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ADUM1250SRZ

Name: ADUM1250SRZ
Rating: 4.7 (12 reviews)

DGTL ISOLTR 2.5KV 2CH I2C 8-SOIC

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資料表 ADUM1250SRZ DataSheet
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規格

Series	iCoupler®
Part Status	Active
Technology	Magnetic Coupling
Type	I2C
Isolated Power	No
Number of Channels	2
Inputs - Side 1/Side 2	2/2
Channel Type	Bidirectional
Voltage - Isolation	2500Vrms
Common Mode Transient Immunity (Min)	25kV/µs
Data Rate	1Mbps
Pulse Width Distortion (Max)	145ns, 85ns
Voltage - Supply	3V ~ 5.5V
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	ADUM1250

概述

Description

The ADUM1250SRZ is a digital isolator from Analog Devices, designed for providing galvanic isolation in digital signal applications. It features a dual-channel configuration with 2 Mbps data rate capability, making it suitable for high-speed communication. The device employs capacitive isolation technology, which offers excellent electrical performance, including low power consumption and high noise immunity.
The ADUM1250SRZ is commonly used in industrial automation, medical devices, and communication systems where signal integrity and safety from high voltages are crucial. Its isolation voltage rating is up to 2.5 kV, ensuring robust protection against electrical disturbances. Additionally, it is available in a compact SOIC-16 package, facilitating easy integration into various circuit designs.
Overall, the ADUM1250SRZ is a versatile solution for enhancing system reliability and safety in applications requiring isolation between digital circuits.

Features

The ADUM1250SRZ is a digital isolator designed for high-speed data transmission and provides galvanic isolation between high-voltage and low-voltage systems. Key features include:
1. Data Rate: Supports data rates up to 1 Mbps, suitable for various communication protocols.
2. Channel Configuration: Available in a dual-channel configuration, allowing for bi-directional communication.
3. Isolation Voltage: Offers a high isolation voltage of up to 5 kV, ensuring safety in high-voltage applications.
4. Low Power Consumption: Operates with low power, enhancing energy efficiency in designs.
5. Temperature Range: Rated for operation over a wide temperature range, typically from -40°C to 125°C.
6. Small Package: Housed in a compact 8-lead SOIC package, facilitating space-saving designs.
7. Fault Tolerance: Features robust performance against noise and voltage spikes.
These characteristics make the ADUM1250SRZ suitable for applications in industrial automation, medical devices, and communications systems.

Package

The ADUM1250SRZ is packaged in a 16-lead SOIC (Small Outline Integrated Circuit) package. It features an industry-standard footprint and is designed for surface-mount applications, providing a compact solution for isolation in digital communication interfaces.

Pinout

The ADUM1250SRZ is a digital isolator with a pin count of 16 pins. It is designed to provide isolation between two digital circuits, allowing for high-speed data transmission while preventing ground loops and ensuring signal integrity.
The main functions of the ADUM1250 include:
1. Digital Isolation: It isolates data signals between the input and output sides, providing protection against high voltages.
2. Data Transmission: Supports high-speed data rates up to 1 Mbps.
3. Power Supply Flexibility: It can operate with different supply voltages on either side (e.g., 2.7V to 5.5V).
4. Low Power Consumption: Designed for low power usage, making it suitable for battery-operated applications.
Overall, the ADUM1250SRZ is ideal for applications requiring safe and reliable data communication in electrically noisy environments.

Manufacturer

The ADUM1250SRZ is manufactured by Analog Devices, Inc. Analog Devices is a global technology company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company primarily serves various industries, including communications, automotive, healthcare, and industrial automation. ADI is known for its innovative solutions in signal processing and data conversion, and it focuses on providing high-quality products that enable advanced electronic systems. The ADUM1250SRZ specifically is a digital isolator, used for isolating signals in various applications to enhance system reliability and safety.

Application

The ADUM1250SRZ is a digital isolator that is commonly used in applications such as industrial automation, data acquisition systems, power supply isolation, medical equipment, and telecommunications. Its primary functions include maintaining signal integrity and providing isolation in high-voltage environments while enabling reliable communication between different sections of a system.

Equivalent

Equivalent products to the ADUM1250SRZ chip include the Texas Instruments ISO7221, the Analog Devices ADUM1251, and the Silicon Labs Si86xx series. These chips also provide isolation for digital signals and are suitable for similar applications in isolating I2C and SPI communication. Always check the specific datasheets for compatibility and performance details.