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PCD5003

Advanced POCSAG Paging Decoder

Philips Electronics 

Philips Semiconductors

Advanced POCSAG Paging Decoder

Product specification

PCD5003

CONTENTS

FEATURES

2

APPLICATIONS

3

GENERAL DESCRIPTION

4

ORDERING INFORMATION

5

BLOCK DIAGRAM

6

PINNING

7

FUNCTIONAL DESCRIPTION

7.1

Introduction

7.2

The POCSAG paging code

7.3

Error correction

7.4

Operating states

7.5

ON status

7.6

OFF status

7.7

Reset

7.8

Bit rates

7.9

Oscillator

7.10

Input data processing

7.11

Battery saving

7.12

Synchronization strategy

7.13

Call termination

7.14

Call data output format

7.15

Sync word indication

7.16

Error type indication

7.17

Data transfer

7.18

Receiver and oscillator control

7.19

External receiver control and monitoring

7.20

Battery condition input

7.21

Synthesizer control

7.22

Serial microcontroller interface

7.23

Decoder I2C-bus access

7.24

External interrupt

7.25

Status/Control register

7.26

Pending interrupts

7.27

Out-of-Range Indication

7.28

Real time clock

7.29

Periodic interrupt

7.30

Received call delay

7.31

Alert generation

7.32

Alert cadence register (03H; write)

7.33

Acoustic alert

7.34

Vibrator alert

7.35

LED alert

7.36

Warbled alert

7.37

Direct alert control

7.38

Alert priority

7.39

Cancelling alerts

7.40

Automatic POCSAG alerts

7.41

SRAM access

7.42

RAM write address pointer (06H; read)

1997 Jun 24

7.43

RAM read address pointer (08H; read/write)

7.44

RAM data output register (09H; read)

7.45

EEPROM access

7.46

EEPROM address pointer (07H; read/write)

7.47

EEPROM data I/O register (0AH; read/write)

7.48

EEPROM access limitations

7.49

EEPROM read operation

7.50

EEPROM write operation

7.51

Invalid write address

7.52

Incomplete programming sequence

7.53

Unused EEPROM locations

7.54

Special programmed function allocation

7.55

Synthesizer programming data

7.56

Identifier storage allocation

7.57

Voltage doubler

7.58

Level-shifted interface

7.59

Signal test mode

8

OPERATING INSTRUCTIONS

8.1

Reset conditions

8.2

Power-on reset circuit

8.3

Reset timing

8.4

Initial programming

9

LIMITING VALUES

10

DC CHARACTERISTICS

11

DC CHARACTERISTICS (WITH VOLTAGE

CONVERTER)

12

OSCILLATOR CHARACTERISTICS

13

EEPROM CHARACTERISTICS

14

AC CHARACTERISTICS

15

APPLICATION INFORMATION

16

PACKAGE OUTLINE

17

SOLDERING

17.1

Introduction

17.2

Reflow soldering

17.3

Wave soldering

17.4

Repairing soldered joints

18

DEFINITIONS

19

LIFE SUPPORT APPLICATIONS

20

PURCHASE OF PHILIPS I2C COMPONENTS

2

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