Texas Instruments

Description

DATASHEET PCF8575 . SCPS121F JANUARY 2005 REVISED MAY 2015. PCF8575 Remote16-BIT I. 2. C AND SMBus I/O Expander with Interrupt Output. 1. 1 Features. Apr 7, 1999 the PCF8575 is an I2C-bus slave transmitter/receiver. Every data transmission from the PCF8575 must consist of an even number of bytes, the Although pin-to-pin and I2C-address is compatible with the PCF8575 , software changes are required due to the enhancements. The PCA9555 is identical to the Sep 29, 2011 The PCA9673 is a drop in upgrade for the PCF8575 providing higher The difference between the PCA9673 and the PCF8575 is that the A2 Sep 29, 2011 The PCA9671 is a drop in upgrade for the PCF8575 providing higher I2C-bus PCF8575 is replaced by a RESET input on the PCA9671.