© Koninklijke Philips Electronics N.V. 2006

All rights are reserved. Reproduction in whole or in part is prohibited without the prior

written consent of the copyright owner. The information presented in this document does

not form part of any quotation or contract, is believed to be accurate and reliable and may

be changed without notice. No liability will be accepted by the publisher for any

consequence of its use. Publication thereof does not convey nor imply any license under

patent- or other industrial or intellectual property rights.

Date of release: 14 February 2006

Document number: 9397 750 14939

Published in The Netherlands

Philips Semiconductors

PCA9506

24. Contents

1

General description . . . . . . . . . . . . . . . . . . . . . . 1

2

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

3

Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

4

Ordering information . . . . . . . . . . . . . . . . . . . . . 2

5

Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3

6

Pinning information . . . . . . . . . . . . . . . . . . . . . . 5

6.1

Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

6.2

Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 6

7

Functional description . . . . . . . . . . . . . . . . . . . 7

7.1

Device address . . . . . . . . . . . . . . . . . . . . . . . . . 7

7.2

Command register . . . . . . . . . . . . . . . . . . . . . . 7

7.3

Register definitions . . . . . . . . . . . . . . . . . . . . . . 9

7.3.1

IP0 to IP4 - Input Port registers . . . . . . . . . . . 10

7.3.2

OP0 to OP4 - Output Port registers . . . . . . . . 11

7.3.3

PI0 to PI4 - Polarity Inversion registers. . . . . . 11

7.3.4

IOC0 to IOC4 - I/O Configuration registers. . . 12

7.3.5

MSK0 to MSK4 - Mask interrupt registers . . . 12

7.4

Power-on reset . . . . . . . . . . . . . . . . . . . . . . . . 12

7.5

RESET input . . . . . . . . . . . . . . . . . . . . . . . . . . 12

7.6

Interrupt output (INT) . . . . . . . . . . . . . . . . . . . 13

7.7

Output enable input (OE) . . . . . . . . . . . . . . . . 13

7.8

Live insertion . . . . . . . . . . . . . . . . . . . . . . . . . 13

7.9

Standby. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

8

Characteristics of the I2C-bus. . . . . . . . . . . . . 14

8.1

Bit transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

8.1.1

START and STOP conditions . . . . . . . . . . . . . 14

8.2

System configuration . . . . . . . . . . . . . . . . . . . 14

8.3

Acknowledge . . . . . . . . . . . . . . . . . . . . . . . . . 15

8.4

Bus transactions . . . . . . . . . . . . . . . . . . . . . . . 15

9

Application design-in information . . . . . . . . . 18

10

Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 19

11

Static characteristics. . . . . . . . . . . . . . . . . . . . 19

12

Dynamic characteristics . . . . . . . . . . . . . . . . . 21

13

Test information . . . . . . . . . . . . . . . . . . . . . . . . 23

14

Package outline . . . . . . . . . . . . . . . . . . . . . . . . 24

15

Handling information. . . . . . . . . . . . . . . . . . . . 26

16

Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

16.1

Introduction to soldering surface mount

packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

16.2

Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 26

16.3

Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 26

16.4

Manual soldering . . . . . . . . . . . . . . . . . . . . . . 27

16.5

Package related soldering information . . . . . . 27

17

Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 28

18

Revision history . . . . . . . . . . . . . . . . . . . . . . . . 28

19

Data sheet status. . . . . . . . . . . . . . . . . . . . . . . 29

20

Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

21

Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

22

Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

23

Contact information . . . . . . . . . . . . . . . . . . . . 29