PCA9539PW,118

Series:	--
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Number of I/O:	16
Interface:	I²C, SMBus
Interrupt Output:	Yes
Features:	POR
Output Type:	Push-Pull
Current - Output Source/Sink:	10mA, 25mA
Clock Frequency:	400kHz
Voltage - Supply:	2.3 V ~ 5.5 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	24-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	24-TSSOP
Base Part Number:	PCA9539

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Introduction to PCA9539PW,118

The PCA9539PW,118 is an I/O expander designed to provide a reliable and cost-effective solution for expanding the I/O capabilities of a wide variety of applications. This device offers a wide range of configurable options to ensure that it is suitable for applications including automotive, industrial, medical and consumer applications.

Application Fields

The PCA9539PW,118 is used in a wide range of applications. It is suited to applications including those which require more inputs or outputs than a standard microcontroller can provide. It is also a cost-effective solution for adding specialized features such as RGB LED control, multi-channel switch control and many other features which are beyond the capability of a normal microcontroller.The device is also suitable for use in applications which involve interacting with other devices such as digital sensors and actuators. This device makes it possible for devices such as digital temperature sensors and current sensors to be connected to a single board and the outputs from these devices to be converted from their digital signals into the necessary control signals for the application.The device is also used for tasks such as switch debouncing and driving an array of LEDs for display purposes. The device is highly configurable as it is possible to configure up to 16 outputs to be active high and 16 to be active low. This provides a wide range of possibilities for controlling a range of devices.The device can also be used in communications applications. The device has a serial-data port which can be connected to other communications devices such as modems, Bluetooth and Wi-Fi. This allows the device to be used to interface with a variety of interconnected devices.

Working Principle

The PCA9539PW,118 is a I/O expander which operates by linking a microcontroller to a series of external devices. The device works by connecting the microcontroller to a series of pins or ports and then allowing the microcontroller to read and write information from these pins or ports. The microcontroller can then use this information to control the external devices connected to the device.The device is highly configurable and can be configured to connect up to 16 inputs and 16 outputs. This makes the device suitable for a variety of applications. The device can be configured to use a serial data port to allow it to be connected to other communications devices such as modems, Bluetooth and Wi-Fi.The device is powered by the microcontroller. This means that it does not require any external power in order to operate and can run indefinitely provided the power is not interrupted. This makes the device a low-power solution for a wide range of applications.

Conclusion

The PCA9539PW,118 is an I/O expander which is designed to provide a cost-effective solution for adding additional inputs and outputs to a wide range of applications. The device is highly configurable and can be used for tasks such as switch debouncing and driving an array of LEDs for display purposes. The device is also suitable for use in communications applications as it has a serial-data port which can be connected to other communications devices such as Bluetooth and Wi-Fi. The device is powered by the microcontroller meaning it is a low-power solution.

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