SOT23, Low-Power µP Supervisory Circuits
with Battery Backup and Chip-Enable Gating
MAX6365–MAX6368
Typical Operating Characteristics (continued)
(T
A
= +25°C, unless otherwise noted.)
MAX6368
RESET IN THRESHOLD
vs. TEMPERATURE
MAX6365/8 -10
MAX6368
RESET IN TO RESET PROPAGATION DELAY
vs. TEMPERATURE
2.8
PROPAGATION DELAY (µs)
2.5
2.2
1.9
1.6
1.3
V
OD
= 50mV
MAX6365/8-11
CHIP-ENABLE PROPAGATION DELAY
vs. CE OUT LOAD CAPACITANCE
CE IN = 0 TO V
CC
DRIVER SOURCE
IMPEDANCE = 50Ω
V
CC
= 3V
3
MAX6365/8-12
1.236
5
1.235
PROPAGATION DELAY (ns)
4
V
RTH
(V)
2
V
CC
= 5V
1
1.234
-40
-20
0
20
40
60
80
TEMPERATURE (°C)
1.0
-40
-20
0
20
40
60
80
TEMPERATURE (°C)
0
0
50
100
C
LOAD
(pF)
150
200
CE IN TO CE OUT ON-RESISTANCE
vs. TEMPERATURE
MAX6365/8-13
MAX6366
WATCHDOG TIMEOUT PERIOD
vs. TEMPERATURE
1.9
WATCHDOG TIMEOUT PERIOD (s)
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
V
CC
= 5.0V
V
BATT
= 0
-40
-20
0
20
40
60
80
MAX6365/8-14
25
CE IN TO CE OUT ON-RESISTANCE (Ω)
2.0
20
V
CC
= 3.0V
15
10
V
CC
= 5.0V
5
V
CE IN
= V
CC
/2
V
BATT
= 0
0
-40
-20
0
20
40
60
80
TEMPERATURE (°C)
TEMPERATURE (°C)
6
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MAXIM [ MAXIM INTEGRATED PRODUCTS ]
