pca9511a NXP Semiconductors, pca9511a Datasheet - Page 23

• Manufacturer Part Number: pca9511a
• Description: Hot Swappable I2c-bus And Smbus Bus Buffer
• Manufacturer: NXP Semiconductors

Philips Semiconductors
22. Contents
1
2
3
4
5
6
7
7.1
7.2
8
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.8
8.9
9
10
11
11.1
11.2
12
13
14
14.1
14.2
14.3
14.4
14.5
15
16
17
18
19
20
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Feature selection . . . . . . . . . . . . . . . . . . . . . . . . 2
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pinning information . . . . . . . . . . . . . . . . . . . . . . 4
Functional description . . . . . . . . . . . . . . . . . . . 4
Application design-in information . . . . . . . . . 11
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 11
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 12
Test information . . . . . . . . . . . . . . . . . . . . . . . . 16
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 17
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 21
Data sheet status . . . . . . . . . . . . . . . . . . . . . . . 22
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Contact information . . . . . . . . . . . . . . . . . . . . 22
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4
Start-up. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Connect circuitry. . . . . . . . . . . . . . . . . . . . . . . . 5
Maximum number of devices in series . . . . . . . 5
Propagation delays . . . . . . . . . . . . . . . . . . . . . . 6
Rise time accelerators . . . . . . . . . . . . . . . . . . . 7
READY digital output . . . . . . . . . . . . . . . . . . . . 7
ENABLE low current disable. . . . . . . . . . . . . . . 7
Resistor pull-up value selection . . . . . . . . . . . . 7
Hot swapping and capacitance buffering
application. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Typical performance characteristics . . . . . . . . 14
Timing diagrams . . . . . . . . . . . . . . . . . . . . . . . 15
Introduction to soldering surface mount
packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 19
Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 19
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 20
Package related soldering information . . . . . . 20
© 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.
Published in The Netherlands
Hot swappable I
2
C-bus and SMBus bus buffer
PCA9511A
Document number: 9397 750 13269
Date of release: 15 August 2005