MAX791 Maxim, MAX791 Datasheet - Page 6

• Manufacturer Part Number: MAX791
• Description: Microprocessor Supervisory Circuit
• Manufacturer: Maxim

Microprocessor Supervisory Circuit
(T
6
____________________________Typical Operating Characteristics (continued)
A
= +25°C, unless otherwise noted.)
20
16
12
_______________________________________________________________________________________
8
4
0
0
vs. INPUT SUPPLY VOLTAGE
1
1000
100
BATTERY CURRENT
10
1
2
1
V
CC
(V)
3
VBATT = 2.8V,
I
OUT
OUTPUT CURRENT
V
10
CC
= 0A
I
OUT
4
to V
(mA)
OUT
5
vs.
100
SLOPE = 0.8
V
VBATT = 0V
CC
= 4.5V
250
200
150
100
50
0
1000
0
V
VBATT = 2.8V
CC
10
= +5V
20
vs. TIMING CAPACITOR
WATCHDOG TIMEOUT
TIMING CAPACITOR (nF)
30
40
50
60
1000
70 80 90 100
100
10
1
1
VBATT to V
OUTPUT CURRENT
20
16
12
I
8
4
0
OUT
10
0
(mA)
CHIP-ENABLE PROPAGATION DELAY
OUT
vs. CE OUT LOAD CAPACITANCE
50
vs.
V
VBATT = 4.5V
SLOPE = 8
CC
= 0V
100
C
LOAD
100
150
V
CE IN = 0V TO 5V
DRIVER SOURCE
IMPEDENCE = 50
(pF)
CC
= +5V
200
250
300