ADUM3151BRSZ-RL7

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ADUM3151BRSZ-RL7

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DGTL ISO 3.75KV 7CH SPI 20-SSOP

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規格

屬性 價值
Series iCoupler®, SPIsolator™
Part Status Active
Technology Magnetic Coupling
Type SPI
Isolated Power No
Number of Channels 7
Inputs - Side 1 / Side 2 5/2
Channel Type Unidirectional
Voltage - Isolation 3750Vrms
Common Mode Transient Immunity (Min) 25kV/µs
Data Rate 34Mbps
Propagation Delay tp LH / tp HL (Max) 14ns, 14ns
Pulse Width Distortion (Max) 2ns
Rise / Fall Time (Typ) 2.5ns, 2.5ns
Voltage - Supply 3V ~ 5.5V
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 20-SSOP (0.209", 5.30mm Width)
Supplier Device Package 20-SSOP
Base Product Number ADUM3151

概述

Description

The ADUM3151BRSZ-RL7 is a digital isolator manufactured by Analog Devices. It is part of the ADuM315x series, designed to provide robust isolation and data integrity in complex systems. This device uses iCoupler® technology to offer four channels of digital isolation with data rates up to 25 Mbps. It is particularly suited for applications requiring high-speed data transmission and isolation between different sections of a system, such as in industrial automation, medical equipment, and power management systems.
Key features of the ADUM3151 include a wide supply voltage range, low power consumption, and high electromagnetic compatibility (EMC). It also has a high common-mode transient immunity (CMTI), which makes it reliable in environments with rapid voltage changes. The ADUM3151BRSZ-RL7 is RoHS compliant and typically comes in a small 20-lead SSOP package, facilitating easy integration into various circuit designs. Overall, this digital isolator provides a dependable and efficient solution for maintaining signal integrity across isolated domains.

Equivalent

The ADuM3151BRSZ-RL7 is a digital isolator from Analog Devices. Equivalent products might include:
1. TI ISO7741
2. Silicon Labs Si8661
3. Broadcom ACPL-C797
These equivalents may vary slightly in specifications like isolation voltage, channel configuration, and data rate, so it's important to ensure they meet your specific application requirements. Always compare the datasheets to ensure compatibility.

Features

The ADUM3151BRSZ-RL7 is a digital isolator from Analog Devices designed for robust data transmission in industrial applications. It features four channels of isolation with a high common-mode transient immunity of more than 25 kV/μs. The device supports data rates up to 17 Mbps and operates with a wide supply voltage range from 1.7 V to 5.5 V, making it versatile for different system requirements.
The isolator utilizes iCoupler technology, which offers reliable and efficient digital isolation. It also provides low power consumption with quiescent currents as low as 2.6 mA per channel at 5 V. The ADUM3151BRSZ-RL7 comes in a 16-lead, wide-body SOIC package, ensuring ease of integration and space efficiency on PCBs.
Additional features include default low output, fail-safe low when power is removed, and a high-temperature operation range from -40°C to +125°C. These characteristics make it suitable for harsh environments in industrial and instrumentation applications, ensuring both performance and safety.

Pinout

The ADUM3151BRSZ-RL7 is a digital isolator manufactured by Analog Devices. It belongs to a family of devices designed for isolating SPI interfaces. This particular model has a 20-pin configuration.
Key features and functions:
- The device offers four channels of isolation.
- It is typically used to isolate SPI communication interfaces, providing isolation between the master and slave devices.
- It uses iCoupler® technology to achieve robust isolation.
- The ADUM3151 supports data rates of up to 17 Mbps.
- It provides a high common-mode transient immunity.
- The device is suitable for a range of applications, including data acquisition, industrial control, and communications systems.
The ADUM3151BRSZ-RL7 is a surface-mount device with a small form factor, making it suitable for space-constrained applications that require reliable signal isolation.

Manufacturer

The ADUM3151BRSZ-RL7 is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in designing and manufacturing a wide range of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company's products are used in various applications, including industrial, automotive, consumer electronics, healthcare, and communications. Analog Devices is known for its innovations in areas such as data conversion, signal processing, power management, and radio frequency (RF) technology. With a strong focus on engineering and technological advancements, Analog Devices provides solutions that enhance the performance and functionality of electronic systems across various sectors.

Application

The ADUM3151BRSZ-RL7 is a digital isolator designed for applications requiring secure data transmission across an isolation barrier. Key application areas include:
1. Industrial Automation: Ensures safe data communication between different industrial subsystems.
2. Power Supply Systems: Facilitates isolation in DC-DC converters and power management circuits.
3. Automotive Electronics: Used in electric vehicle systems for isolating control signals.
4. Medical Equipment: Provides isolation in patient-connected devices to ensure safety.
5. Data Acquisition Systems: Isolates analog and digital signals to enhance data integrity.
6. Microcontroller Interfaces: Used for isolating microcontroller or processor interfaces in embedded systems.
These applications benefit from the ADUM3151’s high-speed and reliable isolation capabilities.

Package

The ADUM3151BRSZ-RL7 is packaged in an 20-lead, small outline integrated circuit (SOIC) package. The "RL7" suffix indicates that it is supplied on a reel for automated manufacturing processes.

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