The board has been programmed with 8 I/Os.There is an option of the Tape & Reel (TR) case that you can choose from.As a whole, it consists of 16 terminations.In total, there are 16 pins on the part.There is voltage present at 3V as a result of the device.1 ports are present on the device as a whole.As with other PARALLEL IO PORT, GENERAL PURPOSE uPs/uCs/peripheral ICs, it belongs to the PARALLEL IO PORT, GENERAL PURPOSE family.
PCA9534PW/DG,118 Features
PCA9534PW/DG,118 Applications
There are a lot of NXP USA Inc. PCA9534PW/DG,118 I/O Expanders applications.