MAX490ECSA+T The MAX490ECSA+T is a full-duplex transceiver for RS485 and RS422 communications. It operates from a single +5V supply and supports data rates up to 2.5Mbps.
Mfr Part #:

MAX490ECSA+T

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The MAX490ECSA+T is a full-duplex transceiver for RS485 and RS422 communications. It operates from a single +5V supply and supports data rates up to 2.5Mbps.
✓ Total Stock: 800 pcs
$ Price Range: $1.44

MAX490ECSA+T Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
800 pcs
800 pcs On Request 1 On Request On Request On Request On Request 2026-02-23 21:33:16

MAX490ECSA+T 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
Supply Current
Type
Voltage

MAX490ECSA+T Description

Short technical summary and product information.

The MAX490ECSA+T from Analog Devices (Maxim Integrated) is a low-power transceiver designed for RS-485 and RS-422 communications. It features a single driver and receiver, supporting full-duplex operation.

 

This transceiver operates from a single +5V supply (4.75V to 5.25V) and can achieve data rates of up to 2.5Mbps. The driver outputs are short-circuit current limited and protected against excessive power dissipation by thermal shutdown circuitry. The receiver input includes a fail-safe feature that guarantees a logic-high output if the input is open circuit.

 

Designed for harsh environments, each driver output and receiver input is protected against ±15kV electrostatic discharge (ESD) shocks without latchup. The MAX490ECSA+T is available in an 8-SOIC package and is suitable for surface mount applications. It operates within a temperature range of 0°C to 70°C.

 

Key electrical characteristics include a typical supply current of 120µA when unloaded and a receiver hysteresis of 70mV. This part is designed for applications requiring reliable serial communication in demanding conditions.

MAX490ECSA+T Quick Information

Product Type: Transceiver
Canonical Name: MAX490ECSA+T RS485/RS422 Transceiver
Subcategory: RS485/RS422 Transceiver

MAX490ECSA+T Compliance

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

MAX490ECSA+T Estimated Pricing

Qty Low High
1+ $1.44 $1.44

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

MAX490ECSA+T Features

  • Full-duplex RS485/RS422 transceiver.
  • Supports data rates up to 2.5Mbps.
  • ±15kV ESD protection on inputs/outputs.
  • Operates from a single +5V supply.
  • Available in an 8-SOIC package.

MAX490ECSA+T Applications

  • Industrial control networks.
  • RS485 communication systems.
  • RS422 communication systems.
  • Harsh environment applications.

MAX490ECSA+T FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the MAX490ECSA+T?

The MAX490ECSA+T operates from a 4.75V to 5.25V supply.

What is the data rate of the MAX490ECSA+T transceiver?

The MAX490ECSA+T supports a data rate of up to 2.5Mbps.

What type of communication protocol does the MAX490ECSA+T support?

The MAX490ECSA+T supports RS422 and RS485 protocols.

What is the operating temperature range for this transceiver?

The operating temperature range for the MAX490ECSA+T is 0°C to 70°C.

What package is the MAX490ECSA+T supplied in?

The MAX490ECSA+T is supplied in an 8-SOIC package.

Does the MAX490ECSA+T have ESD protection?

Yes, the MAX490ECSA+T has ±15kV ESD protection on its driver outputs and receiver inputs.

What is the typical supply current for the MAX490ECSA+T?

The typical supply current for the MAX490ECSA+T is 120µA when unloaded.

MAX490ECSA+T Alternate Parts

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MAX490ECSA
MAX490ECSA
Analog Devices / Maxim Integrated
The MAX490ECSA is a full-duplex transceiver from Analog Devices, designed for RS485 and RS422 communications. It operates at data rates up to 2.5Mbps and is available in an 8-SOIC package.
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