pca9548ad NXP Semiconductors, pca9548ad Datasheet - Page 25

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pca9548ad

Manufacturer Part Number
pca9548ad
Description
8-channel I2c Switch With Reset
Manufacturer
NXP Semiconductors
Datasheet

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Philips Semiconductors
18. 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
7.2
7.3
7.4
7.5
8
9
10
11
12
13
13.1
13.2
13.3
13.4
13.5
14
15
16
16.1
16.2
16.3
16.4
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 . . . . . . . . . 12
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 13
Static characteristics. . . . . . . . . . . . . . . . . . . . 14
Dynamic characteristics . . . . . . . . . . . . . . . . . 16
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 18
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 23
Legal information. . . . . . . . . . . . . . . . . . . . . . . 24
Contact information. . . . . . . . . . . . . . . . . . . . . 24
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Ordering options . . . . . . . . . . . . . . . . . . . . . . . . 2
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 5
Device address . . . . . . . . . . . . . . . . . . . . . . . . . 6
Control register . . . . . . . . . . . . . . . . . . . . . . . . . 6
Control register definition . . . . . . . . . . . . . . . . . 7
RESET input . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Power-on reset . . . . . . . . . . . . . . . . . . . . . . . . . 7
Voltage translation . . . . . . . . . . . . . . . . . . . . . . 8
Bit transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
START and STOP conditions . . . . . . . . . . . . . . 9
System configuration . . . . . . . . . . . . . . . . . . . . 9
Acknowledge . . . . . . . . . . . . . . . . . . . . . . . . . 10
Bus transactions . . . . . . . . . . . . . . . . . . . . . . . 11
Introduction to soldering surface mount
packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 21
Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 21
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 22
Package related soldering information . . . . . . 22
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 24
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2
C-bus. . . . . . . . . . . . . . 9
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.
8-channel I
2
C-bus switch with reset
PCA9548A
Date of release: 25 September 2006
Document identifier: PCA9548A_2
All rights reserved.

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