TCA9535MRGER

Product Overview

Category

TCA9535MRGER belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• TCA9535MRGER is a 16-bit I/O expander with an I2C interface.
• It operates at a voltage range of 1.65V to 5.5V, making it suitable for a wide range of applications.
• The device provides high-speed I2C communication, allowing for efficient data transfer.
• It offers programmable interrupt output capability, enhancing system flexibility.
• TCA9535MRGER has low power consumption, making it energy-efficient.

Package

The TCA9535MRGER is available in a small-sized VQFN package, which stands for Very Thin Quad Flat No-Lead. This package ensures easy integration into compact electronic designs.

Essence

The essence of TCA9535MRGER lies in its ability to expand the number of available I/O pins in electronic systems, enabling greater connectivity and functionality.

Packaging/Quantity

This product is typically sold in reels containing a specified quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Number of I/O Pins: 16
• Supply Voltage Range: 1.65V to 5.5V
• Communication Interface: I2C
• Operating Temperature Range: -40°C to +85°C
• Package Type: VQFN

Detailed Pin Configuration

The TCA9535MRGER features a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. SDA: Serial Data Input/Output
2. SCL: Serial Clock Input
3. INT: Interrupt Output 4-19. P0-P15: General Purpose I/O Pins
4. GND: Ground

Functional Features

1. I/O Expansion

TCA9535MRGER provides 16 additional I/O pins, allowing for increased connectivity and the ability to interface with a larger number of peripheral devices.

2. Programmable Interrupt Output

The device supports programmable interrupt output, enabling efficient event-driven communication between the IC and the host system.

3. Low Power Consumption

TCA9535MRGER is designed to minimize power consumption, making it suitable for battery-powered applications and energy-efficient systems.

4. High-Speed Communication

With its I2C interface, the device facilitates high-speed data transfer, ensuring quick and reliable communication between the IC and other components.

Advantages and Disadvantages

Advantages

• Compact size and easy integration into electronic designs.
• Wide supply voltage range allows for versatile application.
• Programmable interrupt output enhances system flexibility.
• Low power consumption contributes to energy efficiency.

Disadvantages

• Limited number of I/O pins compared to some other I/O expanders on the market.
• Requires familiarity with I2C communication protocol for proper implementation.

Working Principles

TCA9535MRGER operates based on the I2C communication protocol. It receives commands and data from the host system through the SDA and SCL pins. The device then processes these inputs and controls the state of its I/O pins accordingly. The programmable interrupt output can be utilized to notify the host system of specific events or changes in the I/O status.

Detailed Application Field Plans

TCA9535MRGER finds applications in various fields where digital I/O expansion is required. Some potential application areas include:

1. Industrial Automation: Used to interface with sensors, actuators, and control devices in automated systems.
2. Consumer Electronics: Enables connectivity with peripherals such as displays, buttons, and LEDs in electronic devices.
3. Internet of Things (IoT): Facilitates communication between IoT devices and their surrounding environment.
4. Automotive Electronics: Provides additional I/O pins for controlling various automotive systems and components.

Detailed and Complete Alternative Models

1. MCP23017: Similar to TCA9535MRGER, this IC offers 16-bit I/O expansion with I2C interface. It operates at a voltage range of 1.8V to 5.5V.
2. PCF8574: This 8-bit I/O expander also utilizes the I2C interface and is suitable for applications requiring a smaller number of I/O pins.
3. MAX7313: With 16 I/O pins and I2C communication, this IC provides similar functionality to TCA9535MRGER.

These alternative models offer similar features and can be considered based on specific project requirements.

In conclusion, TCA9535MRGER is a versatile integrated circuit that enables digital I/O expansion in electronic systems. Its compact size, low power consumption, and programm