PCF8593 datasheet(2/28 Pages) PHILIPS

2 / 28 page

1997 Mar 25

Philips Semiconductors

Product speciﬁcation

Low power clock/calendar

PCF8593

CONTENTS

FEATURES

GENERAL DESCRIPTION

QUICK REFERENCE DATA

ORDERING INFORMATION

BLOCK DIAGRAM

PINNING

FUNCTIONAL DESCRIPTION

7.1

Counter function modes

7.2

Alarm function modes

7.3

Control/status register

7.4

Counter registers

7.5

Alarm control register

7.6

Alarm registers

7.7

Timer

7.8

Event counter mode

7.9

Interrupt output

7.10

Oscillator and divider

7.10.1

Designing

7.11

Initialization (see Fig.12)

CHARACTERISTICS OF THE I2C-BUS

8.1

Bit transfer

8.2

Start and stop conditions

8.3

System configuration

8.4

Acknowledge

9I2C-BUS PROTOCOL

9.1

Addressing

9.2

Clock/calendar READ/WRITE cycles

LIMITING VALUES

HANDLING

DC CHARACTERISTICS

AC CHARACTERISTICS

APPLICATION INFORMATION

14.1

Quartz frequency adjustment

14.1.1

Method 1: Fixed OSCI capacitor

14.1.2

Method 2: OSCI Trimmer

14.1.3

Method 3: direct output

PACKAGE OUTLINES

SOLDERING

16.1

Introduction

16.2

DIP

16.2.1

Soldering by dipping or by wave

16.2.2

Repairing soldered joints

16.3

16.3.1

Reflow soldering

16.3.2

Wave soldering

16.3.3

Repairing soldered joints

DEFINITIONS

LIFE SUPPORT APPLICATIONS

PURCHASE OF PHILIPS I2C COMPONENTS

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