PCA9548A Datasheet - NXP

8-channel I2C switch

PCA9548A Features

* s s s s s s s s s s s s s s s 1-of-8 bi-directional translating switches I2C-bus interface logic; compatible with SMBus standards Active LOW reset input 3 address pins allowing up to 8 devices on the I2C-bus Channel selection via I2C-bus, in any combination Power-up with all switch channels deselect

PCA9548A General Description

The PCA9548A is an octal bi-directional translating switch controlled via the I2C-bus. The SCL/SDA upstream pair fans out to eight 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.

PCA9548A Datasheet (259.34 KB)