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PCF8574P Datasheet(PDF) 2 Page - NXP Semiconductors

No. de pieza PCF8574P
Descripción Electrónicos  Remote 8-bit I/O expander for I2C-bus
PDF  24 Pages
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Fabricante Electrónico  PHILIPS [NXP Semiconductors]
Página de inicio  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

PCF8574P Datasheet(HTML) 2 Page - NXP Semiconductors

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1997 Apr 02
2
Philips Semiconductors
Product specification
Remote 8-bit I/O expander for I2C-bus
PCF8574
CONTENTS
1
FEATURES
2
GENERAL DESCRIPTION
3
ORDERING INFORMATION
4
BLOCK DIAGRAM
5
PINNING
6
CHARACTERISTICS OF THE I2C-BUS
6.1
Bit transfer
6.2
Start and stop conditions
6.3
System configuration
6.4
Acknowledge
7
FUNCTIONAL DESCRIPTION
7.1
Addressing
7.2
Interrupt
7.3
Quasi-bidirectional I/Os
8
LIMITING VALUES
9
HANDLING
10
DC CHARACTERISTICS
11
I2C-BUS TIMING CHARACTERISTICS
12
PACKAGE OUTLINES
13
SOLDERING
13.1
Introduction
13.2
DIP
13.2.1
Soldering by dipping or by wave
13.2.2
Repairing soldered joints
13.3
SO and SSOP
13.3.1
Reflow soldering
13.3.2
Wave soldering
13.3.3
Repairing soldered joints
14
DEFINITIONS
15
LIFE SUPPORT APPLICATIONS
16
PURCHASE OF PHILIPS I2C COMPONENTS



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