PCA9554APW,112

The PCA9554APW,112 is an Integrated Circuit (IC) component that is commonly used in various electronic systems. It is a 8-bit I²C and SMBus I/O expander with interrupt and reset features. Key features of the PCA9554APW,112 include its versatility and ease of use. It provides 8 programmable GPIO (General Purpose Input/Output) pins, which can be configured as either inputs or outputs. This flexibility allows for the efficient control of various peripherals and devices in a system. The IC supports a I²C-bus interface, which enables communication with a microcontroller or other I²C-compatible devices. It has a 400 kHz fast-mode I²C-bus interface speed, providing efficient data transfer capabilities. Another notable feature is its interrupt output pin that can be set to indicate a change in input state, reducing the need for continuous polling of the inputs. Additionally, the IC has a reset input pin that allows for a system reset using an external signal. The PCA9554APW,112 has a wide supply voltage range (from 2.3V to 5.5V), making it suitable for use in various low-power applications. It also has a low standby current consumption, providing energy-efficient operation. Overall, the PCA9554APW,112 is a highly versatile and user-friendly IC component that offers programmable I/O capabilities, efficient communication via the I²C-bus interface, interrupt functionality, and a reset feature for system-level control.