MAX6351 Maxim, MAX6351 Datasheet - Page 4

• Manufacturer Part Number: MAX6351
• Description: Dual/Triple-Voltage P Supervisory Circuits
• Manufacturer: Maxim

Dual/Triple-Voltage
µP Supervisory Circuits
(V
4
CC
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
_______________________________________________________________________________________
20
15
10
= +5V, T
5
0
-60
-40
SUPPLY CURRENT vs. TEMPERATURE
3V PUSH-PULL
5V PUSH-PULL
NORMALIZED RESET/WATCHDOG
-40
OPEN-DRAIN
PERIOD vs. TEMPERATURE
-15
A
OUTPUT
OUTPUT
OUTPUT
-20
I
I
I
I
CC
= +25°C, unless otherwise noted.)
CC
CC
CC
5 (V
5 (V
3 (V
3 (V
TEMPERATURE (°C)
TEMPERATURE (°C)
0
CC
CC
CC
CC
10
5 = 5.0V, V
5 = 5.0V, V
5 = 3.3V, V
5 = 3.3V, V
20
PULL-UP CHARACTERISTICS
35
40
CC
CC
CC
CC
3 = 3.3V)
3 = 3.3V)
3 = 2.5V)
3 = 2.5V)
60
60
400ns/div
80
100
85
MAX6351/60-07
300
250
200
150
100
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
50
0
0
0.01
0
MAXIMUM V
RESET THRESHOLD OVERDRIVE, V
0.5
vs. RESET THRESHOLD OVERDRIVE
RESET OCCURS ABOVE LINE
0
5V
0
5V
0
3V
RESET vs. V
1.0 1.5 2.0
CC
V
TRANSIENT DURATION
CC
0.1
CC
2.5 3.0 3.5
5 (V)
5 (V
3V PUSH-PULL
5V PUSH-PULL
Typical Operating Characteristics
OPEN-DRAIN
CC
OUTPUT
OUTPUT
OUTPUT
3 = 3V)
RST
4.0
MR
- V
V
TH
CC
4.5
(V)
5.0
PULL-DOWN CHARACTERISTICS
1
AND MANUAL RESET DELAY
250
200
150
100
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
50
0
0
40ns/div
0
0
RESET THRESHOLD OVERDRIVE, V
DELAY FROM FALL OF V
0.5
0.1
RESET THRESHOLD OVERDRIVE
RESET vs. V
0.2 0.3
1.0 1.5 2.0
RESET DELAY vs.
DELAY FROM FALL OF V
V
MAX6351/60-08
0.4 0.5
CC
V
CC
CC
2.5 3.0 3.5
V
5 (V)
5 (V
CC
MAX6351
MAX6360
CC
5 OR V
0.6 0.7 0.8 0.9 1.0
5
5V
0
5V
0
0
5V
0
CC
5V
CC
RST5
RST3
3 = GND)
RST
3
RST
4.0
- V
CC
CC
3
4.5
10k
(V)
5.0