Rainbow-electronics MAX16021 User Manual download pdf (Page 12)

MAX16016/MAX16020/MAX16021

Low-Power µP Supervisory Circuits with

Battery-Backup Circuit and Chip-Enable Gating

12 ______________________________________________________________________________________

MAX16016

BATT

RESET

BATTERY

FRESHNESS SEAL

WATCHDOG

TIMER

REF

OUT

DELAY

OUT

BATTON

PFI

PFO

CLEAR

WATCHDOG

TRANSITION

DETECTOR

WDI

RESET

GND

100nA

25kΩ

Functional Diagrams

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 20 21

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Rainbow-electronics MAX16021 User Manual Page 12