PCA9615DPJ

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PCA9615DPJ

+BOM

IC REDRIVER I2C 2CH 10TSSOP

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Specifications

Attribute Value
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Obsolete
Type Buffer, ReDriver
Applications I²C
Input 2-Wire Bus
Output 2-Wire Bus
DataRate(Max) 400kHz
NumberofChannels 2
Capacitance-Input 7 pF
Voltage-Supply 2.3V ~ 5.5V
Current-Supply 16µA
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)

Overview

Description

The PCA9615DPJ is a robust I²C bus extender designed by NXP Semiconductors to enhance communication over long distances or in electrically noisy environments. It achieves this by converting the standard I²C bus signals into differential signals, which are less susceptible to interference. The device operates in the 2 MHz clock frequency range, supporting both high-speed and fast-mode data rates.
The PCA9615DPJ features a dual bidirectional buffer that separates bus capacitance, allowing it to drive longer cables while maintaining signal integrity. It ensures data accuracy by minimizing crosstalk and reflections commonly encountered in extended bus systems. The device is equipped with an integrated ESD protection and thermal shutdown feature to enhance robustness and reliability.
Applications for the PCA9615DPJ include industrial control systems, communication equipment, and other environments where extended I²C bus lengths are necessary. By leveraging differential signaling, the PCA9615DPJ allows engineers to construct more flexible and reliable systems without compromising on data integrity or speed.

Equivalent

The PCA9615DPJ is a differential I2C-bus buffer. Equivalent products include:
1. LTC4331 by Analog Devices: An I2C isolator and extender with similar functionality.
2. TI's P82B96: A dual bidirectional bus buffer that also serves similar applications.
3. NXP's P82B715: Functions as an I2C bus extender for longer distances.
When choosing an equivalent, ensure compatibility with your specific application needs and electrical characteristics.

Features

The PCA9615DPJ is an I²C-bus repeater designed to extend the range of the I²C bus communication. Key features include:
1. Differential Bus Interface: Converts the traditional I²C signals (SDA and SCL) into differential signals, which helps in reducing electromagnetic interference and allows for longer cable lengths.
2. High Noise Immunity: The differential signaling provides high noise immunity, making it suitable for harsh industrial environments.
3. Bidirectional Voltage Level Translation: It supports bidirectional voltage level translation between 2.3 V to 5.5 V I²C bus nodes.
4. Extended Range: Capable of extending the I²C bus communication over several meters, much farther than the standard I²C distance limitations.
5. Hot Swappable: It supports live insertion and removal without disrupting the bus operations, allowing for hot-swapping of devices.
6. Low Standby Current: Consumes minimal power during standby, improving energy efficiency.
These features make the PCA9615DPJ ideal for applications requiring long-distance I²C communication, such as in industrial and automotive systems.

Pinout

The PCA9615DPJ is a differential I2C-bus buffer with 10 pins. It is designed to extend the reach of the I2C communication bus by converting standard I2C signals into differential signals, which can travel longer distances or through more challenging environments with reduced risk of data corruption due to noise or signal degradation.
Here is a brief overview of the pin functions:
1. SDAIN, SCLIN: Input pins for the standard I2C data and clock lines.
2. SDAOUT+, SDAOUT-: Differential output pins for the SDA line.
3. SCLOUT+, SCLOUT-: Differential output pins for the SCL line.
4. VCC: Power supply pin.
5. GND: Ground connection.
6. EN: Enable pin to activate the buffer.
7. A0, A1: Address pins to set the I2C slave address.
This device allows for more robust and reliable I2C communication over longer distances, making it suitable for applications requiring extended bus lengths.

Manufacturer

The PCA9615DPJ is manufactured by NXP Semiconductors. NXP Semiconductors is a leading global company specializing in the design and manufacture of semiconductors and integrated circuits. They provide solutions for the automotive, industrial & IoT, mobile, and communication infrastructure markets. NXP is known for its innovations in secure connectivity and infrastructure, including applications in automotive electronics, secure identification, and the broad-based microcontroller and microprocessor markets.

Application

The PCA9615DPJ is a high-speed differential I²C-bus buffer designed for extending the range and reliability of I²C communication in electrically noisy environments or over long distances. It is commonly used in industrial automation, telecommunications, and automotive systems where robust data integrity is crucial. The device supports applications such as communication between sensors, microcontrollers, and peripherals across large PCBs or between different devices in a larger system. Additionally, it is useful in environments requiring high-speed data transfer and low electromagnetic interference, ensuring reliable signal integrity in challenging conditions.

Package

The PCA9615DPJ is an I2C-bus repeater that uses differential signaling to improve communication over long distances. It comes in an HVQFN (Heatsink Very Thin Quad Flat No-lead) package with 16 pins. This package type is compact and designed to offer efficient thermal performance.

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