PCA9691T/1,512 Overview
The PCA9691T/1,512 is an advanced I2C-bus I/O port expander designed to enhance GPIO capabilities in embedded systems. With a robust architecture, it simplifies integration, supports multiple configurations, and enables efficient communication between microcontrollers and peripheral devices. This device is ideal for applications where scalability and flexibility are crucial, making it a valuable addition for engineers and sourcing specialists seeking reliable solutions. For more information, visit IC Manufacturer.
PCA9691T/1,512 Key Features
- Enhanced GPIO Expansion: Offers up to 16 additional GPIOs, allowing for greater flexibility in system design and enabling more devices to be managed with fewer microcontroller pins.
- I2C Communication: Utilizes the I2C protocol for seamless data transfer, which enhances compatibility with existing systems and minimizes design complexity.
- Low Power Consumption: Designed for energy efficiency, this port expander helps reduce overall system power usage, making it ideal for battery-operated applications.
- Multiple Addressing Options: Supports configurable addresses, facilitating the connection of multiple devices on the same I2C bus without conflict.
PCA9691T/1,512 Technical Specifications
| Parameter | Specification |
|---|---|
| Supply Voltage | 1.8V to 5.5V |
| GPIO Pins | 16 |
| I2C Bus Speed | Standard (100 kHz) / Fast (400 kHz) |
| Operating Temperature Range | -40??C to 125??C |
| Current Consumption | Typical 10 ??A (Standby mode) |
| Package Type | QFN (32-pin) |
| Data Transfer Rate | Up to 400 kbps |
| Interrupt Capability | Yes |
PCA9691T/1,512 Advantages vs Typical Alternatives
This device stands out due to its low power consumption and efficient GPIO expansion capabilities compared to typical alternatives. Its flexibility in I2C communication allows easy integration into various applications, enhancing system performance and reliability.
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Typical Applications
- Industrial Automation: Utilized in control systems for managing sensors and actuators, enhancing the functionality of manufacturing processes while ensuring precise control and monitoring.
- Consumer Electronics: Ideal for expanding GPIO capabilities in smart devices, enabling improved connectivity and functionality.
- Automotive Systems: Supports various automotive applications, providing reliable I/O expansion for vehicle control systems.
- Home Automation: Facilitates the integration of multiple sensors and controls in smart home devices, enhancing user experience and system efficiency.
PCA9691T/1,512 Brand Info
The PCA9691T/1,512 is manufactured by a leading semiconductor company known for its commitment to innovation and quality in the electronics sector. This product is designed to meet the rigorous demands of modern applications, ensuring high performance and reliability across a wide range of industries.
FAQ
What is the maximum number of devices that can be connected to the I2C bus with PCA9691T/1,512?
The PCA9691T/1,512 supports multiple device connections on the I2C bus, allowing for up to 8 devices to be connected simultaneously, thanks to its configurable addressing capabilities.
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Can the PCA9691T/1,512 operate at different voltage levels?
Yes, this device is capable of operating at a supply voltage range of 1.8V to 5.5V, making it versatile for various electronic applications and compatible with different system architectures.
How does the low power consumption benefit applications?
Low power consumption is crucial for battery-operated devices, as it significantly extends battery life. The PCA9691T/1,512 helps reduce overall energy costs while maintaining performance in portable applications.
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Is the PCA9691T/1,512 suitable for high-temperature environments?
This device operates effectively within a wide temperature range of -40??C to 125??C, making it suitable for use in demanding environments, such as industrial and automotive applications.
What packaging options are available for this device?
The PCA9691T/1,512 is available in a QFN package, which provides a compact footprint for efficient space utilization on PCBs, facilitating easier integration into both consumer and industrial products.