Rainbow-electronics DS1500 Bedienungsanleitung PDF herunterladen (Seite 19)

DS1500 Y2K Watchdog RTC with Nonvolatile Control

19 of 19

SELECTOR GUIDE

PART

NOMINAL

V

CC

(V)

TOP MARK

DS1500YEN

5 DS1500Y N

DS1500WEN 3.3 DS1500W N

TYPICAL OPERATING CIRCUIT

PACKAGE INFORMATION

(For the latest package outline information, go to www.maxim-ic.com/DallasPackInfo.)

Dallas

Semiconductor

DS1500

CPU

V

CC

V

CCI

I

R

Q

RST

GND

X2X1

RPU

CRYSTAL

SQW

V

BAT

DQ0–DQ7

R

ST

V

BAUX

K

S

P

W

R

C

E

A0–A4

IRQ

GND

SRAM

W

E

O

E

C

E

I

C

EO

C

E

V

CCO

V

CC

V

CC

V

CC

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