MAX491ESD+ The MAX491ESD+ is a low-power transceiver for RS-485 and RS-422 communication from Analog Devices. It operates from a single 5V supply and supports data rates up to 2.5Mbps.
Mfr Part #:

MAX491ESD+

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The MAX491ESD+ is a low-power transceiver for RS-485 and RS-422 communication from Analog Devices. It operates from a single 5V supply and supports data rates up to 2.5Mbps.
Total Stock: 35 pcs
$ Price Range: $1.44

MAX491ESD+ Available from 1 distributor

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MAX491ESD+ Specifications Quick View

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

MAX491ESD+ Description

Short technical summary and product information.

The MAX491ESD+ from Analog Devices is a low-power transceiver designed for RS-485 and RS-422 communication standards. Each device integrates one driver and one receiver, making it suitable for various interface applications. This transceiver supports data transmission rates of up to 2.5Mbps, making it ideal for applications requiring high-speed data transfer.

 

The MAX491ESD+ operates from a single 5V supply, with a voltage range of 4.75V to 5.25V. It is designed for full-duplex communication and features a receiver hysteresis of 70mV. The operating temperature range is -40°C to 85°C, ensuring reliable performance in diverse environmental conditions.

 

Packaged in a 14-SOIC (0.154", 3.90mm Width) surface-mount case, the MAX491ESD+ is suitable for space-constrained designs. Its applications include low-power RS-485 and RS-422 transceivers, level translators, and transceivers for EMI-sensitive applications, as well as industrial-control local area networks.

MAX491ESD+ Quick Information

Product Type: Transceiver
Canonical Name: MAX491ESD+ RS422/RS485 Transceiver
Subcategory: RS485/RS422 Transceiver

MAX491ESD+ Compliance

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

MAX491ESD+ Estimated Pricing

Qty Low High
1+ $1.44 $1.44

Estimated market price range - modelled values for guidance only, not live distributor offers.

MAX491ESD+ Features

  • Full-duplex RS485/RS422 transceiver.
  • Supports data rates up to 2.5Mbps.
  • Operates from a single 5V supply.
  • 14-SOIC surface-mount package.
  • Wide operating temperature range.

MAX491ESD+ Applications

  • Low-power RS-485 communication.
  • Low-power RS-422 communication.
  • Interface level translation.
  • EMI-sensitive applications.
  • Industrial control networks.

MAX491ESD+ FAQs

7 frequently asked questions generated from this part’s specifications.
What type of communication protocol does the MAX491ESD+ support?

The MAX491ESD+ supports RS422 and RS485 protocols.

What is the maximum data rate for the MAX491ESD+?

The MAX491ESD+ has a maximum data rate of 2.5Mbps.

What is the operating voltage for the MAX491ESD+?

The MAX491ESD+ operates from a 4.75V to 5.25V supply.

What is the operating temperature range of the MAX491ESD+?

The MAX491ESD+ operates between -40°C and 85°C.

What package type is the MAX491ESD+ available in?

The MAX491ESD+ is available in a 14-SOIC package.

Is the MAX491ESD+ RoHS compliant?

The MAX491ESD+ is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the MAX491ESD+?

The Moisture Sensitivity Level (MSL) for the MAX491ESD+ is 1 Unlimited.

MAX491ESD+ Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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MAX491ESD+T
MAX491ESD+T
Analog Devices / Maxim Integrated
The MAX491ESD+T is a low-power transceiver for RS-485 and RS-422 communication, featuring one driver and one receiver. It supports data rates up to 2.5Mbps.
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MAX491EESD-T
MAX491EESD-T
Analog Devices / Maxim Integrated
The Analog Devices MAX491EESD-T is a full duplex transceiver supporting RS422 and RS485 protocols. It operates from a 4.75V to 5.25V supply and offers a data rate of 2.5Mbps.
View Part
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