ISO1050DUB

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ISO1050DUB

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IC TRANSCEIVER HALF 1/1 8SOP

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  • メーカー品番 #ISO1050DUB

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仕様

属性
Part Status Obsolete
Base Product Number ISO1050
Type Transceiver, Isolated
Protocol CANbus
Number of Drivers/Receivers 1/1
Duplex Half
Data Rate 1Mbps
Voltage - Supply 3V ~ 5.5V, 4.75V ~ 5.25V
Operating Temperature -55°C ~ 105°C
Mounting Type Surface Mount
Package 8-SMD, Gull Wing
Supplier Device Package 8-SOP
Packaging Tube
Receiver Hysteresis 150 mV

概要

Description

The ISO1050DUB is a high-performance, isolated CAN (Controller Area Network) transceiver developed by Texas Instruments. It is designed to provide galvanic isolation between the CAN bus and the host controller, ensuring robust communication in high-noise environments and enhancing system reliability. The device offers a 5000-VRMS isolation rating and supports data rates up to 1 Mbps, making it suitable for industrial automation, automotive, and other demanding applications.
Key features of the ISO1050DUB include low power consumption, fail-safe operation, thermal shutdown protection, and a wide operating temperature range. It is compliant with ISO 11898-2 standards, ensuring interoperability with other CAN devices. The device is housed in an 8-pin SOIC package, which facilitates easy integration into existing systems.
The ISO1050DUB is particularly advantageous in applications where isolation is necessary to protect electronic circuits from high-voltage transients, reduce ground loop problems, and ensure the integrity of data transmission in electrically noisy environments.

Equivalent

The ISO1050DUB is a robust isolated CAN transceiver by Texas Instruments. Equivalent products include:
1. ADM3052 by Analog Devices: Offers similar isolated CAN transceiver capabilities.
2. MAX14878 by Maxim Integrated: Provides isolated CAN transceiver functionality.
3. TJA1051 by NXP Semiconductors: A non-isolated option, but comparable in CAN transceiver features.
4. Si8621 by Silicon Labs: Another isolated transceiver with similar specifications.
Always verify the specific requirements and compatibility for your application.

Features

The ISO1050DUB is a robust isolated CAN (Controller Area Network) transceiver by Texas Instruments. Key features include:
1. Isolation: Provides galvanic isolation between the bus-line and the logic interface, improving safety and reliability in harsh environments.
2. Bus-Fault Protection: Offers ±70 V bus-fault protection, safeguarding against voltage spikes and electrical noise.
3. Isolation Voltage: Capable of withstanding up to 5000 VRMS isolation for one minute, enhancing safety in high-voltage applications.
4. Data Rates: Supports data rates up to 1 Mbps, suitable for high-speed CAN bus communications.
5. Low Electromagnetic Emission: Designed to minimize electromagnetic interference, essential for compliance with strict automotive and industrial standards.
6. Wide Supply Voltage Range: Operates over a range of 3.0 V to 5.5 V for both the device and the CAN bus interface.
7. Temperature Range: Functions across an extended temperature range from -55°C to 105°C, making it reliable in extreme conditions.
8. Fail-Safe Features: Includes thermal shutdown and power-up/down glitch-free operation to prevent unintended actions.
These features make the ISO1050DUB ideal for automotive, industrial, and other applications requiring robust CAN communication with isolation.

Pinout

The ISO1050DUB is a digital isolator with a 5V CAN transceiver, used for isolating the Controller Area Network (CAN) bus systems. It is typically provided in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here’s a concise breakdown of its pin configuration and functions:
1. TXD (Pin 1): Transmit data input from the microcontroller to the transceiver.
2. GND1 (Pin 2): Ground reference for the input side.
3. VCC1 (Pin 3): Supply voltage for the input side.
4. RXD (Pin 4): Receive data output to the microcontroller from the transceiver.
5. VCC2 (Pin 5): Supply voltage for the bus side.
6. CANL (Pin 6): Low-level CAN bus line.
7. CANH (Pin 7): High-level CAN bus line.
8. GND2 (Pin 8): Ground reference for the bus side.
The device provides galvanic isolation between the microcontroller and the CAN bus, enhancing reliability and protection in communication networks.

Manufacturer

The ISO1050DUB is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a variety of electronic components, including integrated circuits and embedded processors. The company serves a wide range of industries, providing solutions for automotive, industrial, personal electronics, and communications equipment. TI is known for its innovations in analog and embedded processing technologies, which are essential in various electronic applications.

Application

The ISO1050DUB is a CAN (Controller Area Network) transceiver used in various applications requiring reliable communication in electrically noisy environments. It is commonly utilized in automotive systems for in-vehicle networking, such as engine control units (ECUs), anti-lock braking systems (ABS), and airbag systems. Beyond automotive, it is also used in industrial automation for factory floor communication, building automation systems, and medical equipment for robust data transfer. Its ability to operate in harsh environments makes it suitable for applications where high-speed data transmission and fault tolerance are critical. Additionally, its isolated design is beneficial for preventing ground loops and protecting against voltage spikes.

Package

The ISO1050DUB is a CAN transceiver from Texas Instruments and comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Frequently Asked Questions


Q: Is the ISO1050DUB suitable for 3.3V or 5V CAN bus systems?
A: Yes, it supports dual supply ranges: 3V to 5.5V on one side and 4.75V to 5.25V on the CAN side.


Q: What is the maximum data rate supported by this isolated transceiver?
A: It supports a data rate of up to 1 Mbps, suitable for standard high-speed CAN applications.


Q: Does the ISO1050DUB provide galvanic isolation for the CAN bus?
A: Yes, it is an isolated transceiver, providing electrical isolation between the CAN bus and the controller.


Q: What is the operating temperature range for this component?
A: It operates over an industrial temperature range of -55°C to 105°C.


Q: How many driver and receiver channels does this device have?
A: It features 1 driver and 1 receiver, supporting half-duplex communication.


Q: What is the receiver hysteresis value for noise immunity?
A: The receiver hysteresis is 150 mV, which helps improve noise rejection on the bus.


Q: What package type is available for the ISO1050DUB?
A: It comes in an 8-SMD Gull Wing package (8-SOP), designed for surface mount applications.


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