PCA9548ABS,118

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PCA9548ABS,118

+BOM

IC INTFACE SPECIALIZED 24HVQFN

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

정품 보증

사양

속성 가치
PartStatus Active
Applications Translating Switch
Interface I2C, SMBus
Voltage-Supply 2.3V ~ 3.6V, 4.5V ~ 5.5V
Package/Case 24-VFQFN Exposed Pad
SupplierDevicePackage 24-HVQFN (4x4)
MountingType Surface Mount
BaseProductNumber PCA9548

개요

Description

The PCA9548ABS,118 is an I2C bus multiplexer designed to expand the number of devices that can be connected to a single I2C bus. It allows up to eight I2C devices to be independently selected, enabling efficient bus management and communication without address conflicts. The device features two I2C interfaces: one for the master and one for the slave devices.
The PCA9548 operates with a supply voltage range of 2.3V to 5.5V, supports standard I2C data rates up to 1 Mbps, and can be controlled via the I2C commands to switch between channels. It helps in managing multiple peripherals, such as sensors or displays, by isolating communication paths, thus enhancing system reliability and performance.
Applications for the PCA9548ABS,118 include robotics, automation systems, and any scenario where multiple I2C devices need to be managed efficiently. Its compact design and ease of integration make it a popular choice in electronic designs requiring flexible I2C bus architecture.

Equivalent

The PCA9548ABS,118 is an I2C multiplexer designed for expanding I2C bus systems. Equivalent products include the TCA9548A, P82B715, and PCA9548A. These devices provide similar functionality for managing multiple I2C buses and can be used as alternatives based on specific application requirements. Always check the datasheets for compatibility regarding voltage levels, pin configurations, and features.

Features

The PCA9548A is an I2C bus multiplexer that allows multiple I2C devices to communicate with a microcontroller using a single I2C bus. Here are its key features:
1. Channel Selection: It can select one of the eight I2C channels, allowing for up to 8 separate I2C devices.
2. Device Addressing: The device can be addressed via the I2C bus, making it easy to manage multiple devices.
3. Voltage Compatibility: It supports a wide supply voltage range (2.3V to 5.5V), making it versatile for different applications.
4. Low Power Consumption: It consumes low quiescent current, optimizing battery usage in portable devices.
5. CMOS Technology: Built on CMOS technology, it offers high noise immunity and reliability.
6. I2C Compatibility: Fully compatible with the standard I2C bus protocol, facilitating seamless integration.
7. Bus Isolation: It isolates the selected channel from the unselected ones, preventing bus contention.
8. Wide Application Range: Suitable for various applications, including sensor networks, data acquisition, and more.
Overall, the PCA9548A is a powerful tool for expanding I2C bus capabilities in complex systems.

Pinout

The PCA9548A is an I²C multiplexer with 8 channels, and it typically comes in a 16-pin TSSOP package. The pin count is 16.
### Pin Functions:
1. VCC (Pin 1): Power supply.
2. GND (Pin 2): Ground.
3. SDA (Pin 3): Serial Data Line for I²C.
4. SCL (Pin 4): Serial Clock Line for I²C.
5. A0-A2 (Pins 5-7): Address selection pins for I²C slave address.
6. P0-P7 (Pins 8-15): Channel control pins that connect to the corresponding I²C bus devices.
7. RESET (Pin 16): Reset control for the device.
This multiplexer allows a single I²C bus master to communicate with multiple I²C devices, enabling efficient bus management and reduced signal interference.

Manufacturer

The PCA9548ABS,118 is manufactured by NXP Semiconductors, a global semiconductor company based in the Netherlands. NXP specializes in designing and manufacturing a wide range of products, including microcontrollers, processors, sensors, and connectivity solutions for various applications such as automotive, industrial, IoT, and consumer electronics. The PCA9548A is a specific I2C multiplexer that enables multiple I2C devices to communicate on a single bus, making it useful in complex electronic systems that require multiple I2C interfaces. NXP Semiconductors is known for its innovation and focus on providing solutions that enhance performance and efficiency in electronic devices.

Application

The PCA9548ABS,118 is an I2C bus multiplexer that enables multiple I2C devices to be connected to a single bus without address conflicts. Its application areas include:
1. Sensor Networks: Connecting multiple sensors using the I2C interface.
2. Embedded Systems: Managing various peripherals in microcontroller applications.
3. Robotics: Facilitating communication between a central controller and multiple robotic components.
4. Consumer Electronics: Integrating multiple I2C devices in devices like TVs, smartphones, and home automation systems.
5. Automotive: Enhancing communication between various automotive sensors and control units.
This versatility makes it suitable for any system requiring multiple I2C devices while maintaining efficient communication.

Package

The PCA9548ABS,118 is typically available in a TSSOP (Thin Shrink Small Outline Package) package type.