ADM2491EBRWZ

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ADM2491EBRWZ

+Nomenclature

DGTL ISO 5KV 3CH RS422 16-SOIC

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Spécifications

Attribut Valeur
Series iCoupler®
PartStatus Active
Technology Magnetic Coupling
Type RS422, RS485
IsolatedPower No
NumberofChannels 3
Inputs-Side1/Side2 2/1
ChannelType Unidirectional
Voltage-Isolation 5000Vrms
CommonModeTransientImmunity(Min) 25kV/µs
DataRate 16Mbps
PropagationDelaytpLH/tpHL(Max) 60ns, 60ns
Rise/FallTime(Typ) 20ns, 20ns (Max)
Voltage-Supply 3.3V, 5V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 16-SOIC (0.295", 7.50mm Width)
SupplierDevicePackage 16-SOIC
BaseProductNumber ADM2491

Présentation

Description

ADM2491EBRWZ seems to refer to a specific integrated circuit or microcontroller part number, typically used in electronics and engineering. While detailed information about this exact model isn't readily available in standard databases, these alphanumeric codes are generally used by manufacturers to designate specific products in their lineup.
Such components are usually employed in applications requiring specific functionalities like signal processing, communication, or power management. The part number suggests it's likely a specialized device, possibly involving advanced digital management (ADM) or communication protocols.
For precise details, including specifications, datasheets, and application notes, one would need to consult the manufacturer's official documentation or website. If it's a newly released part, contacting the manufacturer directly or checking recent press releases and product announcements could provide more insights. Additionally, electronics distributors or industry forums might have discussions or user experiences related to the product.

Equivalent

The ADM2491EBRWZ is an isolated RS-485 transceiver. Equivalent products from other manufacturers include:
1. TI ISO3086 - Isolated RS-485 transceiver.
2. Silicon Labs SI8642 - Isolated transceiver for RS-485 applications.
3. Maxim MAX14850 - Isolated RS-485 transceiver.
4. NVE IL485 - Isolated half-duplex RS-485 transceiver.
These alternatives offer similar functionalities but may differ in features such as isolation voltage, data rate, and package types. Always verify specifications to ensure compatibility with your application.

Features

The ADM2491EBRWZ is a robust digital isolator with integrated RS-485 transceivers, tailored for reliable data communication over long distances. Key features include:
1. Isolation: It provides 5 kVrms isolation, safeguarding the system from high voltages and noise.
2. Data Rate: Supports up to 16 Mbps, suitable for high-speed applications.
3. Bus Protection: Equipped with fail-safe features for open-circuit, short-circuit, and idle-bus states.
4. Wide Voltage Range: Operates on a 3.0 V to 5.5 V supply, offering flexibility in various design environments.
5. Robust Design: Enhanced ESD protection and thermal shutdown features ensure durability and reliability.
6. Reduced Emissions: Incorporates slew rate limited drivers to minimize electromagnetic interference.
7. Low Power Consumption: Includes a low power shutdown mode, improving system efficiency.
8. Compact Package: Available in a space-saving 16-lead SOIC package, ideal for compact PCB designs.
This combination of features makes the ADM2491EBRWZ suitable for industrial automation, motor control, and any application requiring isolated RS-485 communication.

Pinout

The ADM2491EBRWZ is a half-duplex isolated RS-485/RS-422 transceiver. It is designed to operate with a pin count of 16. The device provides electrical isolation and is used for data communication in harsh environments. Its primary function is to enable reliable data transmission and reception over long distances in industrial applications. The isolation helps protect the data lines from electrical noise and surges.
The pins typically include connections for power supply, ground, isolated data input and output, and control signals for enabling the transmitter and receiver. Additionally, the transceiver supports common RS-485 features such as differential data transmission, which enhances noise immunity and allows for higher data rates over extended distances.
For detailed pin configuration and specific functions of each pin, refer to the manufacturer's datasheet or technical documentation.

Manufacturer

The ADM2491EBRWZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs) used in electronic equipment. The company is known for producing components that enable a wide range of applications, including data conversion, signal processing, power management, and interface technologies. Analog Devices serves various industries such as automotive, communications, healthcare, industrial, and consumer electronics. The company's products are integral in advancing technology fields like the Internet of Things (IoT), automation, and sensor technology. Analog Devices is recognized for its innovation and contributions to electronic design and engineering.

Application

The ADM2491EBRWZ is a robust RS-485/RS-422 transceiver designed for high-speed data communication applications. Its primary application areas include industrial automation, where it facilitates reliable data exchange between sensors, actuators, and controllers. It's also used in building automation systems for HVAC and lighting control. Additionally, the ADM2491EBRWZ is suitable for energy metering systems, where it ensures accurate data transmission between smart meters and central monitoring systems. Other applications include telecommunications for network infrastructure and security systems for reliable data link integrity. Its isolation capabilities make it ideal for environments where electrical noise and ground potential differences are concerns.

Package

The ADM2491EBRWZ is packaged in a 16-lead wide-body SOIC (Small Outline Integrated Circuit) with increased creepage and clearance for safety isolation. This package type is suitable for surface-mounted applications and offers enhanced electrical insulation properties.

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