Catalyst Semiconductor has added a 16-bit device to its family of I/O bus expander ICs. The CAT9555 comprises two 8-bit ports (16 I/O pins), which power up as inputs and can be configured as an input ...

Where my knowledge is lacking is in understanding the purpose of having a backplane expander and how this relates to I/O bandwidth or performance.

Apogee Semiconductor proudly announces APIO16, the industry’s first radiation-hardened 16-bit I/O expander, engineered to streamline digital expansion in spaceborne and high-reliability ...

Analog Devices, Inc., has introduced a mobile I/O expander and QWERTY keypad controller with ambient light sensing for smart portable devices that require a large keypad matrix and expanded I/O lines.