ISO7721DWVR

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ISO7721DWVR

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DGTL ISOLTR 5KV 2CH GP 8-SOIC

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thuộc tính Giá trị
Part Status Active
Technology Capacitive Coupling
Type General Purpose
Isolated Power No
Number of Channels 2
Inputs - Side 1/Side 2 1/1
Channel Type Unidirectional
Voltage - Isolation 5000Vrms
Common Mode Transient Immunity (Min) 85kV/µs
Data Rate 100Mbps
Propagation Delay tpLH / tpHL (Max) 16ns, 16ns
Pulse Width Distortion (Max) 4.9ns
Rise / Fall Time (Typ) 1.8ns, 1.9ns
Voltage - Supply 2.25V ~ 5.5V
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.295", 7.50mm Width)
Supplier Device Package 8-SOIC
Base Product Number ISO7721

Tổng quan

Description

The ISO7721DWVR is a digital isolator from Texas Instruments. It is part of the ISO772x series, designed to provide high-speed, robust isolation for various applications. This device offers dual-channel isolation, which means it can simultaneously isolate two different input signals. It features a wide supply voltage range, enhancing flexibility for different operational requirements. The ISO7721DWVR is known for its high data rate capabilities, typically up to 100 Mbps, making it suitable for high-speed communication systems.
One of its critical features is the reinforced isolation, which ensures safety and signal integrity in environments with high electrical noise or potential voltage spikes. This is particularly important in industrial, medical, and automotive applications where reliable signal isolation ensures the safety of both devices and users.
The package type, DWV, refers to a specific SOIC (Small Outline Integrated Circuit) packaging style that supports high-voltage isolation requirements. The ISO7721DWVR contributes to reducing system size and cost while maintaining high performance and safety standards.

Equivalent

The ISO7721DWVR is a dual-channel digital isolator from Texas Instruments. Equivalent products include the ADuM1201 series from Analog Devices, the Si8621 series from Silicon Labs, and the MAX14932 series from Maxim Integrated. These alternatives offer similar isolation capabilities and support similar data rates, making them suitable replacements depending on specific application requirements. Always verify specifications and pin compatibility before substituting.

Features

The ISO7721DWVR is a digital isolator from Texas Instruments, designed to provide high-performance and reliable isolation for various applications. Key features include:
1. Isolation: It offers a working voltage of up to 1000 VRMS and a withstand isolation voltage of 5000 VRMS, ensuring robust isolation capabilities.
2. Channel Configuration: The device is a dual-channel isolator, featuring one forward and one reverse channel, which makes it suitable for bidirectional communication.
3. Data Rate: It supports high data rates up to 100 Mbps, making it ideal for fast data transmission applications.
4. Low Propagation Delay: The isolator features a low propagation delay of around 10 ns, improving system response times.
5. Noise Immunity: Enhanced noise immunity with a high common mode transient immunity (CMTI) greater than 100 kV/µs.
6. Wide Temperature Range: It operates over an industrial temperature range from -40°C to 125°C, ensuring reliability in harsh environments.
7. Package: Available in a 8-pin SOIC (Small Outline Integrated Circuit) package, which is compact and suitable for space-constrained designs.
These features make the ISO7721DWVR suitable for industrial, automotive, and communication systems requiring robust isolation and fast data transfer.

Pinout

The ISO7721DWVR is a digital isolator manufactured by Texas Instruments. It is part of the ISO772x series and is specifically a dual-channel isolator with one forward and one reverse channel. The device is housed in an SOIC-8 package, which means it has 8 pins.
The pin functions are as follows:
1. VCC1: Power supply for the primary side.
2. GND1: Ground for the primary side.
3. IN1: Data input for channel 1.
4. IN2: Data input for channel 2 (not used in ISO7721, as it is a 1-channel device).
5. OUT1: Data output for channel 1.
6. OUT2: Data output for channel 2 (not used in ISO7721).
7. GND2: Ground for the secondary side.
8. VCC2: Power supply for the secondary side.
The ISO7721DWVR provides high electromagnetic immunity and low emissions at low power consumption, making it suitable for applications requiring signal isolation.

Manufacturer

The ISO7721DWVR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. TI is known for its role in the development of analog and digital signal processing technologies. It serves a wide range of industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is one of the largest semiconductor manufacturers in the world and is recognized for its focus on innovation, quality, and customer support.

Application

The ISO7721DWVR is a high-speed, dual-channel digital isolator used primarily in applications requiring electrical isolation and signal integrity. Key application areas include:
1. Industrial Automation: Ensures safe and reliable data transfer between different parts of machinery without electrical interference.
2. Power Electronics: Provides isolation in inverter and converter systems for motor drives.
3. Medical Equipment: Offers patient and operator safety by isolating sensitive areas from high voltages.
4. Telecommunications: Ensures signal integrity and isolation in communication systems.
5. Automotive Systems: Used in battery management systems and electric vehicle safety circuits.
Its robust design supports high data rates, making it ideal for environments demanding precise and reliable communication.

Package

The ISO7721DWVR is a digital isolator from Texas Instruments, and it comes in a SOIC-8 (Small Outline Integrated Circuit) package with a "DWV" suffix, indicating a wide-body variant. This package type enhances isolation and is typically used to provide better creepage and clearance distance for high-voltage applications.

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