PCA9555D 16bit GPIO expander logic chip IC SMD SOP24

Description

PCA9555D 16bit GPIO expander logic chip IC SMD SOP24

The PCA9555D is a 16-bit I²C GPIO expander with the following specifications:

• Operating Voltage: 2.3V to 5.5V
• GPIOs: 16 bidirectional I/O pins
• Interface: I²C/SMBus with 4 configurable slave addresses
• Interrupt Output: Notifies of input state changes
• Output Current: Up to 25mA per pin
• Operating Temperature: -40°C to +85°C
• Package: SOIC-24 (SMD)

Commonly used for expanding GPIOs in microcontroller-based systems.