www.德州仪器.com
TIMINGREQUIREMENTS
SWITCHINGCHARACTERISTICS
tps3306-15
tps3306-18,tps3306-20
tps3306-25,tps3306-33
SLVS290A–APRIL2000–REVISEDMAY2004
atV
DD
=2.7vto6v,r
L
=1M
Ω
,c
L
=50pf,t
一个
=25
°
C
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
SENSEnV
SENSEnL
=V
它
-0.2v,v
SENSEnH
=V
它
+0.2v6µs
t
w
Pulsewidth
WDIV
IH
=0.7
×
V
DD
,v
IL
=0.3
×
V
DD
100ns
atV
DD
=2.7vto6v,r
L
=1M
Ω
,c
L
=50pf,t
一个
=25
°
C
PARAMETERTESTCONDITIONSMINTYPMAXUNIT
V
i(sensen)
≥
V
它
+0.2v,
t
t(输出)
watchdogtimeout0.50.81.2s
Seetimingdiagram
V
i(sensen)
≥
V
它
+0.2v,
t
d
Delaytime70100140ms
Seetimingdiagram
传播(延迟)时间,
t
PHL
SENSEntoRESETV
IH
=V
它
+0.2v,v
IL
=V
它
-0.2v15µs
高-至-lowleveloutput
传播(延迟)时间,
t
PHL
高-至-lowleveloutput
pfitopfo0.51µs
传播(延迟)时间,
t
PLH
低-至-highleveloutput
8