PCF8574DGVRIC I/O EXPANDER I2C 8B 20TVSOP|TEXAS INSTRUMENTS (VA)|Lead free|RoHS Compliant PCF8574DGVR PCF8574DGVRIC I/O EXPANDER I2C 8B 20TVSOP|TEXAS INSTRUMENTS (VA)|Lead free|RoHS Compliant PCF8574DGVR