TCA9534A Key Features
- 1 Low Standby Current Consumption
- I2C to Parallel Port Expander
- Open-Drain Active-Low Interrupt Output
- Operating Power-Supply Voltage Range of 1.65 V
- 5-V Tolerant I/O Ports
- 400-kHz Fast I2C Bus
- Three Hardware Address Pins Allow up to Eight
- Input and Output Configuration Register
- Polarity Inversion Register
- Internal Power-On Reset