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ADM2487EBRWZ

Name: ADM2487EBRWZ
Rating: 4.7 (12 reviews)

DG ISO 2.5KV 3CH RS422 16-SOIC

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Mfr.부분 #ADM2487EBRWZ
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데이터시트 ADM2487EBRWZ DataSheet
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사양

Series	iCoupler®
Part Status	Active
Technology	Magnetic Coupling
Type	RS422, RS485
Isolated Power	No
Number of Channels	3
Inputs - Side 1/Side 2	2/1
Channel Type	Unidirectional
Voltage - Isolation	2500Vrms
Common Mode Transient Immunity (Min)	25kV/µs
Data Rate	500kbps
Rise / Fall Time (Typ)	1.1µs, 1.1µs (Max)
Voltage - Supply	3.3V, 5V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	16-SOIC (0.295", 7.50mm Width)
Supplier Device Package	16-SOIC
Base Product Number	ADM2487

개요

Description

The ADM2487EBRWZ is a high-speed, isolated RS-485 transceiver designed for robust data communication in industrial applications. It features a dual-channel architecture that allows for the reliable transmission of data over long distances while ensuring electrical isolation between the transmitter and receiver.
Key specifications include a maximum data rate of 20 Mbps, a wide operating voltage range from 3.0 V to 5.5 V, and integrated digital isolators that provide up to 5 kV of isolation, ensuring safety in harsh environments. The device supports multi-point communication, allowing multiple transceivers to connect on a single bus, making it ideal for various networking applications.
The ADM2487EBRWZ is particularly suitable for applications requiring high noise immunity and resistance to electromagnetic interference, such as in factory automation, process control, and building automation systems. Its compact package and low power consumption further enhance its appeal for space-constrained designs.

Features

The ADM2487EBRWZ is a robust digital isolator designed for high-speed data communication and isolation. Key features include:
1. Data Rate: Supports a maximum data rate of 1 Mbps, suitable for various applications.
2. Isolation Voltage: Offers isolation ratings up to 2.5 kV RMS, ensuring enhanced safety in high-voltage environments.
3. Low Power Consumption: Operates with low power, making it efficient for battery-operated devices.
4. Wide Operating Temperature Range: Functional over a temperature range of -40°C to +125°C, ensuring reliability in harsh conditions.
5. Integrated Isolation: Combines isolation and data transmission in a single package, simplifying design and reducing component count.
6. Multiple Channel Options: Available in various channel configurations to meet different design needs.
This device is ideal for applications in industrial automation, medical devices, and communication systems where electrical isolation between high and low voltage components is critical.

Package

The ADM2487EBRWZ is available in a 16-lead TSSOP (Thin Shrink Small Outline Package).

Pinout

The ADM2487EBRWZ is a robust isolated RS-485 transceiver featuring 8 pins.
Pin Count and Functions:
1. GND (Pin 1): Ground reference for the device.
2. VCC (Pin 2): Power supply input (5V).
3. VISO (Pin 3): Isolated power supply input for the isolated side.
4. TXD (Pin 4): Transmit data input (logic level).
5. RXD (Pin 5): Receive data output (logic level).
6. A (Pin 6): RS-485 differential data signal line A.
7. B (Pin 7): RS-485 differential data signal line B.
8. DE (Pin 8): Driver enable input, controls the transmission direction.
This device provides isolation for data transmission, making it suitable for industrial applications where noise immunity and safety are critical.

Manufacturer

The ADM2487EBRWZ is manufactured by Analog Devices, Inc. Analog Devices is a global company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, the company serves a variety of markets, including communications, industrial automation, automotive, healthcare, and consumer electronics. Analog Devices is known for its innovation in signal processing technology and emphasizes precision and performance in its products. The ADM2487E is specifically a digital isolator used for high-speed communication in industrial applications, showcasing the company's expertise in providing reliable solutions for complex electronic systems.

Application

The ADM2487EBRWZ is a robust digital isolator used primarily in industrial applications for isolating communication lines, such as RS-485 and CAN bus systems. It is ideal for data acquisition, factory automation, motor control, and building automation. The device enhances system reliability by providing electrical isolation, reducing noise, and protecting against voltage spikes. Additionally, it is suitable for medical devices and automotive systems where isolation and signal integrity are critical.

Equivalent

The ADM2487EBRWZ is an isolated RS-485 transceiver. Equivalent products include:
1. ISL84523: Isolated RS-485 transceiver by Renesas.
2. MAX1487: Low-power RS-485 transceiver by Maxim Integrated.
3. SN65HVD3082: Isolated RS-485 by Texas Instruments.
4. LT1783: Another option from Analog Devices.
Always verify specifications for compatibility.