PCA9535D,112IC I/O EXPANDER I2C 16B 24SOIC|NXP SEMICONDUCTORS|Lead free|RoHS Compliant PCA9535DW PCA9535D,118IC I/O EXPANDER I2C 16B 24SOIC|NXP SEMICONDUCTORS|Lead free|RoHS Compliant PCA9535DWR PCA9535DWR PCA9535DW