PCAL6524HEAZ

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PCAL6524HEAZ

IC EXPANDER 24B 32HUQFN

  • Fabricant
  • Mfr. Partie #PCAL6524HEAZ
  • Paquet SOT1426-1
  • Fiche de données
  • En stock2288

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Spécifications

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
NumberofI/O 24
Interface I²C
InterruptOutput Yes
Features POR
OutputType Open Drain, Push-Pull
ClockFrequency 1 MHz
Voltage-Supply 1.65V ~ 5.5V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 32-UFQFN Exposed Pad

Vue d'ensemble

Description

The PCAL6524HEAZ is a highly integrated, I2C-bus controlled GPIO expander designed for various applications in consumer electronics, industrial control, and more. It features 24 GPIO pins, which can be configured for input or output. The device operates on a voltage range of 1.8V to 5.5V, making it versatile for different systems.
Key features include interrupt generation capabilities, allowing for efficient monitoring of GPIO states without constant polling. It supports multiple I2C addresses, enabling multiple devices to be connected on the same bus. The PCAL6524HEAZ is also equipped with internal pull-up resistors for easy connection to buttons or other inputs.
Overall, this device provides an effective solution for expanding the GPIO capabilities of microcontrollers and processors, helping to optimize design and functionality in a compact package. Its robust features make it suitable for a range of applications, from simple controls to complex embedded systems.

Features

The PCAL6524HEAZ is a highly integrated I2C bus-based LED driver designed for various display and lighting applications. Key features include:
1. I2C Interface: Allows easy control and integration with microcontrollers.
2. Multiple Outputs: Supports up to 24 LED outputs, enabling complex lighting arrangements.
3. Programmable Current: Each output can have its current set independently, ensuring precise brightness control.
4. Integrated PWM: Features pulse-width modulation for dimming control, enhancing energy efficiency and lighting effects.
5. Automatic LED Driver Reset: Protects against faults and ensures reliable operation.
6. Versatile Configuration: Can be used in different configurations, including matrix and direct drive setups.
7. Compact Package: Available in a small form factor, making it suitable for space-constrained designs.
These features make the PCAL6524HEAZ ideal for applications like backlighting, signage, and decorative lighting.

Package

The PCAL6524HEAZ is packaged in a 20-pin TSSOP (Thin Shrink Small Outline Package) format.

Pinout

The PCAL6524HEAZ is a 24-channel LED driver with a pin count of 28. It is used primarily for controlling multiple LEDs in applications such as signage, automotive lighting, and backlighting. The device incorporates I2C interface for easy control, allowing for multiplexing and dimming functionalities.
Key functions of the PCAL6524HEAZ include:
- 24 output channels for driving LEDs.
- I2C communication for addressing and control.
- Programmable current settings for each channel.
- Integrated diagnostics and fault detection.
- Ability to chain multiple devices for expanded control.
Overall, the PCAL6524HEAZ is designed for efficient LED management in various electronic applications.

Manufacturer

The PCAL6524HEAZ is manufactured by NXP Semiconductors. NXP is a global semiconductor company that specializes in designing and manufacturing a wide range of integrated circuits and microcontrollers. The company focuses on automotive, industrial, and Internet of Things (IoT) applications, providing solutions that enhance connectivity, security, and efficiency. NXP's product portfolio includes power management ICs, sensors, and RF solutions, among others. The company is known for its innovations in embedded systems and plays a significant role in enabling smart devices and advanced technologies across various sectors.

Application

The PCAL6524HEAZ is a flexible I2C-bus I/O port expander designed for applications requiring additional GPIOs. Its primary application areas include consumer electronics, industrial automation, smart home devices, and automotive systems. It is ideal for expanding connectivity in microcontroller projects, enabling the control of various peripherals and sensors while optimizing limited I/O resources.

Equivalent

The PCAL6524HEAZ is an I²C I/O port expander, and its equivalents include the PCA9555, PCA9554, and MCP23017. These alternatives offer similar functionalities for expanding GPIOs over I²C, but check specific voltage levels, pin configurations, and features for compatibility. Always consult datasheets for precise specifications.

Expédition

Méthodes d'expéditionNous

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

Payment Methods

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3. Transfert bancaire

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