圖片僅供參考

ADM485ARZ

Name: ADM485ARZ
Rating: 4.7 (12 reviews)

IC TRANSCEIVER HALF 1/1 8SOIC

製造商
製造商。部分 #ADM485ARZ
包 SOIC-8
資料表 ADM485ARZ DataSheet
有現貨的3751

+BOM RFQ

100%原創；新

24小時準備發貨

365天保修

RFQ&；獲得更多折扣

規格

Package	Bulk,Tube
ProductStatus	Active
Type	Transceiver
Protocol	RS422, RS485
NumberofDrivers/Receivers	1/1
Duplex	Half
ReceiverHysteresis	70 mV
DataRate	5Mbps
Voltage-Supply	4.75V ~ 5.25V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概述

Description

The ADM485ARZ is a low-power, differential line driver and receiver designed for RS-485 communication. It features a transceiver that supports half-duplex communication, allowing for bidirectional data transmission over long distances. The device operates within a voltage range of 3.0V to 5.5V, making it suitable for various applications.
Key specifications include a data rate of up to 2.5 Mbps, allowing for efficient data transfer, and a robust input voltage range that ensures reliable performance in noisy environments. The ADM485ARZ typically comes in an 8-pin SOIC package, facilitating easy integration into PCB designs.
Designed for industrial applications, the ADM485ARZ is ideal for connecting multiple devices in a network, such as sensors, controllers, and computers, making it well-suited for automation, process control, and telecommunications systems. Its features include thermal shutdown and short-circuit protection, enhancing durability and reliability.

Features

The ADM485ARZ is a highly integrated, low-power differential line transceiver designed for RS-485/RS-422 communication. Key features include:
1. Data Rate: Supports data rates up to 2.5 Mbps.
2. Low Power: Operates with a low supply current of 120 µA in idle mode, making it energy-efficient.
3. Common-Mode Range: Wide common-mode input voltage range allows for robust communication over long distances.
4. Single-Supply Operation: Designed to work with a single +5 V supply.
5. High Noise Immunity: Enhanced noise immunity through differential signaling, suitable for industrial environments.
6. Output Short-Circuit Protection: Prevents damage in case of output shorting.
7. Thermal Shutdown: Integrated thermal protection to safeguard against overheating.
8. Wide Operating Temperature Range: Functional across -40°C to +85°C, suitable for various applications.
This transceiver is ideal for multipoint communication systems, including industrial automation, data acquisition, and process control.

Package

The ADM485ARZ is packaged in a 8-lead SOIC (Small Outline Integrated Circuit) format. This surface-mount package is designed for space-saving applications while providing reliable performance for RS-485 and RS-422 communication.

Pinout

The ADM485ARZ is a low-power, differential transceiver designed for half-duplex communication on multipoint bus transmission lines. It has a pin count of 8. The pin functions are as follows:
1. RO (Receiver Output) - The received data output.
2. RE (Receiver Enable) - Active low enable for the receiver.
3. DE (Driver Enable) - Active high enable for the driver.
4. DI (Driver Input) - The input for the driver.
5. A (Non-inverting Output) - The positive differential output.
6. B (Inverting Output) - The negative differential output.
7. GND - Ground reference.
8. VCC - Supply voltage.
This configuration allows for efficient communication in applications like RS-485 networks.

Manufacturer

The ADM485ARZ is manufactured by Analog Devices, Inc. Analog Devices is a global semiconductor company that designs and manufactures a wide range of analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). Founded in 1965, the company focuses on high-performance solutions for various applications, including communications, automotive, industrial, and consumer electronics. Analog Devices is known for its expertise in precision data conversion, signal processing, and power management technologies, catering to markets that require high reliability and advanced performance.

Application

The ADM485ARZ is a half-duplex RS-485 transceiver commonly used in industrial automation, data acquisition systems, and telecommunications. It is ideal for long-distance communication in noisy environments, enabling reliable data transmission in applications such as process control, building automation, and remote monitoring systems. Its robust design supports multipoint communication, making it suitable for networked systems and field devices.

Equivalent

The ADM485ARZ chip is a low-power RS-485/RS-422 transceiver. Equivalent products include the MAX1487, SN75176, and LTC2862. These alternatives provide similar functionalities with slight variations in specifications like data rate, temperature range, and power consumption. Always consult the datasheets for detailed comparisons and compatibility.