
External Load Capacitance
100
pF
VREF
2.0
2.2
2.5
V
VREF_OUT
2.2
V
Mute Click (Muted Output Minus Unmuted Midscale DAC Output)
±5mV
*Guaranteed, not tested.
Specifications subject to change without notice.


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