www.德州仪器.com
ADS8406
SLAS426A–AUGUST2004–REVISEDDECEMBER2004
规格(持续)
T
一个
=–40
°
Cto85
°
c,+va=5v,+vbd=3vor5v,v
ref
=4.096v,f
样本
=1.25mhz(unlessotherwisenoted)
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
INTERNALREFERENCEOUTPUT
from95%(+va)with1-µf
internalreferencestart-uptime120ms
storagecapacitor
V
ref
referencevoltageiout=04.0654.0964.13v
SourcecurrentStaticload10µA
lineregulation+va=4.75to5.25v0.6mv
driftiout=036ppm/
°
C
digitalinput/输出
Logicfamily—CMOS
V
IH
HighlevelinputvoltageI
IH
=5µa+vbd–1+vbd+0.3
V
IL
LowlevelinputvoltageI
IL
=5µa–0.30.8
V
V
OH
HighleveloutputvoltageI
OH
=2ttlloads+vbd–0.6+vbd
V
OL
LowleveloutputvoltageI
OL
=2ttlloads00.4
dataformat—2'scomplement
POWERSUPPLYREQUIREMENTS
+vbd2.735.25v
Powersupplyvoltage
+va4.7555.25v
supplycurrent,+va
(8)
f
s
=1.25mhz3134ma
P
D
Powerdissipation
(8)
f
s
=1.25mhz155170mw
TEMPERATURERANGE
T
一个
operatingfree-airtemperature–4085
°
C
(8)thisincludesonly+vacurrent.+vbdcurrentistypically1mawith5-pfloadcapacitanceonoutputpins.
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