The PCA8575DB,118 is an IC (integrated circuit) component manufactured by NXP Semiconductors. It belongs to the PCA8575 series, which are remote 16-bit I/O expanders for I2C-bus applications.
Key features of the PCA8575DB,118 include:
1. I2C-Bus Interface: The IC supports I2C (Inter-Integrated Circuit) communication, which allows it to be easily connected to microcontrollers, sensors, and other devices in a system.
2. 16-Bit I/O Expander: The PCA8575DB,118 provides 16 GPIO (General-Purpose Input/Output) pins. These pins can be independently configured as either inputs or outputs, allowing for flexible interfacing with various peripheral devices.
3. Interrupt Function: The IC features an interrupt pin that can be configured to generate an interrupt signal to the microcontroller when a specific event occurs, such as a change in input state or a condition met by the output.
4. Software Programmable I/O Configuration: The I/O configuration of the PCA8575DB,118 can be programmed through software. This allows dynamic configuration changes without the need for physical modification of the connections.
5. Schmitt Trigger Inputs: The IC utilizes Schmitt trigger inputs, which provide hysteresis and ensure robust and reliable signal recognition from external devices.
6. Low Standby Current: The PCA8575DB,118 has a low standby current consumption, which helps to minimize power consumption in power-sensitive applications.
7. Wide Operating Voltage Range: The IC is designed to operate over a wide voltage range, typically from 2.3V to 5.5V, making it compatible with various power supply systems.
8. ESD Protection: The PCA8575DB,118 features ESD (Electrostatic Discharge) protection on all pins, providing increased immunity to electrostatic discharge damage.
9. Package Options: The IC is available in various package options, including small outline packages (SOP) and shrink small outline packages (SSOP), offering flexibility in board layout and design.
In summary, the PCA8575DB,118 is a versatile 16-bit I/O expander IC with I2C-bus interface, interrupt capability, and software programmable I/O configuration. It is ideal for applications requiring additional I/O ports or for expanding the capabilities of microcontrollers. The IC's wide voltage range, low standby current,
