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PCA9552D

Part No PCA9552D
Manufacturer NXP / Nexperia
Description 16-bit I2C LED driver with programmable blink rates
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Manufacturer NXP
Win Source Part Number 1236043-PCA9552D
Manufacturer Homepage www.nxp.com
Popularity Medium
Supply and Demand Status Limited
Ultra Librarian 3D Model Ultra Librarian PCA9552D CAD Model

Description

Product Overview: NXP PCA9552D LED Driver

The PCA9552D is a sophisticated LED driver designed by NXP Semiconductors, engineered to provide a flexible and efficient solution for controlling up to 16 individual LEDs. This integrated circuit is part of NXP's PCA9552 series, known for its ease of use and integration into various lighting and indication applications.

Key Features

  • I²C-Bus Interface: The device features a programmable I²C-bus interface, which allows for seamless communication and control through a two-wire serial connection, making it ideal for applications where pin and wiring reduction is crucial.
  • LED Drive Capability: Each of the 16 LED drivers can be individually programmed to off, on, or blinking at one of two programmable rates, providing a high level of customization for visual status indicators and backlighting solutions.
  • Output Configuration: The outputs are open-drain and can be directly connected to LEDs, with an external resistor used to set the current.
  • Programmable Blink Rate: The PCA9552D offers two user-programmable blink rates and duty cycles, enabling dynamic control over the LED patterns without the need for constant software intervention.
  • Low Standby Current: The device's low standby current makes it suitable for battery-powered devices where power conservation is a priority.

Applications

With its versatile features, the PCA9552D is suited for a broad range of applications, including:

  • Status indicators for servers, networking equipment, and telecommunications systems.
  • Backlighting control for LCD displays, keypads, and buttons.
  • Industrial control indicator lights.
  • Consumer electronics and handheld devices.

Technical Specifications

The PCA9552D operates over a supply voltage range of 2.3V to 5.5V, making it compatible with both 3.3V and 5V systems. It is available in a 24-pin SO package, which is widely used and suitable for automated assembly processes. The device's operating temperature range of -40°C to +85°C ensures reliability across various environmental conditions.

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