Datasheet

MAX817L/M, MAX818L/M, MAX819L/M*
+5V Microprocessor Supervisory Circuits
8 _______________________________________________________________________________________
MAX817
MAX818
MAX819
V
CC
BATT
WDI
PFI
CE IN
1.25V
CE OUT
GND
OUT
RESET
THIS PIN
FOR MAX819
ONLY.
THIS SECTION
FOR MAX817/
MAX818 ONLY.
THIS SECTION
FOR MAX817/
MAX819 ONLY.
THIS SECTION
FOR MAX818
ONLY.
MR
PFO
CHIP-ENABLE
OUTPUT
CONTROL
1.25V
RESET
GENERATOR
BATTERY
FRESHNESS
SEAL CIRCUITRY
BATTERY SWITCHOVER
CIRCUITRY
WATCHDOG
TIMER
Figure 1. Functional Diagram