pca9535d NXP Semiconductors, pca9535d Datasheet - Page 32

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pca9535d

Manufacturer Part Number
pca9535d
Description
16-bit I2c And Smbus, Low Power I/o Port With Interrupt
Manufacturer
NXP Semiconductors
Datasheet

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NXP Semiconductors
20. Contents
1
2
3
3.1
4
5
5.1
5.2
6
6.1
6.2
6.2.1
6.2.2
6.2.3
6.2.4
6.2.5
6.3
6.4
6.5
6.5.1
6.5.2
6.5.3
7
7.1
7.1.1
7.2
7.3
8
8.1
9
10
11
12
13
14
15
15.1
15.2
15.3
15.4
16
17
18
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pinning information . . . . . . . . . . . . . . . . . . . . . . 4
Functional description . . . . . . . . . . . . . . . . . . . 6
Characteristics of the I
Application design-in information . . . . . . . . . 16
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 17
Static characteristics. . . . . . . . . . . . . . . . . . . . 18
Dynamic characteristics . . . . . . . . . . . . . . . . . 19
Test information . . . . . . . . . . . . . . . . . . . . . . . . 21
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 22
Handling information. . . . . . . . . . . . . . . . . . . . 26
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 29
Legal information. . . . . . . . . . . . . . . . . . . . . . . 31
Ordering options . . . . . . . . . . . . . . . . . . . . . . . . 2
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 5
Device address . . . . . . . . . . . . . . . . . . . . . . . . . 6
Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Command byte . . . . . . . . . . . . . . . . . . . . . . . . . 6
Registers 0 and 1: Input port registers . . . . . . . 7
Registers 2 and 3: Output port registers. . . . . . 7
Registers 4 and 5: Polarity Inversion registers . 7
Registers 6 and 7: Configuration registers . . . . 8
Power-on reset . . . . . . . . . . . . . . . . . . . . . . . . . 8
I/O port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Bus transactions . . . . . . . . . . . . . . . . . . . . . . . . 9
Writing to the port registers . . . . . . . . . . . . . . . 9
Reading the port registers . . . . . . . . . . . . . . . 11
Interrupt output . . . . . . . . . . . . . . . . . . . . . . . . 14
Bit transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
START and STOP conditions . . . . . . . . . . . . . 14
System configuration . . . . . . . . . . . . . . . . . . . 15
Acknowledge . . . . . . . . . . . . . . . . . . . . . . . . . 15
Minimizing I
to control LEDs . . . . . . . . . . . . . . . . . . . . . . . . 17
Introduction to soldering . . . . . . . . . . . . . . . . . 26
Wave and reflow soldering . . . . . . . . . . . . . . . 26
Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 26
Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 27
DD
when the I/Os are used
2
C-bus. . . . . . . . . . . . . 14
16-bit I
2
C-bus and SMBus, low power I/O port with interrupt
18.1
18.2
18.3
18.4
19
20
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
© NXP B.V. 2007.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
Contact information . . . . . . . . . . . . . . . . . . . . 31
Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
PCA9535; PCA9535C
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 31
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Document identifier: PCA9535_PCA9535C_3
Date of release: 4 October 2007
All rights reserved.

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