Datasheet

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Timing Requirements
Switching Characteristics
TPS3307-18 , TPS3307-25 , TPS3307-33
SLVS199C – DECEMBER 1998 – REVISED DECEMBER 2006
At V
DD
= 2V to 6V, R
L
= 1M Ω , C
L
= 50pF, T
A
= +25 ° C.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
SENSEn V
SENSEnL
= V
IT–
– 0.2V, V
SENSEnH
= V
IT+
+0.2V 6 µ s
t
w
Pulse width
MR V
IH
= 0.7 × V
DD
, V
IL
= 0.3 × V
DD
100 ns
At V
DD
= 2V to 6V, R
L
= 1M Ω , C
L
= 50pF, T
A
= +25 ° C.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
I(SENSEn)
≥ V
IT+
+ 0.2V,
t
d
Delay time 140 200 280 ms
MR ≥ 0.7 × V
DD
. See Timing Diagram.
Propagation (delay) time, MR to RESETMR to
t
PHL
high-to-low level output RESET
V
I(SENSEn)
≥ V
IT+
+ 0.2V,
200 500 ns
V
IH
= 0.7 × V
DD
, V
IL
= 0.3 × V
DD
Propagation (delay) time, MR to RESETMR to
t
PLH
low-to-high level output RESET
Propagation (delay) time, SENSEn to RESET
t
PHL
high-to-low level output SENSEn to RESET
V
IH
= V
IT+
+0.2V, V
IL
= V
IT–
– 0.2V,
1 5 µ s
MR ≥ 0.7 × V
DD
Propagation (delay) time, SENSEn to RESET
t
PLH
low-to-high level output SENSEn to RESET
7
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