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ADS7866
ADS7867
ADS7868
SLAS465–JUNE2005
规格,ads7868(持续)
At–40
°
Cto85
°
c,f
样本
=280KSPSandf
SCLK
=3.4mhzif1.6v
≤
V
DD
≤
3.6v;f
样本
=140KSPSandf
SCLK
=1.7mhzif
1.2v
≤
V
DD
<1.6v(unlessotherwisenoted)
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
1.2v
≤
V
DD
<1.6v–0.20.2
×
V
DD
1.6v
≤
V
DD
<1.8v–0.20.2
×
V
DD
V
IL
InputlogiclowlevelV
1.8v
≤
V
DD
<2.5v–0.20.3
×
V
DD
2.5v
≤
V
DD
≤
3.6v–0.20.8
I
SCLK
SCLKpinleakagecurrentDigitalinput=0VorV
DD
–10.021µa
I
CS
CSpinleakagecurrent
±
1µA
Digitalinputpin
C
在
10pF
电容
DIGITALOUTPUT
V
OH
OutputlogichighlevelI
源
=200µAV
DD
–0.2v
DD
V
V
OL
OutputlogiclowlevelI
下沉
=200µa00.2v
I
SDO
SDOpinleakagecurrentFloatingoutput–11µA
Digitaloutputpin
C
输出
Floatingoutput10pF
电容
dataformat,笔直地
二进制的
POWERSUPPLYREQUIREMENTS
V
DD
supplyvoltage1.23.6v
f
样本
=280ksps,f
SCLK
=3.4mhz,v
DD
=3.6v439500
µA
f
样本
=100ksps,f
SCLK
=3.4mhz,v
DD
=3.6v154
f
样本
=280ksps,f
SCLK
=3.4mhz,v
DD
=1.6v264330
supplycurrent,digitalinputs=0v
I
DD
µA
normaloperationorV
DD
f
样本
=100ksps,f
SCLK
=3.4mhz,v
DD
=1.6v93
f
样本
=140ksps,f
SCLK
=1.7mhz,v
DD
=1.2v201250
µA
f
样本
=50ksps,f
SCLK
=1.7mhz,v
DD
=1.2v70
I
DD
电源-downmodesclkonoroff0.0080.3µa
POWERDISSIPATION
f
样本
=280ksps,f
SCLK
=3.4mhz,v
DD
=3.6v1.581.8
Normaloperationf
样本
=280ksps,f
SCLK
=3.4mhz,v
DD
=1.6v0.420.53mw
f
样本
=140ksps,f
SCLK
=1.7mhz,v
DD
=1.2v0.240.3
电源-downmodesclkonoroff,v
DD
=3.6v1.08µw
TEMPERATURERANGE
Specifiedperformance–4085
°
C
8
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