PCF8574N Description
This 8-bit input/output (I/O) expander for the two-line bidirectional bus (I2C) is designed for 2.5-V to 6-V VCC operation. The PCF8574 device provides general-purpose remote I/O expansion for most microcontroller families by way of the I2C interface [serial clock (SCL), serial data (SDA)].
PCF8574N Key Features
- 1 Low Standby-Current Consumption of 10 μA Max
- I2C to Parallel-Port Expander
- Open-Drain Interrupt Output
- patible With Most Microcontrollers
- Latched Outputs With High-Current Drive
- Latch-Up Performance Exceeds 100 mA