Datasheet

MAX807L/M/N
Full-Featured µP Supervisory Circuit with
±1.5% Reset Accuracy
6 _______________________________________________________________________________________
Typical Operating Characteristics (contiued)
(V
CC
= 5V, V
BATT
= 2.8V, PFI = 0, no load, T
A
= +25°C, unless otherwise noted.)
4.75
4.80
4.70
4.65
4.60
4.55
4.50
4.45
4.40
-60 -20 60 140
LOW LINE THRESHOLD
vs. TEMPERATURE (V
CC
RISING)
MAX807-10
TEMPERATURE (°C)
LOW LINE THRESHOLD (V)
20 100-40 40 120080
L VERSION
N VERSION
M VERSION
0
5
10
15
20
25
30
35
40
-60 -20 60 140
LOW LINE COMPARATOR PROPAGATION
DELAY vs. TEMPERATURE (V
CC
FALLING)
MAX807-11
TEMPERATURE (°C)
LOW LINE COMPARATOR PROP DELAY (µs)
20 100-40 40 120080
V
CC
FALLING AT 1mV/µs
0
5
10
15
20
25
30
35
40
-60 -20 60 140
RESET COMPARATOR PROPAGATION
DELAY vs. TEMPERATURE (V
CC
FALLING)
MAX807-12
TEMPERATURE (°C)
RESET COMPARATOR PROP DELAY (µs)
20 100-40 40 120080
V
CC
FALLING AT 1mV/µs
0
2
4
6
8
10
12
14
16
2.5 2.6 2.7 2.8 2.9 3.0
BATTERY CURRENT
vs. INPUT SUPPLY VOLTAGE
MAX807-13
V
CC
(V)
BATTERY CURRENT (µA)
1000
100
10
1
1 10010 1000
V
CC
-TO-OUT vs.
OUTPUT CURRENT
MAX807-16
I
OUT
(mA)
V
CC
- VOUT (mV)
SLOPE = 1.0Ω
0
50Ω DRIVER
2
4
6
8
050100
CHIP-ENABLE PROPAGATION DELAY
vs. CE OUT LOAD CAPACITANCE
MAX807-14
C
LOAD
(pF)
PROPAGATION DELAY (ns)
1000
100
10
110100
BATT-TO-OUT vs.
OUTPUT CURRENT
MAX807-15
I
OUT
(mA)
BATT-TO-OUT (mV)
V
CC
= 0V
SLOPE = 12Ω
1000
100
10
1
1 10010 1000
MAXIMUM TRANSIENT DURATION vs.
RESET COMPARATOR OVERDRIVE
MAX807-17
RESET COMPARATOR OVERDRIVE (mV)
MAXIMUM TRANSIENT DURATION (µs)
RESET OCCURS