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PCA9547D,118
Product Overview
Category
The PCA9547D,118 belongs to the category of I2C bus switches and multiplexers.
Use
It is used for enabling a system to connect and communicate with multiple I2C buses or devices.
Characteristics
- Allows multiple I2C masters to communicate with a single I2C slave device
- Low Rds(on) switches for minimal signal distortion
- Supports hot insertion
- 5V tolerant I/Os
Package
The PCA9547D,118 comes in a TSSOP-16 package.
Essence
The essence of PCA9547D,118 lies in its ability to facilitate communication between multiple I2C devices efficiently.
Packaging/Quantity
The PCA9547D,118 is typically available in reels with a quantity of 2500 units per reel.
Specifications
- Supply Voltage: 1.65V to 5.5V
- I2C Bus Voltage: 1.65V to 5.5V
- On-state Resistance: 3 ohms (max)
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The PCA9547D,118 features a TSSOP-16 pin configuration with specific pins dedicated to control and data transfer functions.
Functional Features
- Enables communication between multiple I2C buses and devices
- Provides a simple method for adding more I2C devices to a system
- Supports hot insertion, allowing devices to be added or removed without disrupting the system
Advantages and Disadvantages
Advantages
- Simplifies I2C bus management in complex systems
- Low on-state resistance for minimal signal distortion
- Supports hot insertion for flexibility in system configuration
Disadvantages
- Limited to a maximum of 8 channels
- Requires careful consideration of addressing when multiple PCA9547D,118 devices are used in a system
Working Principles
The PCA9547D,118 operates by selectively connecting one of the multiple I2C buses to a common I2C bus. This allows different I2C masters to communicate with a single I2C slave device without contention.
Detailed Application Field Plans
The PCA9547D,118 finds application in various scenarios, including: - Industrial automation - Consumer electronics - Automotive systems - Medical devices - Communication equipment
Detailed and Complete Alternative Models
Some alternative models to PCA9547D,118 include: - PCA9546A - TCA9548A - MAX7360
In conclusion, the PCA9547D,118 serves as a crucial component in managing I2C communication in diverse electronic systems, offering a balance of performance and flexibility.
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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням PCA9547D,118 у технічних рішеннях
What is PCA9547D,118?
- PCA9547D,118 is an I2C-bus controlled 8-channel bidirectional multifunctional bus switch.
How many channels does PCA9547D,118 have?
- PCA9547D,118 has 8 channels.
What is the maximum voltage supported by PCA9547D,118?
- PCA9547D,118 supports a maximum voltage of 5.5V.
Can PCA9547D,118 be used for level shifting?
- Yes, PCA9547D,118 can be used for level shifting between different voltage domains.
Is PCA9547D,118 suitable for applications requiring I2C communication with multiple devices?
- Yes, PCA9547D,118 is designed for applications that require I2C communication with multiple devices.
What is the typical application of PCA9547D,118?
- A typical application of PCA9547D,118 is in systems where multiple I2C devices need to be accessed and controlled from a single microcontroller.
Does PCA9547D,118 support hot insertion and removal of devices?
- Yes, PCA9547D,118 supports hot insertion and removal of devices without disrupting the I2C bus.
What is the I2C address of PCA9547D,118?
- The I2C address of PCA9547D,118 is configurable, allowing multiple devices to be used on the same I2C bus.
Can PCA9547D,118 be cascaded to expand the number of channels?
- Yes, PCA9547D,118 can be cascaded to expand the number of channels and support more devices.
What are the key features of PCA9547D,118?
- The key features of PCA9547D,118 include low Rds(on) switches, operating power supply voltage range of 2.3V to 5.5V, and a 400kHz clock frequency.