PCA9510A Datasheet, PDF (23/23 Pages) NXP Semiconductors – Hot swappable I2C-bus and SMBus bus buffer

Philips Semiconductors
22. Contents
1
General description . . . . . . . . . . . . . . . . . . . . . . 1
2
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
3
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
4
Feature selection . . . . . . . . . . . . . . . . . . . . . . . . 2
5
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
6
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
7
Pinning information . . . . . . . . . . . . . . . . . . . . . . 4
7.1
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
7.2
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4
8
Functional description . . . . . . . . . . . . . . . . . . . 4
8.1
Start-up. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
8.2
Connect circuitry. . . . . . . . . . . . . . . . . . . . . . . . 5
8.3
Maximum number of devices in series . . . . . . . 5
8.4
Propagation delays . . . . . . . . . . . . . . . . . . . . . . 6
8.5
READY digital output . . . . . . . . . . . . . . . . . . . . 7
8.6
ENABLE low current disable. . . . . . . . . . . . . . . 7
8.7
Resistor pull-up value selection . . . . . . . . . . . . 7
8.8
Hot swapping and capacitance buffering
application. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
9
Application design-in information . . . . . . . . . 11
10
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 11
11
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 12
11.1
Typical performance characteristics . . . . . . . . 14
11.2
Timing diagrams . . . . . . . . . . . . . . . . . . . . . . . 15
12
Test information . . . . . . . . . . . . . . . . . . . . . . . . 16
13
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 17
14
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
14.1
Introduction to soldering surface mount
packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
14.2
Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 19
14.3
Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 19
14.4
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 20
14.5
Package related soldering information . . . . . . 20
15
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 21
16
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 21
17
Data sheet status . . . . . . . . . . . . . . . . . . . . . . . 22
18
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
19
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
20
Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
21
Contact information . . . . . . . . . . . . . . . . . . . . 22
PCA9510A
Hot swappable I²C-bus and SMBus bus buffer
© Koninklijke Philips Electronics N.V. 2005
All rights are reserved. Reproduction in whole or in part is prohibited without the prior
written consent of the copyright owner. The information presented in this document does
not form part of any quotation or contract, is believed to be accurate and reliable and may
be changed without notice. No liability will be accepted by the publisher for any
consequence of its use. Publication thereof does not convey nor imply any license under
patent- or other industrial or intellectual property rights.
Date of release: 8 September 2005
Document number: PCA9510A_1
Published in The Netherlands