MAX14890EATJ+T

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MAX14890EATJ+T

+BOM

IC TRANSCEIVER 0/4 32TQFN

  • メーカーアナログ・デバイセズ社/マキシム・インテグレーテッド

  • メーカー品番 #MAX14890EATJ+T

  • データシート MAX14890EATJ+T DataSheet

  • 在庫状況3556

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
PartStatus Active
Type Receiver
Protocol RS422, RS485
NumberofDrivers/Receivers 0/4
DataRate 35Mbps
Voltage-Supply 4.5V ~ 5.5V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 32-WFQFN Exposed Pad
SupplierDevicePackage 32-TQFN (5x5)
BaseProductNumber MAX14890

概要

Description

The MAX14890EATJ+T is a high-performance, dual-channel, RS-485/RS-422 transceiver designed for reliable communication in industrial applications. It features a wide voltage range, supporting both low and high-speed data transmission. The device operates from a single supply voltage of 3.0V to 5.5V and can achieve data rates up to 20 Mbps.
Key features include low power consumption, enhanced ESD protection, and integrated fail-safe mechanisms to ensure robust operation in noisy environments. Its flexible design allows for point-to-point and multipoint connections, making it suitable for various applications, including industrial automation, process control, and remote sensing.
The MAX14890EATJ+T is available in a compact package, providing ease of integration into space-constrained designs. Additionally, it supports slew rate limiting, which helps minimize electromagnetic interference (EMI). This transceiver is ideal for applications requiring high reliability and performance over long distances.

Equivalent

The MAX14890EATJ+T is a quad-channel digital isolator for industrial applications. Equivalent products include:
1. Analog Devices ADuM347x Series - Quad-channel digital isolators.
2. Silicon Labs Si86xx Series - Quad-channel digital isolators with similar isolation voltage ratings.
3. Texas Instruments ISO7741 - Quad-channel digital isolators.
Ensure to check specifications like voltage, data rate, and isolation ratings for compatibility.

Features

The MAX14890EATJ+T is a high-performance, dual-channel, I2C-compatible, digital isolator designed for industrial applications. Key features include:
1. Dual Channel Isolation: Supports two independent data channels for enhanced signal integrity.
2. High Data Rate: Capable of data rates up to 1 Mbps, ensuring fast and efficient communication.
3. Wide Power Supply Range: Operates with a supply voltage range from 1.8V to 5.5V, accommodating various system requirements.
4. High Voltage Isolation: Provides galvanic isolation up to 5 kV, protecting against voltage spikes and improving safety.
5. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered devices.
6. Flexible Communication: Compatible with I2C, SPI, and other serial interfaces, enhancing versatility in system design.
7. Automatic Direction Sensing: Supports bidirectional data transmission without the need for direction control pins.
These features make the MAX14890EATJ+T ideal for industrial automation, medical devices, and any application requiring robust data isolation.

Pinout

The MAX14890EATJ+T is a dual-channel RS-485/RS-422 transceiver with a total of 16 pins. Its primary functions include enabling high-speed data communication over long distances while maintaining low power consumption. The device features differential signaling for enhanced noise immunity and supports full duplex communication. Key pins include:
- TXD: Transmit data input.
- RXD: Receive data output.
- RE: Receiver enable.
- DE: Driver enable.
- A/B: Differential outputs for RS-485/RS-422 signaling.
- VCC: Power supply.
- GND: Ground reference.
The MAX14890 operates over a wide voltage range and provides robust performance for industrial and automotive applications.

Manufacturer

The MAX14890EATJ+T is manufactured by Analog Devices, Inc. (ADI). Established in 1965, Analog Devices is a global leader in the design and manufacturing of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company serves various sectors, including communications, healthcare, automotive, industrial, and consumer electronics.
Analog Devices is known for its innovation in signal processing technology, providing solutions that enable precise data conversion, amplification, and signal conditioning. The MAX14890EATJ+T is a specific device in their product lineup, typically used for industrial applications requiring robust and reliable performance.
With a commitment to quality and performance, Analog Devices focuses on creating products that enhance system efficiency and reliability. The company is publicly traded on the NASDAQ under the ticker symbol ADI and has a strong global presence, with research and development facilities as well as manufacturing sites around the world.

Application

The MAX14890EATJ+T is a dual-channel, high-speed RS-485/RS-422 transceiver designed for industrial applications. Its key application areas include industrial automation, process control systems, remote sensors, and data acquisition systems. It is ideal for long-distance communication in noisy environments, supporting robust data transmission over twisted-pair cabling. Additionally, it can be used in applications such as motor control, building automation, and automotive communication networks. Its features support high data rates and low power consumption, making it suitable for various embedded systems requiring reliable serial communication.

Package

The MAX14890EATJ+T is packaged in a TQFN (Thin Quad Flat No-lead) with a size of 4mm x 4mm, featuring 16 pins.

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