MAX690RMJA Maxim Integrated, MAX690RMJA Datasheet - Page 11
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MAX690RMJA
Manufacturer Part Number
MAX690RMJA
Description
Supervisory Circuits
Manufacturer
Maxim Integrated
Series
MAX690R, MAX690S, MAX690T, MAX704R, MAX704S, MAX704T, MAX802, MAX802R, MAX802S, MAX802T, MAX804, MAX804R, MAX804S, MAX804T, MAX805, MAX805R, MAX805S, MAX805T, MAX806, MAX806R, MAX806S, MAX806Tr
Datasheet
1.MAX805TEPA.pdf
(12 pages)
Specifications of MAX690RMJA
Number Of Voltages Monitored
1
Monitored Voltage
4.65 V
Output Type
Active Low, Push-Pull
Manual Reset
Not Resettable
Watchdog
Watchdog
Battery Backup Switching
Backup
Supply Voltage - Max
5.5 V
Chip Enable Signals
No
Power Fail Detection
Yes
Supply Current (typ)
350 uA
Supply Voltage - Min
1 V
Figure 6. Interfacing to µPs with Bidirectional Reset I/O
Figure 7. Maximum Transient Duration without Causing a
Reset Pulse vs. Reset Comparator Overdrive
3.0V/3.3V Microprocessor Supervisory Circuits
MAX690T/S/R
MAX704T/S/R
MAX802T/S/R
MAX806T/S/R
100
V
GND
80
60
40
20
CC
RESET COMPARATOR OVERDRIVE (V
0
10
RESET
______________________________________________________________________________________
BUFFERED RESET TO OTHER SYSTEM COMPONENTS
4.7kΩ
100
V
T
CC
A
RST
= +25°C
RESET
= 3.3V
- V
CC
V
GND
μP
) (mV)
CC
1000
_Typical Operating Circuits (cont.)
0.1µF
3.0V OR 3.3V
3.6V
0.1µF
MR
V
VBATT
CC
MAX704T/S/R
MAX806T/S/R
GND
PFI
RESET
V
OUT
0.1µF
RAM
μP
11