An alog Ch aract erist ics
(Ta=25°C, VA=VD=VREF=5V, Fs=48kHz, in pu t=1kHz 24 bit data, measu remen t bandwidth =20Hz-
20kHz, u n less otherwise specified)
Param eter
Dyn am ic Ran ge
THD+N
Com m en ts
ou tpu t=-60dBFS (A-wt)
ou tpu t= 0dBFS
ou tpu t=-20dBFS
ou tpu t=-60dBFS
Min
Typ
107
-90
-84
-44
-118
+/ -4.0
.05
Max
Un its
dB
dB
dB
dB
dB
V
dB
m V
V
Crosstalk
Ou tpu t voltage
ou tpu t= 0dBFS
[OUT+]-[OUT-]1 Fu llscale
in terch an n el m atch
differen tial dc offset
com m on m ode dc bias
1
2.5
Max. ou tpu t cu rren t
Ou tpu t im pedan ce
Power su pply cu rren t an alog (IA)
+/ -0.4
3
28
6
190
170
m A
Oh m
m A
m A
µA
m W
%
dB
differen tial
digital (ID)
2
REF cu rren t
Power con su m ption
Gain Error
IREF
REF+ h eld at 5V
REF+ h eld at 5V
+/ -.69
PSRR
70
Note 1: Ou tpu t voltage scales linearly with referen ce poten tial ([REF+]-[REF-])
Note 2: REF cu rren t scales with Fs.
Com bin ed Digit al an d An alog Filt er Ch aract erist ics
(Ta=25°C, VA=VD=VREF=5V, Fs48kHz)
Param eter
Passban d
Com m en ts
+/ -0.1dB BW1
Ripple
Frequ en cy1
Atten u ation
Min
0
Typ
Max
21.77K
+/ -.007
Un its
Hz
dB
Hz
dB
Stopban d
26.23k
-70
Grou p delay
28.5
1/ Fs
Deem ph asis Filter
Fs=44.1kHz
‘pole’ tim e con stan t
‘zero’ tim e con stan t
50
15
µs
µs
Note 1: passban d, stopban d, an d deemph asis frequ encies scale with Fs.
Alesis Semicon du ctor
DS1201-0702
12555 J efferson Blvd., Su ite 285
Los An geles, CA 90066
Ph one (310) 301-0780 Fax (310) 306-1551 www.alesis-semi.com
- 3 -
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