PCA9555PW,118IC I/O EXPANDER I2C 16B 24TSSOP|NXP SEMICONDUCTORS|Lead free|RoHS Compliant PCA9555PWR PCA9555PW PCA9555PW,118IC I/O EXPANDER I2C 16B 24TSSOP|NXP SEMICONDUCTORS (VA)|Lead free|RoHS Compliant PCA9555PWR PCA9555PW