Mfr Part #:

MAX491ESD+T

Mfr Name: 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.

✓ Total Stock: 89,922 pcs

$ Price Range: $1.44

MAX491ESD+T Available from 3 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Romaks Technologies ✓ Non-Authorised Inventory information	82,182 pcs On Request	82182 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Xingangxin ✓ Non-Authorised Inventory information	6,000 pcs On Request	6000 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Fe Components ✓ Non-Authorised Inventory information	1,740 pcs On Request	1740 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

MAX491ESD+T Description

Short technical summary and product information.

The MAX491ESD+T from Analog Devices / Maxim Integrated is a low-power transceiver designed for RS-485 and RS-422 communication. It integrates a single driver and a single receiver, making it suitable for various interface applications. This device operates from a single 5V supply and supports data rates of up to 2.5Mbps, making it ideal for high-speed communication links.

The transceiver is housed in a 14-SOIC package and is designed for surface mounting. It operates within a temperature range of -40°C to 85°C. Key electrical features include a receiver hysteresis of 70mV and a full duplex communication capability. The device is protected against excessive power dissipation by thermal shutdown circuitry and drivers are short-circuit current limited.

Applications for this transceiver include low-power RS-485 and RS-422 communication, level translation, and use in EMI-sensitive environments. Its robust design and reliable performance make it a suitable choice for industrial control local area networks and other demanding applications.

MAX491ESD+T Quick Information

Product Type: Transceiver

Canonical Name: MAX491ESD+T Transceiver

Subcategory: Interface

MAX491ESD+T Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

MAX491ESD+T Estimated Pricing

Qty	Low	High
1+	$1.44	$1.44

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

MAX491ESD+T Features

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

MAX491ESD+T Applications

Low-power RS-485 communication.
Low-power RS-422 communication.
Level translators.
EMI-sensitive applications.
Industrial control networks.

MAX491ESD+T FAQs

5 frequently asked questions generated from this part’s specifications.

What type of transceiver is the MAX491ESD+T?

The MAX491ESD+T is a full duplex transceiver for RS422 and RS485 communication.

What is the maximum data rate for the MAX491ESD+T?

The MAX491ESD+T supports data rates up to 2.5Mbps.

What is the operating voltage for this transceiver?

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

What is the operating temperature range of the MAX491ESD+T?

The operating temperature range for the MAX491ESD+T is -40°C to 85°C.

What package type is the MAX491ESD+T supplied in?

The MAX491ESD+T is supplied in a 14-SOIC package designed for surface mounting.

MAX491ESD+T Alternate Parts

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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

MAX491ESD+