Datasheet

MAX706P/R/S/T, MAX706AP/AR/AS/AT, MAX708R/S/T
+3V Voltage Monitoring, Low-Cost µP
Supervisory Circuits
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(MAX70_P/R, MAX706AP/AR: V
CC
= 2.7V to 5.5V; MAX70_S, MAX706AS: V
CC
= 3.0V to 5.5V; MAX70_T, MAX706AT: V
CC
= 3.15V to
5.5V; T
J
= T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
J
= T
A
= +25°C.) (Note 2)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
V
OH
V
RST
(
MAX
)
< V
CC
< 3.6V I
SOURCE
= 215µA
V
CC
–
0.6
V
OL
V
RST
(
MAX
)
< V
CC
< 3.6V I
SINK
= 1.2mA 0.3
V
OH
4.5 < V
CC
< 5.5V I
SOURCE
= 800µA
V
CC
-
1.5
Output-Voltage High
(MAX706P) (MAX706AP)
V
OL
4.5V < V
CC
< 5.5V I
SINK
= 3.2mA 0.4
V
V
OH
V
RST
(
MAX
)
< V
CC
< 3.6V I
SOURCE
= 500µA 0.8 x V
CC
V
OL
V
RST
(
MAX
)
< V
CC
< 3.6V I
SINK
= 500µA 0.3
V
OH
4.5V < V
CC
< 5.5V I
SOURCE
= 800µA
V
CC
-
1.5
Output-Voltage High
(MAX708_)
V
OL
4.5V < V
CC
< 5.5V I
SINK
= 1.2mA 0.4
V
WATCHDOG INPUT
MAX706P/R, MAX706AP/AR, V
CC
= 3.0V 1.00 1.6 2.25
Watchdog Timeout Period t
WD
MAX706S/T, MAX706AS/AT, V
CC
= 3.3V 1.00 1.6 2.25
s
V
IL
= 0.4V
V
RST(MAX)
< V
CC
< 3.6V
100
WDI Pulse Width
(MAX706_, MAX706A_)
t
WP
V
IH
= 0.8V x V
CC
4.5V < V
CC
<
5.5V
50
ns
V
IL
V
RST(MAX)
< V
CC
< 3.6V 0.6
V
IH
V
RST(MAX)
< V
CC
< 3.6V
0.7 x
V
CC
V
IL
V
CC
= 5.0V 0.8
Watchdog Input Threshold
(MAX706_, MAX706A_)
V
IH
V
CC
= 5.0V 3.5
V
MAX706_ -1.0 +0.02 +1.0
WDI Input Current WDI = 0V or V
CC
MAX706A_ -5 +5
µA