Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Buffer, ReDriver |
| Applications | I²C |
| Input | 2-Wire Bus |
| Output | 2-Wire Bus |
| DataRate(Max) | 400kHz |
| NumberofChannels | 2 |
| DelayTime | 150ns |
| Capacitance-Input | 7 pF |
| Voltage-Supply | 2.3V ~ 3V, 3V ~ 5.5V |
| Current-Supply | 16µA |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) |
Overview
Description
The PCA9614DPZ is a dual bidirectional buffer designed for I²C-bus and SMBus systems, facilitating communication over extended distances. It is produced by NXP Semiconductors and enables the use of long cables or large backplanes, addressing issues of signal degradation and noise interference commonly encountered in these scenarios.
Key features of the PCA9614DPZ include its ability to support dual bidirectional channels, allowing for signal buffering and level shifting between devices operating at different voltage levels. This makes it particularly useful for interfacing between 3.3V and 5V I²C-bus systems. The device operates over a wide supply voltage range and offers high-impedance inputs, reducing the load on the bus.
The PCA9614DPZ also includes built-in rise time accelerators that enhance data transfer speeds, making it suitable for high-frequency applications. It is packaged in a small form factor, facilitating easy integration into compact designs. The device is commonly used in applications such as industrial automation, telecommunications, and any systems requiring reliable long-distance I²C communication.
Key features of the PCA9614DPZ include its ability to support dual bidirectional channels, allowing for signal buffering and level shifting between devices operating at different voltage levels. This makes it particularly useful for interfacing between 3.3V and 5V I²C-bus systems. The device operates over a wide supply voltage range and offers high-impedance inputs, reducing the load on the bus.
The PCA9614DPZ also includes built-in rise time accelerators that enhance data transfer speeds, making it suitable for high-frequency applications. It is packaged in a small form factor, facilitating easy integration into compact designs. The device is commonly used in applications such as industrial automation, telecommunications, and any systems requiring reliable long-distance I²C communication.
Equivalent
The PCA9614DPZ is an I2C-bus repeater/expander from NXP. Equivalent products you might consider include:
1. TCA9617A from Texas Instruments: Similar functionality with support for I2C-bus level shifting.
2. P82B96 from NXP: Provides similar bidirectional buffering and level translation for I2C and SMBus applications.
3. LTC4311 from Analog Devices: An I2C/SMBus accelerator that aids in signal integrity over longer distances.
Ensure to check the datasheets for compatibility in specific applications.
1. TCA9617A from Texas Instruments: Similar functionality with support for I2C-bus level shifting.
2. P82B96 from NXP: Provides similar bidirectional buffering and level translation for I2C and SMBus applications.
3. LTC4311 from Analog Devices: An I2C/SMBus accelerator that aids in signal integrity over longer distances.
Ensure to check the datasheets for compatibility in specific applications.
Features
The PCA9614DPZ is a dual bidirectional bus buffer IC designed to enhance I²C and SMBus communication by providing high-drive capabilities. Key features include:
1. Voltage Compatibility: Supports a wide supply voltage range from 2.3V to 15V, making it suitable for various applications.
2. High Drive Capability: Capable of driving long buses or multiple devices with its strong output drive.
3. Bidirectional Buffering: Facilitates communication between I²C devices by buffering data in both directions.
4. Hot-Swap Capability: Incorporates a feature to support hot-swapping, allowing devices to be added or removed from a live bus without disrupting communication.
5. Noise Filtering: Includes built-in noise filters to improve signal integrity and reduce the risk of data corruption.
6. Level Translation: Provides level shifting between different voltage domains, which is useful in mixed-voltage systems.
7. Low Standby Current: Energy-efficient with minimal power consumption in standby mode.
8. ESD Protection: Offers robust electrostatic discharge protection to enhance the reliability and longevity of the device.
The PCA9614DPZ is ideal for applications requiring enhanced I²C/SMBus performance over extended distances or in complex network topologies.
1. Voltage Compatibility: Supports a wide supply voltage range from 2.3V to 15V, making it suitable for various applications.
2. High Drive Capability: Capable of driving long buses or multiple devices with its strong output drive.
3. Bidirectional Buffering: Facilitates communication between I²C devices by buffering data in both directions.
4. Hot-Swap Capability: Incorporates a feature to support hot-swapping, allowing devices to be added or removed from a live bus without disrupting communication.
5. Noise Filtering: Includes built-in noise filters to improve signal integrity and reduce the risk of data corruption.
6. Level Translation: Provides level shifting between different voltage domains, which is useful in mixed-voltage systems.
7. Low Standby Current: Energy-efficient with minimal power consumption in standby mode.
8. ESD Protection: Offers robust electrostatic discharge protection to enhance the reliability and longevity of the device.
The PCA9614DPZ is ideal for applications requiring enhanced I²C/SMBus performance over extended distances or in complex network topologies.
Pinout
The PCA9614DPZ is an I2C-bus repeater designed to extend the I2C-bus and improve signal integrity over long distances. It is manufactured by NXP Semiconductors. This device typically comes in an 8-pin package. The main functions include:
1. Pin 1 (A side SDA): Serial data line for side A, bidirectional.
2. Pin 2 (A side SCL): Serial clock line for side A, bidirectional.
3. Pin 3 (VCC): Power supply voltage input.
4. Pin 4 (GND): Ground reference point.
5. Pin 5 (B side SCL): Serial clock line for side B, bidirectional.
6. Pin 6 (B side SDA): Serial data line for side B, bidirectional.
7. Pin 7 (ENB): Enable input for side B bus, active high.
8. Pin 8 (ENA): Enable input for side A bus, active high.
The PCA9614DPZ is used to buffer data and clock lines, allowing for improved communication over longer distances and on buses with high capacitance. It provides bidirectional communication and supports hot swapping and live insertion, making it useful in complex I2C-bus networks.
1. Pin 1 (A side SDA): Serial data line for side A, bidirectional.
2. Pin 2 (A side SCL): Serial clock line for side A, bidirectional.
3. Pin 3 (VCC): Power supply voltage input.
4. Pin 4 (GND): Ground reference point.
5. Pin 5 (B side SCL): Serial clock line for side B, bidirectional.
6. Pin 6 (B side SDA): Serial data line for side B, bidirectional.
7. Pin 7 (ENB): Enable input for side B bus, active high.
8. Pin 8 (ENA): Enable input for side A bus, active high.
The PCA9614DPZ is used to buffer data and clock lines, allowing for improved communication over longer distances and on buses with high capacitance. It provides bidirectional communication and supports hot swapping and live insertion, making it useful in complex I2C-bus networks.
Manufacturer
The manufacturer of the PCA9614DPZ is NXP Semiconductors. NXP Semiconductors is a global semiconductor company that specializes in the production of a wide range of semiconductor products including integrated circuits, processors, microcontrollers, and other electronic components. The company operates in various sectors including automotive, industrial, mobile, and communication infrastructure. NXP is known for its innovations in secure connectivity solutions and embedded applications.
Application
The PCA9614DPZ is a dual bi-directional buffer designed for I²C bus and SMBus applications, making it suitable for extending communication distance and network size in complex systems. Key application areas include:
1. Industrial Automation: Enhancing communication between controllers and sensors over long distances.
2. Consumer Electronics: Improving I²C signal integrity in devices like televisions and gaming consoles.
3. Automotive Systems: Facilitating robust communication in in-vehicle networks.
4. Telecommunications: Extending bus communication in network equipment.
5. Medical Devices: Ensuring reliable data transfer in patient monitoring systems.
Its ability to isolate capacitance and stabilize signals makes it valuable in any application requiring I²C/SMBus communication over extended lengths or through multiple nodes.
1. Industrial Automation: Enhancing communication between controllers and sensors over long distances.
2. Consumer Electronics: Improving I²C signal integrity in devices like televisions and gaming consoles.
3. Automotive Systems: Facilitating robust communication in in-vehicle networks.
4. Telecommunications: Extending bus communication in network equipment.
5. Medical Devices: Ensuring reliable data transfer in patient monitoring systems.
Its ability to isolate capacitance and stabilize signals makes it valuable in any application requiring I²C/SMBus communication over extended lengths or through multiple nodes.
Package
The PCA9614DPZ is a differential I2C-bus buffer with a Dual In-line Package (DIP) form factor. It is designed to improve signal integrity over long distances and in noisy environments by converting the I2C-bus signals into differential signals.
