Rainbow-electronics MAX16021 Manuale Utente Scaricare il pdf (Pagina 19)

MAX16016/MAX16020/MAX16021

MAX16021

CEIN

CEOUT

OUT

RESET

BATTOK

BATTON

TQFN

*EP

121

112

103

BATT

PFI

WDI

RESET

GND

PFO

WDO

MAX16016

OUT

BATTON

WDI

TDFN

RESETBATT

GND

PFO

PFI

*EP

TOP VIEW

Pin Configurations (continued)

MAX16020L

CEIN

GND

RAM

PFO

BATT

0.1µF

CEOUT

OUT

RESET

ADDRESS

DECODE

RTC

µP

A0–A15

RST

NMI

WDI

I/O

WDO

I/O

SECONDARY

DC VOLTAGE

3.3V

PFI

0.1µF

(MIN)

Typical Application Circuit

Low-Power µP Supervisory Circuits with

Battery-Backup Circuit and Chip-Enable Gating

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MAX16016/MAX16020/MAX16021 1

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Rainbow-electronics MAX16021 Manuale Utente Pagina 19

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