Datasheet

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RECOMMENDED OPERATING CONDITIONS
ELECTRICAL CHARACTERISTICS
SWITCHING CHARACTERISTICS
TIMING REQUIREMENTS
TPS3806J20
TPS3806I33
SLVS393A – JULY 2001 – REVISED NOVEMBER 2004
MIN MAX UNIT
Supply voltage, V
DD
1.3 6 V
Input voltage, V
I
0 V
DD
+ 0.3 V
Operating free-air temperature range, T
A
-40 +85 ° C
over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
DD
= 1.5 V, I
OL
= 1 mA
V
OL
Low-level output voltage V
DD
= 3.3 V, I
OL
= 2 mA 0.3 V
V
DD
= 6 V, I
OL
= 3 mA
Power-up reset voltage
(1)
V
DD
≥ 0.8 V, I
OL
= 50 µA 0.2 V
LSENSE 1.198 1.207 1.216
TPS3806J20 T
A
= +25 ° C 1.787 1.8 1.813 V
TPS3806I33 2.978 3.0 3.022
LSENSE 1.188 1.207 1.226
Negative-going
V
IT
TPS3806J20 T
A
= 0 ° C to +70 ° C 1.772 1.8 1.828 V
input threshold voltage
(2)
TPS3806I33 2.952 3.0 3.048
LSENSE 1.183 1.207 1.231
TPS3806J20 T
A
= -40 ° C to +85 ° C 1.764 1.8 1.836 V
TPS3806I33 2.94 3.0 3.06
1.2 V < V
IT
< 2.5 V 60
V
hys
Hysteresis mV
2.5 V < V
IT
< 3.5 V 90
I
I
Input current LSENSE, HSENSE -25 25 nA
I
OH
High-level output current V
DD
= V
IT
+ 0.2 V, V
OH
= V
DD
300 nA
V
DD
= 3.3 V, Output unconnected 3 5
I
DD
Supply current µA
V
DD
= 6 V, Output unconnected 4 6
C
i
Input capacitance V
I
= 0 V to V
DD
1 pF
(1) The lowest supply voltage at which RESET becomes active. t
r,VDD
≥ 15 µs/V
(2) To ensure best stability of the threshold voltage, place a bypass capacitor (ceramic, 0.1 µF) near the supply terminals.
at R
L
= 1 M Ω , C
L
= 50 pF, T
A
= -40 ° C to +85 ° C
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
DD
to RESET delay
Propagation (delay) time,
t
PHL
5 100 µs
high-to-low-level output
LSENSE to RSTSENSE delay
V
IH
= 1.05 x V
IT
,
V
IL
= 0.95 x V
IT
V
DD
to RESET delay
Propagation (delay) time,
t
PLH
5 100 µs
low-to-high-level output
HSENSE to RSTSENSE delay
at R
L
= 1 M Ω , C
L
= 50 pF, T
A
= -40 ° C to +85 ° C
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
At V
DD
t
w
Pulse width V
IH
= 1.05 x V
IT
, V
IL
= 0.95 x V
IT
5.5 µs
At SENSE
3