ST485ABDR

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IC TRANSCEIVER HALF 1/1 8SO

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Transceiver
Protocol RS422, RS485
NumberofDrivers/Receivers 1/1
Duplex Half
ReceiverHysteresis 70 mV
DataRate 50Mbps
Voltage-Supply 4.5V ~ 5.5V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Visão Geral

Description

"Introduction to ST485ABDR" likely refers to a specific course or module in a specialized field, possibly relating to statistical theory, data analysis, or a similar academic subject. Without specific context, it's hard to determine the exact content or focus of this course. However, in general, such an introduction would typically cover the foundational concepts, methodologies, and tools relevant to the subject area. Students might learn about statistical models, data collection and analysis techniques, software tools used in data analysis, and the interpretation of analytical results. The course might also include practical applications through assignments or projects to reinforce theoretical knowledge. If this relates to an academic institution or specific curriculum, checking the institution's official course catalog or syllabus would provide more precise details.

Equivalent

The ST485ABDR is a low-power RS-485/RS-422 transceiver. Equivalent products include:
1. MAX485 by Maxim Integrated
2. SN75176B by Texas Instruments
3. ADM485 by Analog Devices
4. SP485 by MaxLinear
5. ISL83485 by Renesas
These alternatives offer similar functionalities and specifications, such as low power consumption, differential signaling, and compatibility with RS-485/RS-422 communication standards.

Features

The ST485ABDR is a low-power transceiver designed for RS-485 and RS-422 communication protocols, commonly used in industrial and commercial applications. Key features of the ST485ABDR include:
1. Data Rate: Supports data transmission speeds up to 5 Mbps.
2. Supply Voltage: Operates from a supply voltage range of 4.75V to 5.25V.
3. Low Power Consumption: Offers low power operation with a supply current of typically 300 µA.
4. Wide Common Mode Range: Allows for differential signals over a wide range, enhancing noise immunity.
5. Short-Circuit Protection: Provides protection against short circuits on the bus lines.
6. Thermal Shutdown: Includes thermal shutdown protection to prevent damage from overheating.
7. ESD Protection: Features Electrostatic Discharge (ESD) protection for enhanced reliability.
8. Fail-Safe Receiver: Ensures a known output state when the bus is idle, open, or shorted.
9. Package: Available in SO-8 package, suitable for space-constrained applications.
These features make the ST485ABDR a robust solution for reliable data communication in electrically noisy environments.

Pinout

The ST485ABDR is a low-power transceiver for RS-485 and RS-422 communication. It typically comes in an 8-pin configuration, commonly housed in an SO-8 package. Here is a brief overview of the pin functions:
1. RO (Receive Output): Outputs the received data from the bus.
2. RE̅ (Receive Enable): Active-low input; enables the receiver output when low.
3. DE (Driver Enable): Controls the driver; when high, the driver is enabled.
4. DI (Driver Input): Data input for the driver.
5. GND: Ground reference for the device.
6. A (Non-inverting Driver Output / Receiver Input): One of the differential bus lines.
7. B (Inverting Driver Output / Receiver Input): The other differential bus line.
8. VCC: Supply voltage for the device.
The ST485ABDR is designed for balanced data transmission and is suitable for high-speed communication in industrial and commercial systems. It provides a way to transmit and receive data over long distances and in noisy environments.

Manufacturer

The ST485ABDR is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics is known for designing, developing, manufacturing, and marketing a wide range of semiconductor products. These products are used across various applications, including automotive, industrial, personal electronics, communications equipment, and the Internet of Things (IoT). The company focuses on innovation and technology development, providing solutions for various industries.

Application

The ST485ABDR is a low-power differential line transceiver designed for RS-485 and RS-422 communication applications. Its primary application areas include industrial automation systems, where it enables reliable data transmission over long distances and in electrically noisy environments. It's also used in building automation, process control networks, and data acquisition systems. Additionally, the ST485ABDR can be found in security systems and point-of-sale (POS) networks due to its robust communication capabilities. Its low power consumption and high ESD protection make it suitable for portable or battery-powered devices. Overall, its versatility and reliability make it ideal for various applications requiring efficient serial communication.

Package

The ST485ABDR is an RS-485 transceiver IC from STMicroelectronics, typically available in a SOIC-8 (Small Outline Integrated Circuit) package type. This package is compact and surface-mountable, making it suitable for high-density applications.

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