MAX793 Maxim, MAX793 Datasheet - Page 3

• Manufacturer Part Number: MAX793
• Description: 3.0V/3.3V Adjustable Microprocessor Supervisory Circuits
• Manufacturer: Maxim

ELECTRICAL CHARACTERISTICS (continued)
(V
MAX793R/MAX794/MAX795R, V
INPUT AND OUTPUT LEVELS
Reset Threshold (Note 8)
RESET IN Threshold
(MAX794 only)
RESET IN Leakage Current
(MAX794 only)
Reset Timeout Period
LOWLINE-to-Reset
Threshold, (V
V
Low-Line Comparator
Hysteresis
LOWLINE Threshold,
V
PFI Input Threshold
PFI Input Current
PFI Hysteresis, PFI Rising
BATT OK Threshold
(MAX793)
RESET Output Voltage High
BATT OK, BATT ON, WDO,
LOWLINE Output Voltage
High
PFO Output Voltage High
BATT ON Output
Voltage High
RESET Output Leakage
Current (Note 9)
PFO Output Short to GND
Current
PFO, RESET, RESET, WDO,
LOWLINE Output Voltage
Low
CC
RST
CC
= 3.17V to 5.5V for the MAX793T/MAX795T, V
), V
Rising
PARAMETER
CC
Falling
LOWLINE
_______________________________________________________________________________________
-
3.0V/3.3V Adjustable Microprocessor
SYMBOL
V
BATT
V
I
V
RST IN
V
V
V
V
LEAK
V
V
V
V
t
I
BOK
RST
RP
SC
OH
OH
OH
OH
LR
TH
OL
LL
= 3.6V, T
V
V
V
V
V
MAX793
MAX794
MAX793
MAX794
MAX793T/MAX795T
MAX793S/MAX795S
MAX793R/MAX795R
MAX794
V
V
I
I
I
I
V
V
I
with V
WDO tested with V
SOURCE
SOURCE
SOURCE
SOURCE
SINK
CC
CC
CC
CC
CC
PFI
PFI
CC
CC
A
Falling
Rising
Falling
Rising
< 3.6V
= V
= 3.3V, V
falling
rising
= 1.2mA; RESET, LOWLINE tested
CC
= T
RST
=300µA, V
= 300µA, V
= 65µA, V
= 100µA, V
= V
MIN
CC
max
RST
to T
PFO
CONDITIONS
= 3.02V to 5.5V for the MAX793S/MAX795S, V
min; RESET, BATTOK,
MAX
CC
= 0V
CC
CC
CC
CC
, unless otherwise noted. Typical values are at T
= V
= V
= V
MAX793T/MAX795T
MAX793S/MAX795S
MAX793R/MAX795R
MAX793T/MAX795T
MAX793S/MAX795S
MAX793R/MAX795R
= V
= 2.3V, V
RST
RST
RST
RST
max
max
min
max
BATT
Supervisory Circuits
= 3V
0.8V
0.8V
0.8V
0.8V
1.212
1.212
1.212
1.212
3.00
2.85
2.55
3.00
2.85
2.55
2.00
MIN
140
-25
-25
30
-1
5
BATT
CC
CC
CC
0.86V
0.86V
3.075
2.925
2.625
3.085
2.935
2.635
1.240
1.250
1.240
1.250
TYP
2.25
0.08
200
180
45
15
10
10
10
2
2
CC
CC
CC
= 2.72V to 5.5V for the
A
= +25°C.)
0.2V
1.262
1.282
1.317
1.262
1.287
MAX
3.15
3.00
2.70
3.17
3.02
2.72
3.23
3.08
2.78
2.50
280
500
25
60
25
25
20
-1
CC
UNITS
mV
mV
mV
mV
nA
ms
nA
µA
µA
V
V
V
V
V
V
V
V
V
V
3