Datasheet
SLVS340D − DECEMBER 2000 − REVISED JULY 2008
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8
ELECTRICAL CHARACTERISTICS
OVER RECOMMENDED OPERATING CONDITIONS (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
DD
= 1.8 V I
OH
= −400 µA V
DD
− 0.2 V
RESET
V
DD
= 3.3 V, I
OH
= −2 mA
V
DD
= 5 V, I
OH
= −3 mA
V
DD
− 0.4 V
V
DD
= 1.8 V, I
OH
= −20 µA V
DD
− 0.3 V
V
OH
High-level output voltage
RESET
V
DD
= 3.3 V, I
OH
= −80 µA
V
DD
= 5 V, I
OH
= −120 µA
V
DD
− 0.4 V
V
V
OH
High-level output voltage
CEOUT V
OUT
= 1.8 V, I
OH
= −1 mA V
OUT
− 0.2 V
V
Enable mode
CEIN = V
OUT
V
OUT
= 3.3 V, I
OH
= −2 mA
V
OUT
= 5 V, I
OH
= −5 mA
V
OUT
− 0.3 V
CEOUT
Disable mode
V
OUT
= 3.3 V, I
OH
= −0.5 mA V
OUT
− 0.4 V
RESET V
DD
= 1.8 V, I
OL
= 400 µA 0.2
RESET
V
DD
= 3.3 V, I
OL
= 2 mA
V
DD
= 5 V, I
OL
= 3 mA
0.4
V
Low-level output voltage
CEOUT V
OUT
= 1.8 V, I
OL
= 1.0 mA 0.2
V
V
OL
Low-level output voltage
Enable mode
CEIN = 0 V
V
OUT
= 3.3 V, I
OL
= 2 mA
V
OUT
= 5 V, I
OL
= 5 mA
0.3
V
Power-up reset
voltage (see Note 1)
V
DD
> 1.1 V or V
BAT
> 1.1 V,
I
OL
= 20 µA
0.4 V
I
O
= 8.5 mA,
V
DD
= 1.8 V, V
BAT
= 0 V
V
DD
– 50 mV
Normal mode
I
O
= 125 mA,
V
DD
= 3.3 V, V
BAT
= 0 V
V
DD
− 150 mV
V
OUT
I
O
= 200 mA,
V
DD
= 5 V, V
BAT
= 0 V
V
DD
– 200 mV
V
Battery-backup mode
I
O
= 0.5 mA,
V
BAT
= 1.5 V, V
DD
= 0 V
V
BAT
− 20 mV
Battery-backup mode
I
O
= 7.5 mA,
V
BAT
= 3.3 V, V
DD
= 0 V
V
BAT
– 113 mV
R
DS(on)
V
DD
to V
OUT
on-resistance V
DD
= 5 V 0.6 1
Ω
R
DS(on
)
V
BAT
to V
OUT
on-resistance V
BAT
= 3.3 V 8 15
Ω
V
IT
Negative-going input threshold voltage
(see Note 2)
1.13 1.15 1.17 V
V
hys
Hysteresis
Sense 1.1 V < V
IT
< 1.65 V 12
mV
V
hys
Hysteresis
V
BSW
(see Note 3) V
DD
= 1.8 V 55
mV
I
IH
High-level input current
MR
MR = 0.7 x V
DD
, V
DD
= 5 V −33 −76
µA
I
IL
Low-level input current
MR
MR = 0 V, V
DD
= 5 V −110 −255
µ
A
I
I
Input current SENSE V
DD
= 1.15 V −25 25 nA
I
DD
V
DD
supply current
V
OUT
= V
DD
40
µA
I
DD
V
DD
supply current
V
OUT
= V
BAT
40
µ
A
I
BAT
V
BAT
supply current
V
OUT
= V
DD
−0.1 0.1
µA
I
BAT
V
BAT
supply current
V
OUT
= V
BAT
0.5
µ
A
I
lkg
CEIN leakage current Disable mode, V
I
< V
DD
±1 µA
C
i
Input capacitance V
I
= 0 V to 5 V 5 pF
(1)
The lowest voltage at which RESET becomes active. t
r,(VDD)
≥ 15 µs/V.
(2)
To ensure best stability of the threshold voltage, a bypass capacitor (ceramic, 0.1 µF) should be placed near to the supply terminals.
(3)
For V
DD
< 1.6 V, V
OUT
switches to V
BAT
regardless of V
BAT