PCA9507D,118

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The PCA9507D is a signal buffer, repeater, and splitter all in one device, allowing the user to expand the number and type of data signals that a microcontroller can support. It connects to a microcontroller\'s general purpose I/O bus, increasing the number of I/O ports available without adding additional MCU pins. The PCA9507D has an I2C interface and is ideally suited for situations where I/O expansion is needed. It can be used in a variety of applications, such as motor control, LED control, motor encoder control, motion control, industrial control, smart card reader, and military applications.

The PCA9507D provides 8-bit tri-state signal buffering. Each I/O pin is individually programmable as input or output. Tri-state capability on each pin allows it to be either an output port driving a programmed value, or an input port which reads incoming signals. The device can be configured as 8-bit bi-directional buffering with interrupt capability, or 8-bit output with programmable current limit. The PCA9507D is an integrated device containing all the logic and functions necessary for signal buffering, repeater, and splitter applications.

The PCA9507D features an integrated low voltage detector, allowing for use in applications that require battery back-up or other power sources. The device also provides on-board temporary storage of register contents in the case of power failure. This feature makes the PCA9507D ideal for embedded applications that need to maintain storage of settings or states. The device has a wide supply voltage range of 1.8 to 4.0V, making it compatible with both low voltage and higher voltage applications.

The PCA9507D also features protection against EMI and ESD. The device includes an on-chip ESD protection circuit, which prevents damage to the device from electrostatic discharges. The device also includes a PECL-compatible hardware buffer which helps to reduce crosstalk and EMI. This ensures that the signals transmitted across the device are clean and consistent.

The PCA9507D is ideal for interfacing an I/O expansion port to a microcontroller with a limited number of I/O. It can be used to build motor control systems, motion control systems, industrial control systems, smart card reader systems, and many other types of applications. The PCA9507D provides flexibility by allowing its I/O pins to be individually configured as either inputs or outputs. Its integrated low voltage detector and ESD protection ensure that it can withstand hostile operating environments, while its wide supply voltage range ensures compatibility with low and higher voltage requirements. With all of these features, the PCA9507D is the ideal choice for any I/O expansion application.

The specific data is subject to PDF, and the above content is for reference