ADM487EARZ

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ADM487EARZ

+БОМ

IC TRANSCEIVER HALF 1/1 8SOIC

  • ПроизводительКомпания Analog Devices Inc.

  • Мфр. Часть #ADM487EARZ

  • Лист данных ADM487EARZ DataSheet

  • Пакет 8-SOIC

  • В наличии1910

365 Дни гарантии качества

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Спецификации

Атрибут Ценность
Package Bulk,Tube
ProductStatus Active
Type Transceiver
Protocol RS422, RS485
NumberofDrivers/Receivers 1/1
Duplex Half
ReceiverHysteresis 70 mV
DataRate 250kbps
Voltage-Supply 4.75V ~ 5.25V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Обзор

Description

The ADM487EARZ is an integrated circuit, specifically a differential line transceiver, manufactured by Analog Devices. It is designed for use in balanced data transmission systems and is suitable for high-speed communication applications. This transceiver is compliant with the RS-485 and RS-422 communication standards, which makes it ideal for industrial and commercial applications requiring reliable and long-distance data exchange.
Key features of the ADM487EARZ include its ability to operate at data rates up to 250 kbps, and it can handle up to 32 nodes on a single network. The device operates on a single 5V supply and offers low power consumption with a standby mode. It also includes protection features such as thermal shutdown and short-circuit protection, ensuring robust performance in electrically noisy environments.
The transceiver is available in a compact SOIC (Small Outline Integrated Circuit) package, making it suitable for space-constrained applications. Its robust design and compliance with international communication standards make the ADM487EARZ a versatile choice for a variety of data transmission needs.

Equivalent

The ADM487EARZ is a low-power RS-485/RS-422 transceiver. Equivalent products include the MAX487 from Maxim Integrated, the SN75176 from Texas Instruments, and the SP485 from Exar Corporation. These chips perform similar functions, offering half-duplex communication with low power consumption and are pin-compatible or have similar specifications. Always cross-check specific parameters like voltage, speed, and temperature range to ensure complete compatibility for your application.

Features

The ADM487EARZ is a high-speed RS-485/RS-422 transceiver designed by Analog Devices. Key features include:
1. Data Rate: Supports up to 250 kbps, suitable for fast communication needs.
2. Low Power: It has a low power consumption feature, typically operating with a supply current of 120 µA.
3. Supply Voltage: Operates with a single 5V supply.
4. Receiver and Driver: Features both a differential line driver and a differential input receiver.
5. Protection: Includes thermal shutdown and short-circuit protection to safeguard against faults.
6. Reduced EMI: Its slew rate limiting feature helps minimize electromagnetic interference.
7. Fail-Safe: The receiver has a fail-safe feature to handle open-circuit, short-circuit, and idle bus conditions.
8. Extended Range: Supports up to 32 transceivers on the bus, ideal for expanded network configurations.
9. Package: Available in an 8-lead SOIC package, offering a compact and easy-to-mount solution.
These features make it suitable for robust and efficient data transmission in industrial and commercial applications.

Pinout

The ADM487EARZ is a low power RS-485/RS-422 transceiver. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. RO (Pin 1): Receiver Output. Outputs the data received from the bus.
2. RE̅ (Pin 2): Receiver Enable. Active low input that enables the receiver when low.
3. DE (Pin 3): Driver Enable. Activates the driver when high.
4. DI (Pin 4): Driver Input. Accepts the data that is to be transmitted on the bus.
5. GND (Pin 5): Ground. Reference point for all signals.
6. A (Pin 6): Non-inverting Driver Output / Receiver Input.
7. B (Pin 7): Inverting Driver Output / Receiver Input.
8. VCC (Pin 8): Positive Power Supply. Typically operates at +5V.
The ADM487EARZ is used in applications requiring balanced data transmission over long distances, making it suitable for industrial and communication systems.

Manufacturer

The ADM487EARZ 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 provides products and solutions for a wide range of applications, including communications, industrial, automotive, healthcare, and consumer electronics. Known for their high-performance analog technologies, Analog Devices serves as a key supplier in the electronics industry, offering products that are used to convert, condition, and process real-world phenomena such as temperature, pressure, sound, light, speed, and motion into electrical signals for use in various electronic devices.

Application

The ADM487EARZ is a transceiver IC used for RS-485/RS-422 communication protocols. It is commonly employed in industrial automation, process control systems, and networked sensors, where robust and reliable serial communication over long distances is required. The device is also suitable for use in building automation systems, such as HVAC controls and security systems, due to its ability to handle differential signaling, which reduces noise. Additionally, it finds applications in telecommunications for networking equipment and infrastructure, as well as in energy management systems for smart grid communications, owing to its capability to operate in electrically noisy environments and support multiple nodes on the same bus.

Package

The ADM487EARZ is a transceiver that comes in an 8-lead narrow SOIC (Small Outline Integrated Circuit) package.

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