PCA9670D Key Features
- I2C-bus to parallel port expander
- 1 MHz I2C-bus interface (Fast-mode Plus I2C-bus)
- SDA with 30 mA sink capability for 4000 pF buses
- 8-bit remote I/O pins that default to inputs at power-up
- Latched outputs with 25 mA sink capability for directly driving LEDs
- Total package sink capability of 200 mA
- Active LOW reset input
- Sixty-four programmable slave addresses using three address pins
- Readable device ID (manufacturer, device type, and revision)
- Software reset