NXP USA Inc.
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PCA9673BS,118
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PCA9673BS,118

Product Overview

Category

PCA9673BS,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 PCA9673BS,118 is a 16-bit I2C-bus LED driver.
  • It provides 16 open-drain outputs that can be individually controlled through the I2C interface.
  • The device operates with a supply voltage range of 2.3V to 5.5V.
  • It has a maximum output current of 25mA per channel.
  • The PCA9673BS,118 is designed to provide reliable and efficient LED control in a compact package.

Package

The PCA9673BS,118 is available in a small outline package (SOT96-1) which is suitable for surface mount applications.

Essence

The essence of PCA9673BS,118 lies in its ability to simplify LED control by providing a convenient and flexible solution through the I2C interface.

Packaging/Quantity

The PCA9673BS,118 is typically packaged in reels containing 3000 units.

Specifications

  • Supply Voltage Range: 2.3V to 5.5V
  • Maximum Output Current: 25mA per channel
  • Number of Outputs: 16
  • Interface: I2C-bus
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: SOT96-1

Detailed Pin Configuration

The PCA9673BS,118 features a 20-pin package with the following pin configuration:

  1. VDD - Power supply voltage
  2. GND - Ground
  3. SDA - Serial data input/output for I2C communication
  4. SCL - Serial clock input for I2C communication 5-20. O0-O15 - Open-drain outputs for LED control

Functional Features

  • Individual control of 16 open-drain outputs
  • I2C-bus interface for easy communication with microcontrollers
  • Low power consumption
  • High output current capability
  • Internal power-on reset
  • Noise filtering on SDA/SCL inputs

Advantages and Disadvantages

Advantages

  • Simplifies LED control through the I2C interface
  • Compact package suitable for surface mount applications
  • Wide supply voltage range allows for versatile use
  • High output current capability enables driving of various LEDs

Disadvantages

  • Limited number of outputs (16)
  • Requires an external microcontroller for control

Working Principles

The PCA9673BS,118 operates by receiving commands through the I2C-bus interface from an external microcontroller. These commands determine the state of each individual output, allowing for precise control of connected LEDs. The device utilizes open-drain outputs, which can sink current when activated, enabling efficient LED driving.

Detailed Application Field Plans

The PCA9673BS,118 finds applications in various fields where LED control is required. Some potential application areas include:

  1. Automotive lighting systems
  2. Display panels
  3. Signage and advertising displays
  4. Consumer electronics
  5. Industrial automation

Detailed and Complete Alternative Models

  1. PCA9633BS,118: Similar to PCA9673BS,118 but with 8 open-drain outputs.
  2. PCA9685PW,112: 16-channel LED driver with PWM control capability.
  3. TLC5947PWP: 24-channel LED driver with grayscale control.

These alternative models offer different features and specifications, providing options based on specific requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de PCA9673BS,118 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of PCA9673BS,118 in technical solutions:

  1. Q: What is PCA9673BS,118? A: PCA9673BS,118 is a 16-bit I2C-bus/SMBus I/O expander with interrupt output and configuration registers.

  2. Q: What is the purpose of PCA9673BS,118 in technical solutions? A: PCA9673BS,118 is used to expand the number of available I/O pins in microcontroller-based systems.

  3. Q: How many I/O pins does PCA9673BS,118 provide? A: PCA9673BS,118 provides 16 I/O pins that can be individually configured as inputs or outputs.

  4. Q: Can PCA9673BS,118 be controlled using I2C or SMBus interface? A: Yes, PCA9673BS,118 can be controlled using either I2C or SMBus interface, making it compatible with a wide range of microcontrollers.

  5. Q: Does PCA9673BS,118 support interrupt functionality? A: Yes, PCA9673BS,118 has an interrupt output pin that can be configured to trigger interrupts based on specific conditions.

  6. Q: Can PCA9673BS,118 operate at different voltage levels? A: Yes, PCA9673BS,118 supports a wide supply voltage range from 2.3V to 5.5V, allowing it to work with various power supply configurations.

  7. Q: Is PCA9673BS,118 suitable for automotive applications? A: Yes, PCA9673BS,118 is designed to meet the requirements of automotive applications, including extended temperature ranges and ESD protection.

  8. Q: Can PCA9673BS,118 be cascaded with other I/O expanders? A: Yes, multiple PCA9673BS,118 devices can be cascaded together to further expand the number of available I/O pins.

  9. Q: Does PCA9673BS,118 have built-in pull-up resistors? A: Yes, PCA9673BS,118 has programmable internal pull-up resistors that can be enabled or disabled for each I/O pin individually.

  10. Q: Are there any evaluation boards or development kits available for PCA9673BS,118? A: Yes, NXP provides evaluation boards and development kits that include PCA9673BS,118, allowing developers to easily test and prototype their applications.

Please note that the answers provided here are general and may vary depending on the specific implementation and requirements of your technical solution.