PCF8576DT datasheet(2/41 Pages) PHILIPS

2 / 41 page

2004 Dec 22

Philips Semiconductors

Product speciﬁcation

Universal LCD driver for low

multiplex rates

PCF8576D

CONTENTS

FEATURES

GENERAL DESCRIPTION

ORDERING INFORMATION

BLOCK DIAGRAM

PINNING

FUNCTIONAL DESCRIPTION

6.1

Power-on reset

6.2

LCD bias generator

6.3

LCD voltage selector

6.3.1

LCD bias formulae

6.4

LCD drive mode waveforms

6.4.1

Static drive mode

6.4.2

1 : 2 multiplex drive mode

6.4.3

1 : 3 multiplex drive mode

6.4.4

1 : 4 multiplex drive mode

6.5

Oscillator

6.5.1

Internal clock

6.5.2

External clock

6.6

Timing

6.7

Display register

6.8

Segment outputs

6.9

Backplane outputs

6.10

Display RAM

6.11

Data pointer

6.12

Subaddress counter

6.13

Output bank selector

6.14

Input bank selector

6.15

Blinker

CHARACTERISTICS OF THE I2C-BUS

7.1

Bit transfer

7.2

Start and stop conditions

7.3

System configuration

7.4

Acknowledge

7.5

PCF8576D I2C-bus controller

7.6

Input filters

7.7

I2C-bus protocol

7.8

Command decoder

7.9

Display controller

7.10

Cascaded operation

LIMITING VALUES

HANDLING

DC CHARACTERISTICS

AC CHARACTERISTICS

BONDING PAD INFORMATION

DEVICE PROTECTION

TRAY INFORMATION

PACKAGE OUTLINE

SOLDERING

16.1

Introduction to soldering surface mount

packages

16.2

Reflow soldering

16.3

Wave soldering

16.4

Manual soldering

16.5

Suitability of surface mount IC packages for

wave and reflow soldering methods

DATA SHEET STATUS

DEFINITIONS

DISCLAIMERS

PURCHASE OF PHILIPS I2C COMPONENTS

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