MAX3491ESD The MAX3491ESD is a full-duplex transceiver from Analog Devices / Maxim Integrated, designed for RS-485 and RS-422 communication. It operates from a 3.3V supply and supports data rates up to 10Mbps.
Mfr Part #:

MAX3491ESD

Available from 4 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The MAX3491ESD is a full-duplex transceiver from Analog Devices / Maxim Integrated, designed for RS-485 and RS-422 communication. It operates from a 3.3V supply and supports data rates up to 10Mbps.
✓ Total Stock: 25,049 pcs
$ Price Range: $1.44

MAX3491ESD Available from 4 distributors

✓ Authorised
✓ Non-Authorised

MAX3491ESD 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
Supplier Package
Type
Voltage

MAX3491ESD Description

Short technical summary and product information.

The MAX3491ESD is a 3.3V, low-power transceiver for RS-485 and RS-422 communication, featuring one driver and one receiver. It supports full-duplex communication and can transmit data at rates up to 10Mbps. The device operates from a single 3.3V supply and is interoperable with +5V logic.

 

Key electrical specifications include a supply voltage range of 3V to 3.6V, a data rate of 10Mbps, and receiver hysteresis of 50mV. The transceiver supports both RS-422 and RS-485 protocols.

 

Designed for surface mount applications, the MAX3491ESD is housed in a 14-SOIC package with dimensions of 0.154" (3.90mm) width. It operates within an industrial temperature range of -40°C to 85°C.

 

This transceiver includes features such as current-limiting and thermal shutdown for driver overload protection, and a fail-safe receiver input that guarantees a logic-high output if both inputs are open circuit. It allows up to 32 transceivers on the bus.

MAX3491ESD Quick Information

Product Type: Transceiver
Canonical Name: MAX3491ESD Full-Duplex RS-485/RS-422 Transceiver
Subcategory: Drivers, Receivers, Transceivers

MAX3491ESD Compliance

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

MAX3491ESD Estimated Pricing

Qty Low High
1+ $1.44 $1.44

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

MAX3491ESD Features

  • Full-duplex RS-485/RS-422 transceiver.
  • Operates from a single 3.3V supply.
  • Supports data rates up to 10Mbps.
  • Surface mount 14-SOIC package.
  • Wide -40°C to 85°C operating temperature.

MAX3491ESD Applications

  • Used in telecommunications systems.
  • Suitable for industrial control networks.
  • Enables EMI-sensitive applications.
  • Supports robust data communication.

MAX3491ESD FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the MAX3491ESD?

The MAX3491ESD operates from a 3V to 3.6V supply.

What package type is the MAX3491ESD available in?

The MAX3491ESD is available in a 14-SOIC package.

What is the operating temperature range for the MAX3491ESD?

The MAX3491ESD operates from -40°C to 85°C.

What is the data rate of the MAX3491ESD transceiver?

The MAX3491ESD supports data rates up to 10Mbps.

Does the MAX3491ESD support full-duplex communication?

Yes, the MAX3491ESD is a full-duplex transceiver.

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