PCA9549 - Octal bus switch

Product Overview

NXP Semiconductors

Part number	PCA9549
Manufacturer	NXP Semiconductors
File Size	139.57 KB
Description	Octal bus switch
Datasheet	PCA9549 Datasheet
Additional preview pages of the PCA9549 datasheet.

The PCA9549 provides eight bits of high speed TTL-compatible bus switching controlled by the I2C-bus.

I 8-bit bus switch (CBT) I 5 Ω switch connection between two ports I I2C-bus interface logic; compatible with SMBus standards I Active LOW RESET input I 3 address pins allowing up to 8 devices on the I2C-bus I Bit selection via I2C-bus, in any combination I Power-up with all bits deselected I Low Ron switches I No glitch on power-up I Supports hot insertion I Low standby current I Operating power supply voltage range of 2.3 V to 5.5 V I 5 V tolerant inputs I 0 Hz to 400 kHz clock frequency I ESD.

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Published: May 31, 2010 |