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PCA9554DB Datasheet(PDF) 30 Page - NXP Semiconductors

Part # PCA9554DB
Description  8-bit I2C-bus and SMBus I/O port with interrupt
PDF  30 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCA9554DB Datasheet(HTML) 30 Page - NXP Semiconductors

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NXP Semiconductors
PCA9554/PCA9554A
8-bit I2C-bus and SMBus I/O port with interrupt
© NXP B.V. 2006.
All rights reserved.
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 November 2006
Document identifier: PCA9554_9554A_7
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
18. Contents
1
General description . . . . . . . . . . . . . . . . . . . . . . 1
2
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
3
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
4
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
5
Pinning information . . . . . . . . . . . . . . . . . . . . . . 4
5.1
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
5.2
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 6
6
Functional description . . . . . . . . . . . . . . . . . . . 6
6.1
Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
6.1.1
Command byte . . . . . . . . . . . . . . . . . . . . . . . . . 6
6.1.2
Register 0 - Input Port register . . . . . . . . . . . . . 7
6.1.3
Register 1 - Output Port register. . . . . . . . . . . . 7
6.1.4
Register 2 - Polarity Inversion register . . . . . . . 8
6.1.5
Register 3 - Configuration register . . . . . . . . . . 8
6.2
Power-on reset . . . . . . . . . . . . . . . . . . . . . . . . . 8
6.3
Interrupt output . . . . . . . . . . . . . . . . . . . . . . . . . 9
6.4
I/O port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
6.5
Device address . . . . . . . . . . . . . . . . . . . . . . . . 10
6.6
Bus transactions . . . . . . . . . . . . . . . . . . . . . . . 10
7
Application design-in information . . . . . . . . . 12
8
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 12
9
Static characteristics. . . . . . . . . . . . . . . . . . . . 13
10
Dynamic characteristics . . . . . . . . . . . . . . . . . 14
11
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 16
12
Handling information. . . . . . . . . . . . . . . . . . . . 23
13
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
13.1
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . 23
13.2
Through-hole mount packages . . . . . . . . . . . . 23
13.2.1
Soldering by dipping or by solder wave . . . . . 23
13.2.2
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 23
13.3
Surface mount packages . . . . . . . . . . . . . . . . 23
13.3.1
Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 23
13.3.2
Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 25
13.3.3
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 25
13.4
Package related soldering information . . . . . . 25
14
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 27
15
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 28
16
Legal information. . . . . . . . . . . . . . . . . . . . . . . 29
16.1
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 29
16.2
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
16.3
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
16.4
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
17
Contact information. . . . . . . . . . . . . . . . . . . . . 29
18
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30



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