MAX814 Maxim, MAX814 Datasheet - Page 8

• Manufacturer Part Number: MAX814
• Description: 1% Accuracy / Low-Power / +3V and +5V P Supervisory Circuits
• Manufacturer: Maxim

±1% Accuracy, Low-Power, +3V and +5V
µP Supervisory Circuits
Figure 1a. Typical Application for Dual +3.3V and +5V Systems
Figure 2. MAX815 Typical Application
8
+12V SUPPLY
_______________________________________________________________________________________
MANUAL
RESET
INPUT
+3.3V
V
CC
PFI
MR
MAX815
GND
V
CC
PFI
MR
PFO
RESET
MAX814K/L/N
WDO
WDI
PFO
+5V
GND
V
CC
RESET
RESET
INTERRUPT
RESET
I/O LINE
NMI
P
Figure 1b. MAX814 Typical Application
Figure 3. MAX816 Typical Application
+12V SUPPLY
+12V SUPPLY
MANUAL
R1
R2
RESET
INPUT
V
RT
MANUAL
V
RESET
INPUT
CC
ON POWER-UP, RESET IS LOW UNTIL V
PFI
MR
V
CC
MAX814
RESET IN
PFI
MR
GND
V
CC
LOW LINE
MAX816
RESET
RESET
GND
V
PFO
CC
RESET
RESET
PFO
RESET
NMI
INTERRUPT
CC
> 2.8V.
INTERRUPT
RESET
P
P