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Part Number
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PCA9546 |
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Manufacturer
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NXP |
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Description
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4-channel I2C switch with reset |
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Published
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Mar 22, 2005 |
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Detailed Description
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INTEGRATED CIRCUITS
PCA9546 4-channel I2C switch with reset
Product data sheet Supersedes data of 2002 Feb 19 2004 Sep ...
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Datasheet
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PCA9546
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Overview
INTEGRATED CIRCUITS
PCA9546 4-channel I2C switch with reset
Product data sheet Supersedes data of 2002 Feb 19 2004 Sep 30
Philips Semiconductors
Philips Semiconductors
Product data sheet
4-channel I2C switch with reset
PCA9546
DESCRIPTION
The PCA9546 is a quad bi-directional translating switch controlled by the I2C-bus.
The SCL/SDA upstream pair fans out to four downstream pairs, or channels.
Any individual SCx/SDx channel or combination of channels can be selected, determined by the contents of the programmable Control Register.
An active-LOW reset input allows the PCA9546 to recover from a situation where one of the downstream I2C-buses is stuck in a LOW state.
Pulling the RESET pin...
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