LTM2882IY-3#PBF

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LTM2882IY-3#PBF

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DGTL ISO 2.5KV 4CH RS232 32-BBGA

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Especificações

Atributo Valor
Series µModule®
Part Status Active
Technology Magnetic Coupling
Type RS232
Isolated Power Yes
Number of Channels 4
Inputs - Side 1 / Side 2 2/2
Channel Type Unidirectional
Voltage - Isolation 2500Vrms
Common Mode Transient Immunity (Min) 30kV/µs
Data Rate 10Mbps
Propagation Delay tp LH / tp HL (Max) 100ns, 100ns
Rise / Fall Time (Typ) 60ns, 60ns
Voltage - Supply 3V ~ 3.6V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 32-BBGA Module
Supplier Device Package 32-BGA (15x11.25)
Base Product Number LTM2882

Visão Geral

Description

The LTM2882IY-3#PBF is a high-performance, isolated RS485/RS422 transceiver module designed by Analog Devices. It integrates a complete, galvanically isolated data interface with power in a compact package, ensuring robust communication in noisy environments. Featuring ±15kV ESD protection on the transceiver interface, the device offers enhanced reliability and safety. This module provides two isolated power rails, allowing for the powering of isolated circuits. It operates over a wide temperature range and supports data rates up to 20Mbps, making it suitable for industrial applications requiring dependable data transmission. The LTM2882IY-3#PBF is ideal for use in fieldbus networks, industrial automation, and any application where data integrity over long distances is crucial.

Equivalent

The LTM2882IY-3#PBF is an isolated RS-485/RS-422 transceiver with power from Analog Devices. Equivalent products could include Texas Instruments' ISO3086T, Maxim Integrated's MAX14850, and Silicon Labs' Si866x series, which offer similar features such as signal isolation and power delivery. However, specifications like data rate, isolation voltage, and package type may vary, so it's essential to compare these aspects to ensure compatibility with your application.

Features

The LTM2882IY-3#PBF is an isolated RS485/RS422 µModule transceiver with power, designed for robust data communication across electrical isolation barriers. Key features include:
1. Isolation: It offers 2500VRMS isolation for the logic interface and integrated DC/DC converter between the logic device and bus.
2. Data Rates: Supports data rates up to 20Mbps.
3. Integrated Power: Includes an isolated power supply capable of providing up to 1W, eliminating the need for an external power source on the isolated side.
4. Operating Temperature: Functions over an industrial temperature range of -40°C to 85°C.
5. EMI Reduction: Features low radiated emissions and high immunity, suitable for harsh environments.
6. Safety: Meets regulatory requirements for reinforced isolation.
7. Protection: Includes ±15kV ESD protection on the transceiver interface.
8. Compact Design: Housed in a compact BGA package, facilitating easy integration into space-constrained designs.
These features make the LTM2882IY-3#PBF suitable for industrial, medical, and instrumentation applications where reliable and isolated data communication is critical.

Pinout

The LTM2882IY-3#PBF is an isolated RS485/RS422 transceiver module. It has a 20-pin configuration. This device provides a robust solution for signal isolation and power isolation, with key functions including:
1. Isolation: It offers up to 2500VRMS of isolation between the logic interface and the transceiver interface, protecting against ground loop and common-mode noise.
2. Transceiver: The LTM2882 includes an integrated RS485/RS422 transceiver, which can be used for point-to-point and multipoint applications, supporting data rates up to 20Mbps.
3. Power: The module includes an isolated DC/DC converter, providing power to the isolated side of the device.
4. Fail-Safe: Features include fail-safe operation, which ensures a known output state in case of input open-circuit, short-circuit, or idle bus conditions.
5. Protection: It has built-in protection against ESD, overvoltage, and thermal shutdown.
The package type is a 15mm x 11.25mm x 3.42mm BGA (Ball Grid Array), which enhances its functionality in various industrial and communication applications.

Manufacturer

The LTM2882IY-3#PBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational company that specializes in the design and manufacturing of semiconductor products. The company is known for its high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. These products are used in various applications including industrial, automotive, communication, consumer electronics, healthcare, and instrumentation sectors. Analog Devices is recognized for its innovation and technological advancements in the semiconductor industry.

Application

The LTM2882IY-3#PBF is an isolated RS485/RS422 transceiver module designed for applications requiring data transmission across electrical isolation barriers. Key application areas include:
1. Industrial Automation: Provides robust communication for PLCs and field devices in noisy environments.
2. Data Acquisition Systems: Ensures reliable data transfer in systems with different ground potentials.
3. Medical Equipment: Offers safe and isolated data communication in medical devices where patient safety is critical.
4. Telecommunications: Facilitates data transmission in infrastructure with diverse power domains.
5. HVAC Systems: Integrates into control systems for secure and isolated communication between components.
These applications leverage the module's isolation capabilities to enhance reliability and safety in communication systems.

Package

The LTM2882IY-3#PBF is a μModule isolator with an isolated power supply. It comes in a surface-mount BGA (Ball Grid Array) package, specifically designed for board-level applications requiring isolation and power delivery.

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