
MAX6316–MAX6322
5-Pin P Supervisory Circuits with
Watchdog and Manual Reset
8
_______________________________________________________________________________________
VCC
MAX6316M
MAX6318MH
MAX6319MH
LASER-
TRIMMED
RESISTORS
VREF
VCC
52k
MR
WDI
(MAX6316M/
MAX6318MH)
(MAX6316M/
MAX6319MH)
RESET
GENERATOR
2
s ONE SHOT
2
s ONE SHOT
WATCHDOG ON
CIRCUITRY
TRANSITION
FLIP-FLOP
RQ
S
FF
VCC
4.7k
RESET
ACTIVE PULLUP
ENABLE COMPARATOR
0.65V
0.85VCC
GND
Figure 4. MAX6316/MAX6318MH/MAX6319MH Bidirectional Reset Output Functional Diagram