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DEVICEINFORMATION
V
DIG
V
ANA
BUSY
CS
r/c
字节
DZ
DZ
DZ
DZ
d0 (lsb)
D1
D2
D3
V
在
AGND1
REF
CAP
AGND2
D11 (msb)
D10
D9
D8
D7
D6
D5
D4
DGND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
ADS8504
SLAS434–JUNE2005
electricalcharacteristics(持续)
T
一个
=-40°cto85°c,f
s
=250khz,v
DIG
=V
ANA
=5v,usinginternalreference(unlessotherwisenoted)
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
POWERSUPPLIES
V
DIG
digitalinputvoltage4.7555.25v
V
ANA
analoginputvoltage4.7555.25v
Mustbe
≤
V
ANA
I
DIG
Digitalinputcurrent4mA
I
ANA
Analoginputcurrent10mA
Powerdissipationf
S
=250kHz70100mW
TEMPERATURERANGE
specifiedperformance-4085°c
Deratedperformance
(8)
-55125°c
存储-65150°c
thermalresistance(
Θ
JA
)
so46°c/w
(8)theinternalreferencemaynotbestartedcorrectlybeyondtheindustrialtemperaturerange(-40°cto85°c),thereforeuseofan
externalreferenceisrecommended.
DWPACKAGE
(topview)
4
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