pca9549bs NXP Semiconductors, pca9549bs Datasheet - Page 24

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pca9549bs

Manufacturer Part Number
pca9549bs
Description
Octal Bus Switch With Individually I2c-bus Controlled Enables
Manufacturer
NXP Semiconductors
Datasheet
Philips Semiconductors
19. Contents
1
2
3
3.1
4
5
5.1
5.2
6
6.1
6.2
6.2.1
6.3
6.4
6.5
7
7.1
7.1.1
7.2
7.3
7.4
8
9
10
11
12
13
14
14.1
14.2
14.3
14.4
14.5
15
16
17
17.1
17.2
17.3
17.4
18
19
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pinning information . . . . . . . . . . . . . . . . . . . . . . 3
Functional description . . . . . . . . . . . . . . . . . . . 5
Characteristics of the I
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 10
Static characteristics. . . . . . . . . . . . . . . . . . . . 11
Dynamic characteristics . . . . . . . . . . . . . . . . . 13
Application information. . . . . . . . . . . . . . . . . . 15
Test information . . . . . . . . . . . . . . . . . . . . . . . . 16
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 17
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 22
Legal information. . . . . . . . . . . . . . . . . . . . . . . 23
Contact information. . . . . . . . . . . . . . . . . . . . . 23
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Ordering options . . . . . . . . . . . . . . . . . . . . . . . . 2
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4
Device addressing . . . . . . . . . . . . . . . . . . . . . . 5
Control register . . . . . . . . . . . . . . . . . . . . . . . . . 5
Control register definition . . . . . . . . . . . . . . . . . 5
RESET input . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Power-on reset . . . . . . . . . . . . . . . . . . . . . . . . . 6
CBT characteristic over V
Bit transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
START and STOP conditions . . . . . . . . . . . . . . 8
System configuration . . . . . . . . . . . . . . . . . . . . 8
Acknowledge . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Bus transactions . . . . . . . . . . . . . . . . . . . . . . . 10
Introduction to soldering surface mount
packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 20
Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 20
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 21
Package related soldering information . . . . . . 21
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 23
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
2
C-bus. . . . . . . . . . . . . . 8
DD
range . . . . . . . . . . 6
Octal bus switch with individually I
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
© Koninklijke Philips Electronics N.V. 2006.
For more information, please visit: http://www.semiconductors.philips.com.
For sales office addresses, email to: sales.addresses@www.semiconductors.philips.com.
2
C-bus controlled enables
Document identifier: PCA9549_1
PCA9549
Date of release: 11 July 2006
All rights reserved.

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