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MAX3491EESD+ The MAX3491EESD+ is a full duplex transceiver from Analog Devices, designed for RS422 and RS485 communication. It operates from a 3.3V supply and supports data rates up to 10Mbps.
Mfr Part #:

MAX3491EESD+

Available from 3 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The MAX3491EESD+ is a full duplex transceiver from Analog Devices, designed for RS422 and RS485 communication. It operates from a 3.3V supply and supports data rates up to 10Mbps.
✓ Total Stock: 606 pcs
$ Price Range: $1.44

MAX3491EESD+ Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Risen Electronics ✓
Non-Authorised Inventory information
600 pcs
On Request
600 pcs On Request 1 On Request On Request On Request On Request 2026-06-29 21:33:16
Speed Components Ltd ✓
Non-Authorised Inventory information
4 pcs
On Request
4 pcs On Request 1 On Request On Request On Request On Request On Request
Bristol Electronics ✓
Non-Authorised Inventory information
2 pcs
On Request
2 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

MAX3491EESD+ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Data Rate
Duplex
ESD Protection
Mounting Type
Number of Drivers
Operating Temperature
Protocol
Receiver Hysteresis
Supplier Device Package
Type
Voltage
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MAX3491EESD+ Description

Short technical summary and product information.

The MAX3491EESD+ from Analog Devices is a high-performance transceiver IC supporting both RS422 and RS485 communication protocols. It operates on a single +3.3V supply, making it suitable for low-power applications. This device features a full duplex communication mode and can achieve data rates of up to 10Mbps.

 

Enhanced electrostatic discharge (ESD) protection is a key feature, with ±15kV protection on I/O pins via the Human Body Model and IEC 1000-4-2 standards. The transceiver includes drivers and receivers, with a 1/1 configuration. It operates within a temperature range of -40°C to 85°C.

 

The MAX3491EESD+ is available in a 14-SOIC surface mount package, measuring 0.154 inches (3.90mm) in width. It also includes a low-current shutdown mode and is interoperable with +5V logic, offering design flexibility.

 

Applications for this transceiver include telecommunications, industrial control systems, local area networks, and EMI-sensitive applications. Its robust design and comprehensive protection features make it a reliable choice for demanding communication interfaces.

MAX3491EESD+ Quick Information

Product Type: Transceiver
Canonical Name: MAX3491EESD+ Full Duplex RS422, RS485 Transceiver
Subcategory: Interface Transceivers

MAX3491EESD+ Compliance

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

MAX3491EESD+ Estimated Pricing

Qty Low High
1+ $1.44 $1.44

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

MAX3491EESD+ Features

  • Full duplex RS422 and RS485 transceiver.
  • Operates from a single 3.3V supply.
  • Supports data rates up to 10Mbps.
  • ±15kV ESD protection on I/O pins.
  • Available in a 14-SOIC surface mount package.

MAX3491EESD+ Applications

  • Used in telecommunications systems.
  • Suitable for industrial control networks.
  • Ideal for local area networks.
  • Designed for EMI-sensitive applications.

MAX3491EESD+ FAQs

6 frequently asked questions generated from this part’s specifications.
What type of transceiver is the MAX3491EESD+?

The MAX3491EESD+ is a full duplex transceiver for RS422 and RS485 communications.

What is the operating voltage for the MAX3491EESD+?

The MAX3491EESD+ operates from a 3V to 3.6V supply, typically 3.3V.

What is the maximum data rate supported by the MAX3491EESD+?

The MAX3491EESD+ supports data rates up to 10Mbps.

What is the operating temperature range for this transceiver?

The MAX3491EESD+ operates in a temperature range of -40°C to 85°C.

What package is the MAX3491EESD+ supplied in?

The MAX3491EESD+ is supplied in a 14-SOIC package.

Does the MAX3491EESD+ have ESD protection?

Yes, the MAX3491EESD+ features ±15kV ESD protection on its I/O pins.

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