ADM489ARZ ADM489ARZ is a low power RS422/RS485 full-duplex transceiver by Analog Devices. It operates at 250 kbps data rate with a single 5V supply and comes in a 14-SOIC package.
Mfr Part #:

ADM489ARZ

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
ADM489ARZ is a low power RS422/RS485 full-duplex transceiver by Analog Devices. It operates at 250 kbps data rate with a single 5V supply and comes in a 14-SOIC package.
✓ Total Stock: 6 pcs

ADM489ARZ Available from 1 distributor

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ADM489ARZ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Data Rate
Duplex
Input Impedance
Mounting Type
Number of Drivers
Number of Pins
Operating Temperature
Protocol
Receiver Hysteresis
Supplier Device Package
Type
Voltage

ADM489ARZ Description

Short technical summary and product information.

The ADM489ARZ is a low power, differential line transceiver from Analog Devices designed for balanced data transmission. It complies with both EIA RS-485 and RS-422 standards and supports full-duplex operation with a single driver and receiver. The device operates from a single 5V ± 10% supply and delivers a data rate of 250 kbps with reduced slew rate to minimize electromagnetic interference.

 

The transceiver features a 12 kΩ input impedance allowing up to 32 nodes on the bus, and a 70 mV receiver hysteresis for robust noise immunity. It includes 2 kV EFT protection per IEC 1000-4-4 and high EM immunity per IEC 1000-4-3. The supply current is typically just 30 μA, making it suitable for power-sensitive applications. The driver is short-circuit protected, and the common-mode voltage range extends from -7V to +12V.

 

The ADM489ARZ is housed in a 14-SOIC (0.154", 3.90mm Width) surface mount package with an operating temperature range of -40°C to +85°C. Typical applications include low power RS-485/RS-422 systems, DTE-DCE interfaces, packet switching, local area networks, data concentration, and multiplexers.

ADM489ARZ Quick Information

Product Type: Transceiver
Canonical Name: ADM489ARZ - RS422/RS485 Transceiver, Full-Duplex, 250 kbps, 14-SOIC
Subcategory: RS422/RS485 Transceiver

ADM489ARZ Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ADM489ARZ Features

  • Full-duplex RS422/RS485 transceiver.
  • 250 kbps data rate with slew rate limiting.
  • Single 5V supply operation.
  • 30 μA typical supply current.
  • 14-SOIC surface mount package.

ADM489ARZ Applications

  • Low power RS485/RS422 communication systems.
  • DTE-DCE interface applications.
  • Local area network data transmission.
  • Data multiplexers and packet switching.

ADM489ARZ FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage of the ADM489ARZ?

The supply voltage range is 4.5V to 5.5V.

What is the package type of the ADM489ARZ?

It is available in a 14-SOIC (0.154", 3.90mm Width) surface mount package.

What is the operating temperature range of the ADM489ARZ?

The operating temperature range is -40°C to 85°C.

Is the ADM489ARZ RoHS compliant?

The device is listed as RoHS3 compliant, but this information is unverified and should be confirmed with the manufacturer.

What is the data rate of the ADM489ARZ?

The data rate is 250 kbps.

How many drivers and receivers does the ADM489ARZ have?

It has 1 driver and 1 receiver, enabling full-duplex operation.

What is the supply current of the ADM489ARZ?

The typical supply current is 30 μA.

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