ADM2486BRW

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ADM2486BRW

+Nomenclature

DG ISO 2.5KV 3CH RS422 16-SOIC

  • FabricantAnalog Equipment GmbH.

  • Pièce fabricant #ADM2486BRW

  • Fiche technique ADM2486BRW DataSheet

  • En stock18205

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Spécifications

Attribut Valeur
Series iCoupler®
PartStatus Obsolete
Technology Magnetic Coupling
Type RS422, RS485
IsolatedPower No
NumberofChannels 3
Inputs-Side1/Side2 2/1
ChannelType Bidirectional
Voltage-Isolation 2500Vrms
CommonModeTransientImmunity(Min) 25kV/µs
DataRate 20Mbps
PropagationDelaytpLH/tpHL(Max) 55ns, 55ns
PulseWidthDistortion(Max) 5ns
Rise/FallTime(Typ) 5ns, 5ns
Voltage-Supply 3V, 5V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 16-SOIC (0.295", 7.50mm Width)
SupplierDevicePackage 16-SOIC
BaseProductNumber ADM2486

Présentation

Description

ADM2486BRW is a high-performance, isolated RS-485/RS-422 transceiver designed for use in industrial automation, motor control, and communication systems. It offers robust electrical isolation between the data bus and the host digital system, which is crucial for protecting sensitive components from voltage spikes, ground loops, and electromagnetic interference. This transceiver supports data rates up to 16 Mbps, making it suitable for high-speed data communication.
The device features a wide operating temperature range and is compliant with several industry standards, ensuring reliability in harsh environments. It also includes fail-safe mechanisms to prevent bus contention and data corruption, as well as thermal shutdown protection to prevent damage from overheating. The ADM2486BRW is typically housed in a compact, surface-mount package, which simplifies integration into existing circuit designs.
Overall, the ADM2486BRW is ideal for applications requiring reliable, high-speed communication over long distances in electrically noisy environments, offering a blend of performance, protection, and ease of use.

Equivalent

The ADM2486BRW is a high-speed, isolated RS-485/RS-422 transceiver by Analog Devices. Equivalent products from other manufacturers include:
1. Texas Instruments ISO3086: Isolated RS-485/RS-422 transceiver.
2. Maxim Integrated MAX14850: Isolated RS-485 transceiver.
3. Silicon Labs SI8661: Isolated RS-485 transceiver.
These equivalents offer similar functionality with isolated communication and can be considered for similar applications. Always check the datasheets to ensure compatibility with your specific requirements.

Features

The ADM2486BRW is a robust RS-485 transceiver designed for industrial and harsh environments. Key features include:
1. Isolation: It provides galvanic isolation of up to 2.5 kV rms, ensuring safe data transmission in systems with different ground potentials.
2. Data Rate: Supports high-speed data transmission up to 500 kbps, suitable for various industrial applications.
3. EMC Performance: Enhanced EMC performance for reliable operation in noisy environments.
4. Failsafe: Features a failsafe receiver for open-circuit, short-circuit, and idle-bus conditions, preventing erroneous data processing.
5. Bus Protection: The transceiver includes protection against electrostatic discharge (ESD) and transient voltage, ensuring durability and reliability.
6. Operating Temperature: Supports a wide temperature range, typically from -40°C to +85°C, for operation in extreme conditions.
7. Supply Voltage: Operates with a typical supply voltage of 5V.
8. Low Power Consumption: Designed for energy-efficient operation, making it suitable for battery-powered systems.
These features make the ADM2486BRW ideal for applications requiring reliable data communication over long distances and in electrically noisy environments.

Pinout

The ADM2486BRW is an isolated RS-485/RS-422 transceiver designed for high-speed data communication in industrial environments. It typically comes in a 16-pin Wide Small Outline Package (WSOP). Here's a brief overview of its pin functions:
1. VDD1 - Power Supply Pin for the Logic Side.
2. GND1 - Ground Pin for Logic Side.
3. D - Driver Input.
4. DE - Driver Enable.
5. RE - Receiver Enable.
6. R - Receiver Output.
7. VDD2 - Power Supply Pin for the Bus Side.
8. GND2 - Ground Pin for Bus Side.
9. A - Non-Inverting Receiver Input and Driver Output.
10. B - Inverting Receiver Input and Driver Output.
11. Z - Termination Resistor Pin.
12. Y - Termination Resistor Pin.
13. NC - No Connection (Unused pins).
14. NC - No Connection (Unused pins).
15. NC - No Connection (Unused pins).
16. NC - No Connection (Unused pins).
The ADM2486BRW provides a robust solution for systems requiring isolated communication, with its ability to prevent ground loops and enhance noise immunity.

Manufacturer

The ADM2486BRW 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. The company serves a wide range of industries, including automotive, healthcare, communications, industrial, and consumer electronics. Their products are used in various applications such as data conversion, signal processing, power management, and more. Analog Devices is known for its innovation and high-performance solutions in the semiconductor sector.

Application

The ADM2486BRW is a high-speed, isolated RS-485/RS-422 transceiver. Its primary application areas include industrial automation systems, motor control centers, and process control environments, where robust data communication is required. It is also utilized in building automation systems for HVAC controls and security systems. Additionally, the transceiver is suitable for use in smart grid applications, such as energy metering and distribution. Its isolation capabilities make it ideal for applications demanding noise immunity and electrical isolation, such as communications across different ground potentials or protection against voltage surges in harsh environments.

Package

The ADM2486BRW is a digital isolator in a wide-body Small Outline Integrated Circuit (SOIC) package. Specifically, it comes in a 16-lead SOIC package, offering robust isolation for RS-485/RS-422 communication.