MAX805LCPA+ Maxim Integrated Products, MAX805LCPA+ Datasheet - Page 3
![IC SUPERVISOR MPU 8-DIP](/photos/1/39/13900/175-8-dip_sml.jpg)
MAX805LCPA+
Manufacturer Part Number
MAX805LCPA+
Description
IC SUPERVISOR MPU 8-DIP
Manufacturer
Maxim Integrated Products
Type
Battery Backup Circuitr
Datasheet
1.MAX690ACPA.pdf
(12 pages)
Specifications of MAX805LCPA+
Number Of Voltages Monitored
1
Output
Push-Pull, Totem Pole
Reset
Active High
Reset Timeout
140 ms Minimum
Voltage - Threshold
4.65V
Operating Temperature
0°C ~ 70°C
Mounting Type
Through Hole
Package / Case
8-DIP (0.300", 7.62mm)
Monitored Voltage
4.65 V
Undervoltage Threshold
4.5 V
Overvoltage Threshold
4.75 V
Manual Reset
No
Watchdog
Yes
Battery Backup Switching
Yes
Power-up Reset Delay (typ)
280 ms
Supply Voltage (max)
5.5 V
Supply Voltage (min)
1.1 V
Maximum Power Dissipation
727 mW
Mounting Style
Through Hole
Maximum Operating Temperature
+ 70 C
Chip Enable Signals
No
Minimum Operating Temperature
0 C
Output Type
Active High or Push-Pull
Power Fail Detection
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ELECTRICAL CHARACTERISTICS (continued)
(V
T
Note 2: Either V
Note 3: "-" = battery-charging current, "+" = battery-discharging current.
Note 4: WDI is guaranteed to be in an intermediate, non-logic level state if WDI is floating and V
RESET Output Voltage
Watchdog Timeout
WDI Pulse Width
WDI Input Threshold (Note 4)
WDI Input Current
PFI Input Threshold
PFI Input Current
PFO Output Voltage
A
CC
= T
= 4.75V to 5.5V for MAX690A/MAX802L/MAX805L, V
MIN
WDI is internally biased to 35% of V
to T
PARAMETER
MAX
CC
, unless otherwise noted.)
or V
_______________________________________________________________________________________
BATT
can go to 0V, if the other is greater than 2.0V.
Microprocessor Supervisory Circuits
SYMBOL
t
t
WD
WP
CC
with an input impedance of 50kΩ.
MAX805LC, I
MAX805LE/M, I
MAX805L, I
MAX805L, I
V
V
WDI = V
WDI = 0V
MAX69_A, MAX805L, V
MAX802_C/E, V
I
I
SOURCE
SINK
IL
CC
= 0.4V, V
= 5V
= 3.2mA
= 800µA
CC
SOURCE
SINK
IH
SOURCE
CONDITIONS
= (0.8) (V
SOURCE
CC
CC
= 3.2mA
= 5V
= 800µA
= 4.5V to 5.5V for MAX692A/MAX802M, V
= 4µA, V
Logic low
Logic high
= 4µA, V
CC
CC
= 5V
)
CC
CC
= 1.1V
= 1.2V
V
V
CC
1.225
CC
CC
1.00
-150
1.20
MIN
0.8
0.9
3.5
-25
50
is in the operating voltage range.
- 1.5
- 1.5
1.250
TYP
1.60
1.25
0.01
-50
50
1.275
MAX
2.25
1.30
150
0.4
0.8
0.4
25
BATT
= 2.8V,
UNITS
sec
µA
nA
ns
V
V
V
V
3