IIC I2C for LCD 1602 1604 2004
$0.75
#15587
Summary Table
| Feature | PCF8574T | PCF8574AT |
|---|---|---|
| Type | 8-bit I/O Expander | 8-bit I/O Expander (A-variant) |
| I²C Base Address | Standard fixed address | Alternate fixed address (allows mixing up to 16 total devices) |
| Supply Voltage | 2.5V – 6.0V | 2.5V – 6.0V |
| Clock Frequency | 100 kHz | 100 kHz |