PCF8574T NXP I/O Expander 8 bit I2C 2.5V IC - SOP-16 Package

PCF8574T I/O Expander, 8 bit, I2C2.5V IC - SOP-16 Package is an 8-bit remote I/O expander designed to add eight general-purpose digital input/output lines to microcontroller systems through the I²C interface. It features quasi-bidirectional I/O ports, three hardware address pins, and an active-low open-drain interrupt output. The PCF8574T is housed in a 16-pin SOP package and is suitable for Arduino, Raspberry Pi, ESP32, industrial control, LED control, keypad interfaces, and other embedded applications.

PCF8574T I/O Expander, 8 bit, I2C 2.5 V - SOP-16 Package Dataheet

Features:

1. NXP 8-bit general-purpose I/O expansion.
2. Operates through a two-wire I²C interface.
3. Eight quasi-bidirectional I/O ports.
4. I/O pins can be configured as inputs or outputs.
5. Three hardware address inputs for device addressing.
6. Active-low open-drain interrupt output.
7. Latched outputs suitable for directly driving LEDs.
8. Low standby current consumption.
9. Power-on reset initializes I/O pins as inputs.
10. Compatible with a wide range of microcontrollers.
11. Supports up to 8 PCF8574 devices on one I²C bus address range.
12. SOP-16 surface-mount package.
13. Suitable for GPIO expansion, keypads, LED control, displays, industrial control, and embedded systems.

Specifications:

Pin Diagram:-

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Package Includes:

1 x PCF8574T NXP I/O Expander, 8 Bit, I2C, 2.5V IC - SOP-16 Package