ADM3485ARZ

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ADM3485ARZ

+Nomenclature

IC TRANSCEIVER HALF 1/1 8SOIC

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Spécifications

Attribut Valeur
Package Tube
ProductStatus Active
Type Transceiver
Protocol RS422, RS485
NumberofDrivers/Receivers 1/1
Duplex Half
ReceiverHysteresis 50 mV
DataRate 10Mbps
Voltage-Supply 3V ~ 3.6V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Présentation

Description

The ADM3485ARZ is a low-power, differential line transceiver designed for RS-485 and RS-422 communication standards. Manufactured by Analog Devices, this device operates on a single 3.3V power supply and features a half-duplex communication functionality, making it suitable for bidirectional data transmission. Its primary use is in industrial and commercial applications where robust communication over long distances is needed.
The transceiver provides a fail-safe feature that ensures the receiver output remains in a known state when the inputs are open, shorted, or idle. It also offers high-speed data rates up to 10 Mbps, making it ideal for applications requiring fast data transfer. With its low power consumption, the ADM3485ARZ is suitable for battery-powered and energy-efficient systems.
Key features include thermal shutdown protection, current limiting for enhanced safety, and a wide operating temperature range from -40°C to +85°C, ensuring reliable performance in harsh environments. The device comes in a standard 8-lead SOIC package, facilitating integration into various designs.

Equivalent

The ADM3485ARZ is a low power, differential line transceiver designed for RS-485 and RS-422 communication. Equivalent products include:
1. Maxim Integrated MAX485
2. Texas Instruments SN75176
3. Texas Instruments SN65HVD3082E
4. Texas Instruments THVD1500
5. Intersil ISL3175E
6. NXP PCA82C250
These alternatives offer similar functionalities, such as low power consumption and ESD protection, and are suitable for similar applications in serial communication networks.

Features

The ADM3485ARZ is a low power, differential line transceiver designed for RS-485 and RS-422 communication standards. Here are its key features:
1. Data Rate: Supports data rates up to 10 Mbps, making it suitable for high-speed communication.
2. Power Supply: Operates on a single 5V power supply.
3. Low Power Consumption: Features a low power shutdown mode, reducing current draw to less than 1 μA.
4. Receiver and Driver: Integrates both a receiver and a driver, providing full-duplex communication.
5. Short-Circuit Protection: Includes current limiting and thermal shutdown features to protect against line faults.
6. ESD Protection: Offers enhanced electrostatic discharge (ESD) protection for robust operation in harsh environments.
7. Extended Temperature Range: Operates over a wide temperature range, typically from -40°C to +85°C, suitable for industrial applications.
8. Pin Configuration: Comes in an 8-lead SOIC (Small Outline Integrated Circuit) package.
9. Cable Length: Designed for reliable data transmission over long cable lengths.
These features make the ADM3485ARZ ideal for use in various applications, including industrial automation, building automation, and networking hardware.

Pinout

The ADM3485ARZ is a single RS-485 transceiver. It is designed for use in balanced multipoint bus transmission lines and complies with the RS-485 and RS-422 standards. The ADM3485ARZ comes in an 8-pin SOIC package. Here's a brief overview of its pin functions:
1. Pin 1: RO (Receiver Output) - Outputs the received data from the differential bus.
2. Pin 2: RE̅ (Receiver Enable) - Enables or disables the receiver. Active low.
3. Pin 3: DE (Driver Enable) - Enables or disables the driver. Active high.
4. Pin 4: DI (Driver Input) - Inputs the data to be transmitted on the differential bus.
5. Pin 5: GND - Ground reference for the device.
6. Pin 6: A (Non-Inverting Driver Output/Receiver Input) - Connected to the bus.
7. Pin 7: B (Inverting Driver Output/Receiver Input) - Connected to the bus.
8. Pin 8: VCC - Supply voltage for the device, typically 3.3V or 5V.
The ADM3485ARZ is used in applications needing reliable data transmission over long distances and in electrically noisy environments.

Manufacturer

The ADM3485ARZ 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 solutions for various industries including industrial, automotive, communication, healthcare, and consumer electronics. Analog Devices is known for its high-performance data converters, amplifiers, and power management products, serving a wide range of applications that require precise and reliable signal processing.

Application

The ADM3485ARZ is a low power, differential line transceiver designed for data communication applications. Its primary use is in RS-485 and RS-422 communication systems. Key application areas include industrial automation, process control networks, building automation systems, and telecommunications infrastructure. It is well-suited for environments requiring robust communication over long distances and in noisy settings. The device's ability to operate at high speeds makes it ideal for systems requiring fast data exchange, such as data acquisition systems and remote sensing networks. Additionally, its low power consumption makes it suitable for battery-powered and energy-efficient applications.

Package

The ADM3485ARZ is typically available in an 8-lead SOIC (Small Outline Integrated Circuit) package.

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