MAX805RESA+T Maxim Integrated, MAX805RESA+T Datasheet - Page 11

• Manufacturer Part Number: MAX805RESA+T
• Description: Supervisory Circuits 3.0V/3.3V Microprocessor Supervisory Circuit with Reset Threshold of 2.625V
• 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

Specifications of MAX805RESA+T

• Number Of Voltages Monitored: 1
• Monitored Voltage: 4.65 V
• Output Type: Active High, 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 Voltage - Min: 1.1 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