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PCA9548ABS,118
+BOMIC INTFACE SPECIALIZED 24HVQFN
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제조업체은지포미국주식회사
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제조업체 부품 #PCA9548ABS,118
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데이터시트 PCA9548ABS,118 DataSheet
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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 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
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
### 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
Application
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.