MAX6867UK44D4L-T Maxim Integrated, MAX6867UK44D4L-T Datasheet - Page 5
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MAX6867UK44D4L-T
Manufacturer Part Number
MAX6867UK44D4L-T
Description
Supervisory Circuits
Manufacturer
Maxim Integrated
Series
MAX6854, MAX6855, MAX6856, MAX6858, MAX6860, MAX6861, MAX6862, MAX6863, MAX6864, MAX6865, MAX6866, MAX6867, MAX6868, MAX6869r
Datasheet
1.MAX6855UK46D4-T.pdf
(17 pages)
Specifications of MAX6867UK44D4L-T
Number Of Voltages Monitored
1
Monitored Voltage
1.2 V to 5.5 V
Undervoltage Threshold
4.266 V
Overvoltage Threshold
4.484 V
Output Type
Active Low, Push-Pull
Manual Reset
Resettable
Watchdog
Watchdog
Battery Backup Switching
No Backup
Power-up Reset Delay (typ)
1800 ms
Supply Voltage - Max
5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
SOT-23
Chip Enable Signals
No
Maximum Power Dissipation
571 mW
Minimum Operating Temperature
- 40 C
Power Fail Detection
No
Supply Current (typ)
7 uA
Supply Voltage - Min
1.1 V
(V
CC
0.30
0.25
0.20
0.15
0.10
0.05
0
= +2.5V, T
0
1.5V
1.7V
V
1000
CC
0
OUTPUT LOW VOLTAGE
= 1.8V
vs. SINK CURRENT
A
= +25°C, unless otherwise noted.)
2000
I
SINK
Nanopower µP Supervisory Circuits with
_______________________________________________________________________________________
V
CC
(µA)
3000
TO RESET DELAY
10µs/div
V
CC
V
t
RD
CC
4000
= 3.3V
V
= 2.5V
TH
= 1.575V
Manual Reset and Watchdog Timer
5000
MAX6854 toc11
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
V
RESET
1V/div
200mV/div
Typical Operating Characteristics (continued)
CC
0
0
200
OUTPUT HIGH VOLTAGE
vs. SOURCE CURRENT
V
CC
= 1.8V
400
I
SOURCE
V
CC
= 2.5V
(µA)
600
V
CC
= 3.3V
800
1000
MANUAL RESET DELAY
100
0.1
10
200ns/div
1
10
V
t
MRD
SUPPLY CURRENT vs. WATCHDOG
WATCHDOG SWITCHING FREQUENCY (Hz)
CC
100
= 2.5V
SWITCHING FREQUENCY
MAX6854 toc12
1k
10k
MR
1V/div
RESET
1V/div
100k
1M
10M
5