PCA8575PW,118

Product Overview

Category

PCA8575PW,118 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for input/output (I/O) expansion in various electronic devices.

Characteristics

• I2C-bus interface compatibility
• 16-bit remote I/O port with interrupt capability
• Low standby current consumption
• Schmitt trigger action on all inputs
• Open-drain interrupt output
• Noise filter on SDA/SCL inputs
• Latched outputs with high-current drive capability
• ESD protection exceeds 2000 V HBM per JESD22-A114 and 1000 V CDM per JESD22-C101

Package

PCA8575PW,118 is available in a TSSOP package.

Essence

The essence of PCA8575PW,118 lies in its ability to provide additional I/O ports for electronic devices, enabling efficient communication and control.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply voltage: 2.3 V to 5.5 V
• Input voltage range: GND to VDD
• Operating temperature range: -40°C to +85°C
• I2C-bus frequency: 100 kHz, 400 kHz, and 1 MHz
• Maximum output current: 25 mA per channel
• Maximum total current: 200 mA

Detailed Pin Configuration

The PCA8575PW,118 has a total of 24 pins, as follows:

1. P0 - I/O Port 0
2. P1 - I/O Port 1
3. P2 - I/O Port 2
4. P3 - I/O Port 3
5. P4 - I/O Port 4
6. P5 - I/O Port 5
7. P6 - I/O Port 6
8. P7 - I/O Port 7
9. INT - Interrupt Output
10. SDA - I2C-bus Serial Data Line
11. SCL - I2C-bus Serial Clock Line 12-24. GND - Ground

Functional Features

1. I2C-Bus Interface: The PCA8575PW,118 is compatible with the I2C-bus interface, allowing easy integration into various systems.
2. Remote I/O Port: It provides a 16-bit remote I/O port with interrupt capability, enabling efficient input/output expansion.
3. Low Standby Current Consumption: The product features low standby current consumption, ensuring energy efficiency.
4. Schmitt Trigger Action: All inputs of the PCA8575PW,118 employ Schmitt trigger action, enhancing noise immunity.
5. Open-Drain Interrupt Output: The interrupt output is open-drain, facilitating connection to other devices.
6. Noise Filter: The SDA/SCL inputs are equipped with a noise filter, improving signal integrity.
7. Latched Outputs: The outputs have latching functionality and can drive high currents.
8. ESD Protection: The product offers robust ESD protection, exceeding industry standards.

Advantages and Disadvantages

Advantages

• Easy integration with I2C-bus interface
• Efficient I/O expansion
• Low power consumption
• Enhanced noise immunity
• Flexible interrupt capability
• High-current drive capability
• Reliable ESD protection

Disadvantages

• Limited number of I/O ports (16-bit)

Working Principles

The PCA8575PW,118 operates by communicating through the I2C-bus interface. It receives commands and data from the master device and performs the corresponding input/output operations. The interrupt capability allows the device to notify the master when specific events occur, enabling efficient communication and control.

Detailed Application Field Plans

The PCA8575PW,118 finds applications in various fields, including but not limited to: - Industrial automation - Consumer electronics - Automotive systems - Home appliances - Internet of Things (IoT) devices

In industrial automation, it can be used for controlling sensors, actuators, and other peripheral devices. In consumer electronics, it enables expansion of I/O ports for user interfaces and connectivity options. In automotive systems, it facilitates communication between different modules and components. In home appliances, it enhances control and monitoring capabilities. In IoT devices, it enables seamless integration with other devices and platforms.

Detailed and Complete Alternative Models

1. MCP23017 - 16-Bit I/O Expander with I2C Interface
2. PCF8575 - Remote 16-Bit I/O Expander for I2C-bus
3. MAX7313 - 16-Port I/O Expander with Serial Interface
4. SX1509 - 16-Channel