SC18IS601IPW datasheet(28/28 Pages) PHILIPS

28 / 28 page

NXP Semiconductors

SC18IS600/601

SPI to I2C-bus interface

For more information, please visit: http://www.nxp.com

For sales office addresses, please send an email to: salesaddresses@nxp.com

Date of release: 13 December 2006

Document identifier: SC18IS600_601_3

Please be aware that important notices concerning this document and the product(s)

described herein, have been included in section ‘Legal information’.

16. Contents

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

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

Ordering information . . . . . . . . . . . . . . . . . . . . . 1

Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Pinning information . . . . . . . . . . . . . . . . . . . . . . 4

5.1

Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

5.2

Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4

Functional description . . . . . . . . . . . . . . . . . . . 5

6.1

Internal registers . . . . . . . . . . . . . . . . . . . . . . . . 5

6.2

6.2.1

Programmable IO port conﬁguration register

(IOConﬁg) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

6.2.1.1

Quasi-bidirectional output conﬁguration . . . . . . 6

6.2.1.2

Open-drain output conﬁguration . . . . . . . . . . . . 7

6.2.1.3

Input-only conﬁguration . . . . . . . . . . . . . . . . . . 7

6.2.1.4

Push-pull output conﬁguration . . . . . . . . . . . . . 7

6.2.2

I/O pins state register (IOState) . . . . . . . . . . . . 8

6.2.3

I2C-bus address register (I2CAdr) . . . . . . . . . . 8

6.2.4

I2C-bus clock rates register (I2CClk) . . . . . . . . 8

6.2.5

I2C-bus time-out register (I2CTO) . . . . . . . . . . . 9

6.2.6

I2C-bus status register (I2CStat). . . . . . . . . . . 10

6.3

External clock input (SC18IS601). . . . . . . . . . 11

6.4

I2C-bus serial interface . . . . . . . . . . . . . . . . . . 11

6.5

Serial Peripheral Interface (SPI) . . . . . . . . . . . 11

6.6

SPI message format . . . . . . . . . . . . . . . . . . . . 12

6.6.1

Write N bytes to I2C-bus slave device. . . . . . . 12

6.6.2

Read N bytes from I2C-bus slave device . . . . 13

6.6.3

I2C-bus read after write. . . . . . . . . . . . . . . . . . 13

6.6.4

Read buffer . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

6.6.5

I2C-bus write after write . . . . . . . . . . . . . . . . . 14

6.6.6

SPI conﬁguration . . . . . . . . . . . . . . . . . . . . . . 14

6.6.7

Write to SC18IS600/601 internal registers . . . 15

6.6.8

Read from SC18IS600/601 internal register. . 15

6.6.9

Power-down mode . . . . . . . . . . . . . . . . . . . . . 16

Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 16

Static characteristics. . . . . . . . . . . . . . . . . . . . 17

Dynamic characteristics . . . . . . . . . . . . . . . . . 18

Package outline . . . . . . . . . . . . . . . . . . . . . . . . 22

Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

11.1

Introduction to soldering . . . . . . . . . . . . . . . . . 23

11.2

Wave and reﬂow soldering . . . . . . . . . . . . . . . 23

11.3

Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 23

11.4

Reﬂow soldering . . . . . . . . . . . . . . . . . . . . . . . 24

Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Revision history . . . . . . . . . . . . . . . . . . . . . . . . 26

Legal information . . . . . . . . . . . . . . . . . . . . . . 27

14.1

Data sheet status . . . . . . . . . . . . . . . . . . . . . . 27

14.2

Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

14.3

Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . 27

14.4

Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Contact information . . . . . . . . . . . . . . . . . . . . 27

Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

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