PCF8575 datasheet(2/24 Pages) PHILIPS

Nome de Peças	PCF8575

Descrição Electrónicos	Remote 16-bit I/O expander for I2C-bus

PDF	24 Pages

Scroll/Zoom	100%

Fabricante Electrônico	PHILIPS [NXP Semiconductors]

Página de início	http://www.nxp.com

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2 / 24 page

1999 Apr 07

Philips Semiconductors

Product speciﬁcation

Remote 16-bit I/O expander for I2C-bus

PCF8575

CONTENTS

FEATURES

GENERAL DESCRIPTION

ORDERING INFORMATION

BLOCK DIAGRAM

PINNING

CHARACTERISTICS OF THE I2C-BUS

6.1

Bit transfer

6.2

START and STOP conditions

6.3

System configuration

6.4

Acknowledge

FUNCTIONAL DESCRIPTION

7.1

Quasi-bidirectional I/Os

7.2

Addressing

7.3

Reading from a port (input mode)

7.4

Writing to the port (output mode)

7.5

Interrupt

LIMITING VALUES

HANDLING

CHARACTERISTICS

I2C-BUS TIMING CHARACTERISTICS

DEVICE PROTECTION

PACKAGE OUTLINE

SOLDERING

14.1

Introduction to soldering surface mount

packages

14.2

Reflow soldering

14.3

Wave soldering

14.4

Manual soldering

14.5

Suitability of surface mount IC packages for

wave and reflow soldering methods

DEFINITIONS

LIFE SUPPORT APPLICATIONS

PURCHASE OF PHILIPS I2C COMPONENTS

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