PCA9540BD,112 NXP Semiconductors, PCA9540BD,112 Datasheet - Page 22
![IC I2C MUX 2CH BI-DIR 8-SOIC](/photos/5/44/54425/568-8-soic_sot96-1_sml.jpg)
PCA9540BD,112
Manufacturer Part Number
PCA9540BD,112
Description
IC I2C MUX 2CH BI-DIR 8-SOIC
Manufacturer
NXP Semiconductors
Datasheet
1.PCA9540BD112.pdf
(22 pages)
Specifications of PCA9540BD,112
Package / Case
8-SOIC (3.9mm Width)
Applications
2-Channel I²C Multiplexer
Interface
I²C
Voltage - Supply
2.3 V ~ 3.6 V, 4.5 V ~ 5.5 V
Mounting Type
Surface Mount
Product
Decoders, Encoders, Multiplexers & Demultiplexers
Logic Family
PCA
Number Of Lines (input / Output)
1.0 / 2.0
Propagation Delay Time
0.3 ns
Supply Voltage (max)
5.5 V
Supply Voltage (min)
2.3 V
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Number Of Input Lines
1.0
Number Of Output Lines
2.0
Power Dissipation
400 mW
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
568-3615 - DEMO BOARD I2C
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
568-1042-5
935276035112
PCA9540BD
935276035112
PCA9540BD
NXP Semiconductors
18. Contents
1
2
3
4
5
5.1
5.2
6
6.1
6.2
6.2.1
6.3
6.4
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
14
15
16
16.1
16.2
16.3
16.4
17
18
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pinning information . . . . . . . . . . . . . . . . . . . . . . 3
Functional description . . . . . . . . . . . . . . . . . . . 4
Characteristics of the I
Application design-in information . . . . . . . . . . 8
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 9
Static characteristics. . . . . . . . . . . . . . . . . . . . 10
Dynamic characteristics . . . . . . . . . . . . . . . . . 12
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 14
Soldering of SMD packages . . . . . . . . . . . . . . 17
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 20
Legal information. . . . . . . . . . . . . . . . . . . . . . . 21
Contact information. . . . . . . . . . . . . . . . . . . . . 21
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3
Device addressing . . . . . . . . . . . . . . . . . . . . . . 4
Control register . . . . . . . . . . . . . . . . . . . . . . . . . 4
Control register definition . . . . . . . . . . . . . . . . . 4
Power-on reset . . . . . . . . . . . . . . . . . . . . . . . . . 5
Voltage translation . . . . . . . . . . . . . . . . . . . . . . 5
Bit transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
START and STOP conditions . . . . . . . . . . . . . . 6
System configuration . . . . . . . . . . . . . . . . . . . . 7
Acknowledge . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Bus transactions . . . . . . . . . . . . . . . . . . . . . . . . 8
Introduction to soldering . . . . . . . . . . . . . . . . . 17
Wave and reflow soldering . . . . . . . . . . . . . . . 17
Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 17
Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 18
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 21
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
2
C-bus. . . . . . . . . . . . . . 6
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. 2009.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
2-channel I
PCA9540B
Date of release: 3 September 2009
Document identifier: PCA9540B_4
2
C-bus multiplexer
All rights reserved.