PCA9575PW2,118

Product Overview

Category

PCA9575PW2,118 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for controlling and driving LEDs in various applications.

Characteristics

• The PCA9575PW2,118 is a low-voltage 16-bit I2C-bus and SMBus I/O expander.
• It provides general-purpose remote I/O expansion for most microcontroller families.
• This device features an open-drain interrupt output.
• It operates at a voltage range of 1.65V to 5.5V.
• The PCA9575PW2,118 has a maximum frequency of 400kHz.

Package

The PCA9575PW2,118 is available in a TSSOP package.

Essence

The essence of PCA9575PW2,118 lies in its ability to expand the number of I/O pins available for controlling LEDs or other devices in a system.

Packaging/Quantity

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

Specifications

• Supply Voltage: 1.65V to 5.5V
• Maximum Frequency: 400kHz
• Number of I/O Pins: 16
• Interrupt Output: Open-drain

Detailed Pin Configuration

The PCA9575PW2,118 has a total of 20 pins. The pin configuration is as follows:

1. SDA - Serial Data Input/Output
2. SCL - Serial Clock Input
3. A0 - Address Input Bit 0
4. A1 - Address Input Bit 1
5. RESET - Reset Input
6. INT - Interrupt Output
7. P00 - General Purpose I/O Pin 0
8. P01 - General Purpose I/O Pin 1
9. P02 - General Purpose I/O Pin 2
10. P03 - General Purpose I/O Pin 3
11. P04 - General Purpose I/O Pin 4
12. P05 - General Purpose I/O Pin 5
13. P06 - General Purpose I/O Pin 6
14. P07 - General Purpose I/O Pin 7
15. P10 - General Purpose I/O Pin 8
16. P11 - General Purpose I/O Pin 9
17. P12 - General Purpose I/O Pin 10
18. P13 - General Purpose I/O Pin 11
19. P14 - General Purpose I/O Pin 12
20. VCC - Supply Voltage

Functional Features

The PCA9575PW2,118 offers the following functional features:

• I2C-bus and SMBus compatible interface for easy integration with microcontrollers.
• 16 general-purpose I/O pins for controlling LEDs or other devices.
• Open-drain interrupt output for efficient event notification.
• Address inputs for device addressing in multi-device systems.
• Reset input for resetting the device to its default state.

Advantages and Disadvantages

Advantages

• Provides additional I/O pins for controlling LEDs or other devices.
• Compatible with a wide range of microcontroller families.
• Low-voltage operation allows for flexibility in system design.
• Open-drain interrupt output simplifies event handling.

Disadvantages

• Limited to 16 I/O pins, which may not be sufficient for complex applications requiring a large number of controlled devices.
• Requires an external microcontroller for communication and control.

Working Principles

The PCA9575PW2,118 operates by receiving commands and data from a microcontroller via the I2C-bus or SMBus interface. It then uses this information to control the state of its 16 I/O pins. These pins can be configured as inputs or outputs, allowing for the control of LEDs or other devices connected to them. The device also features an interrupt output that can be used to notify the microcontroller of specific events.

Detailed Application Field Plans

The PCA9575PW2,118 finds applications in various fields, including:

1. LED Lighting Systems: It can be used to control and drive multiple LEDs in lighting systems, providing flexibility in brightness control and color mixing.
2. Industrial Automation: The device can be utilized for controlling various industrial equipment and machinery, enabling efficient operation and monitoring.
3. Automotive Electronics: It can be employed in automotive applications for controlling exterior and interior lighting, as well as other electronic components.
4. Consumer Electronics: The PCA9575PW2,118 can be integrated into consumer electronic devices for controlling user interface elements such as buttons, switches, and indicators.

Detailed and Complete Alternative Models

• PCA9535PW,118
• PCA9555PW,118
• PCA9698PW,118
• MCP23017-E/SP
• MAX7313ATG+
• T