PCA9674AD,512

Product Overview

Category

PCA9674AD,512 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for controlling and expanding general-purpose input/output (GPIO) ports in various electronic devices.

Characteristics

• The PCA9674AD,512 offers 8 input/output pins that can be individually configured as either inputs or outputs.
• It operates at a voltage range of 2.3V to 5.5V, making it suitable for a wide range of applications.
• This IC supports both push-pull and open-drain output configurations.
• It features a low standby current consumption, making it energy-efficient.

Package

The PCA9674AD,512 is available in a small outline package (SOP) with 16 pins.

Essence

The essence of PCA9674AD,512 lies in its ability to provide additional GPIO ports for electronic devices, allowing for increased flexibility and control.

Packaging/Quantity

This product is typically packaged in reels and is available in quantities specified by the manufacturer.

Specifications

• Supply Voltage: 2.3V to 5.5V
• Number of I/O Pins: 8
• Output Configuration: Push-Pull or Open-Drain
• Standby Current: Low

Detailed Pin Configuration

1. SDA - Serial Data Input/Output
2. SCL - Serial Clock Input
3. A0 - Address Bit 0
4. A1 - Address Bit 1
5. A2 - Address Bit 2
6. RESET - Reset Input
7. INT - Interrupt Output
8. GND - Ground
9. P00 - General Purpose I/O Pin 0
10. P01 - General Purpose I/O Pin 1
11. P02 - General Purpose I/O Pin 2
12. P03 - General Purpose I/O Pin 3
13. P04 - General Purpose I/O Pin 4
14. P05 - General Purpose I/O Pin 5
15. P06 - General Purpose I/O Pin 6
16. VCC - Supply Voltage

Functional Features

• Individual pin configuration as input or output
• Support for push-pull and open-drain output configurations
• Addressable through address bits A0, A1, and A2
• Reset functionality for resetting the device
• Interrupt output for signaling events

Advantages and Disadvantages

Advantages

• Provides additional GPIO ports for devices with limited I/O pins
• Wide operating voltage range allows for compatibility with various systems
• Low standby current consumption for energy efficiency

Disadvantages

• Limited number of I/O pins (8)
• Requires external microcontroller or host device for control and communication

Working Principles

The PCA9674AD,512 operates by receiving commands and data through the serial data input/output (SDA) and serial clock input (SCL) pins. It can be addressed using the address bits A0, A1, and A2, allowing multiple devices to be connected on the same bus. The individual pins can be configured as inputs or outputs based on the desired functionality. The device also supports push-pull and open-drain output configurations. It provides interrupt output to signal events to the host device.

Detailed Application Field Plans

The PCA9674AD,512 finds applications in various electronic devices that require additional GPIO ports. Some potential application fields include: - Home automation systems - Industrial control systems - Automotive electronics - Robotics - IoT devices

Detailed and Complete Alternative Models

• PCA9674A,512
• PCA9674B,512
• PCA9674C,512
• PCA9674D,512

These alternative models offer similar functionality and pin configuration to the PCA9674AD,512, providing flexibility in choosing the most suitable option for specific applications.

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