ADM485ANZ

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ADM485ANZ

+БОМ

IC TRANSCEIVER HALF 1/1 8DIP

  • ПроизводительКомпания Analog Devices Inc.

  • Мфр. Часть #ADM485ANZ

  • Лист данных ADM485ANZ DataSheet

  • Пакет 8-DIP

  • В наличии1268

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Спецификации

Атрибут Ценность
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 Through Hole
Package/Case 8-DIP (0.300, 7.62mm)

Обзор

Description

The ADM485ANZ is a low-power, robust RS-485/RS-422 transceiver designed for use in high-speed and long-distance data communication systems. Manufactured by Analog Devices, this device is engineered to facilitate reliable data transmission over twisted-pair cables, making it ideal for industrial automation and control applications. The transceiver supports half-duplex communication, allowing for bidirectional data transfer on a single pair of wires.
Key features of the ADM485ANZ include a wide operating voltage range, typically 5V, and the ability to operate at data rates up to 5 Mbps. It also offers a fail-safe feature that ensures the receiver outputs a logical high when inputs are open or shorted. The device is designed to withstand electrostatic discharge (ESD) and has thermal shutdown protection, enhancing its durability in harsh environments. Additionally, the ADM485ANZ is pin-compatible with industry-standard 485 transceivers, ensuring easy integration into existing systems. It comes in an 8-lead SOIC or PDIP package, providing flexibility in various project designs.

Equivalent

The ADM485ANZ is a high-speed RS-485/RS-422 transceiver. Equivalent products could include:
1. MAX485 by Maxim Integrated
2. SN75176A by Texas Instruments
3. DS485 by Texas Instruments
4. LTC485 by Analog Devices (formerly Linear Technology)
5. SP485 by Sipex (now MaxLinear)
These alternatives usually offer similar functionalities like differential signaling and half-duplex communication in industrial or instrumentation applications. However, it's important to compare specific parameters to ensure compatibility.

Features

The ADM485ANZ is a high-speed, half-duplex RS-485 transceiver designed for robust data communication in noisy environments. Key features include:
1. Data Rate: Supports high data rates up to 5 Mbps, suitable for fast data transmission.
2. Supply Voltage: Operates on a single 5V power supply.
3. Low Power Consumption: Features a low-power shutdown mode reducing the supply current to 0.1 µA.
4. Driver/Receiver Protection: Incorporates thermal shutdown and short-circuit protection, ensuring device safety.
5. Failsafe Receiver: Provides a failsafe mechanism for open-circuit, short-circuit, and idle bus conditions.
6. Enhanced ESD Protection: Offers protection against electrostatic discharge, enhancing reliability.
7. Wide Common-Mode Range: Capable of operating in environments with a common-mode range up to ±7V.
8. Bus Compatibility: Supports up to 32 transceivers on the bus, making it suitable for multipoint applications.
9. Operating Temperature: Functions reliably across an industrial temperature range of -40°C to +85°C.
These features make the ADM485ANZ suitable for industrial automation, building control systems, and other applications requiring reliable RS-485 communication.

Pinout

The ADM485ANZ is a high-speed RS-485/RS-422 transceiver designed for balanced data communication. It features an 8-pin configuration, with the following pin functions:
1. RO (Pin 1): Receiver Output - This pin is the output for the received data.
2. RE (Pin 2): Receiver Enable - A low signal enables the receiver output (RO), while a high signal puts it in a high-impedance state.
3. DE (Pin 3): Driver Enable - A high signal enables the driver output, allowing data transmission. A low signal puts the driver in a high-impedance state.
4. DI (Pin 4): Driver Input - This is the input for data to be transmitted.
5. GND (Pin 5): Ground - Common ground reference for the device.
6. A/Y (Pin 6): Non-inverting Driver Output/Receiver Input - Used in differential signaling.
7. B/Z (Pin 7): Inverting Driver Output/Receiver Input - Complements A/Y for differential signaling.
8. VCC (Pin 8): Power Supply - The positive supply voltage for the device.
The ADM485ANZ is used in applications requiring reliable data communication over long distances and in environments with electrical noise.

Manufacturer

The ADM485ANZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in designing and manufacturing analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company provides solutions for a wide range of applications, including communications, consumer electronics, industrial automation, healthcare, automotive, and more. Analog Devices is known for its focus on innovation and high-performance products, making it a leader in the electronics industry.

Application

The ADM485ANZ is a low-power RS-485 transceiver used in communication systems requiring robust data transmission over long distances or noisy environments. Key application areas include:
1. Industrial Automation: Facilitating communication between devices like PLCs, sensors, and actuators.
2. Building Automation: Used in systems like HVAC, lighting controls, and security systems.
3. Networking Equipment: Enhances data exchange in routers, switches, and IoT devices.
4. Embedded Systems: Integrated into microcontroller-based communication modules.
5. Utilities and Energy: Utilized in smart grid and metering applications for reliable data transfer.
Its emphasis on low power consumption and noise rejection makes it ideal for these applications.

Package

The ADM485ANZ is typically available in an 8-lead Small Outline Integrated Circuit (SOIC) package. This package type is compact and suitable for surface mounting on printed circuit boards.

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