PCA9536DP,118

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Digital I/O Expander
• Characteristics: Low-voltage 4-bit I2C-bus and SMBus I/O expander with interrupt output and configuration registers
• Package: TSSOP16
• Essence: The PCA9536DP,118 is a versatile digital I/O expander that provides additional input/output pins for microcontrollers or other digital devices.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Supply Voltage: 2.3V to 5.5V
• Number of I/O Pins: 4
• Communication Interface: I2C-bus/SMBus
• Interrupt Output: Yes
• Configuration Registers: Yes
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. SDA (Serial Data): I2C-bus/SMBus serial data input/output pin.
2. SCL (Serial Clock): I2C-bus/SMBus serial clock input pin.
3. A0 (Address Input): Device address selection bit 0.
4. A1 (Address Input): Device address selection bit 1.
5. INT (Interrupt Output): Open-drain interrupt output pin.
6. GND (Ground): Ground reference.
7. P00 (I/O Pin): General-purpose I/O pin.
8. P01 (I/O Pin): General-purpose I/O pin.
9. P02 (I/O Pin): General-purpose I/O pin.
10. P03 (I/O Pin): General-purpose I/O pin.
11. VDD (Supply Voltage): Positive supply voltage.

Functional Features

• Provides additional digital I/O pins for microcontrollers or other digital devices.
• Supports I2C-bus and SMBus communication interfaces.
• Interrupt output pin allows for efficient event-driven programming.
• Configuration registers enable customization of device behavior.

Advantages

• Low-voltage operation allows compatibility with a wide range of systems.
• Compact TSSOP16 package offers space-saving integration.
• Versatile I/O expander suitable for various applications.
• Simple I2C-bus/SMBus interface for easy integration.

Disadvantages

• Limited number of I/O pins (4) may not be sufficient for complex systems requiring more inputs/outputs.
• Lack of advanced features compared to more specialized digital I/O expanders.

Working Principles

The PCA9536DP,118 operates as an I2C-bus/SMBus slave device. It communicates with the master device (e.g., microcontroller) through the SDA and SCL lines. The device can be addressed using the A0 and A1 pins, allowing multiple devices to coexist on the same bus. The interrupt output pin (INT) can be configured to generate interrupts based on specific events or conditions. The state of the I/O pins (P00-P03) can be controlled and read by writing to and reading from the configuration registers.

Detailed Application Field Plans

The PCA9536DP,118 can be used in various applications, including: 1. Industrial automation: Controlling and monitoring peripheral devices such as sensors, actuators, and switches. 2. Home automation: Managing lighting systems, security sensors, and home appliances. 3. Internet of Things (IoT): Expanding the I/O capabilities of IoT devices, enabling connectivity with external components. 4. Automotive electronics: Integrating additional I/O pins for controlling vehicle subsystems and accessories.

Detailed and Complete Alternative Models

1. PCA9535PW,112: 16-bit I2C-bus/SMBus I/O expander with interrupt output and configuration registers.
2. MCP23017-E/SP: 16-bit I2C-bus/SMBus I/O expander with interrupt output and hardware address pins.
3. MAX7313ATE+: 16-bit I2C-bus/SMBus I/O expander with interrupt output and programmable polarity.

(Note: The above alternative models are provided for reference and may have different specifications and features.)

This entry provides a comprehensive overview of the PCA9536DP,118 digital I/O expander, including its basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.