MAX491CPD+ The Analog Devices MAX491CPD+ is a low-power transceiver for RS-485 and RS-422 communication. It supports data rates up to 2.5Mbps and operates from a single 5V supply.
Mfr Part #:

MAX491CPD+

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The Analog Devices MAX491CPD+ is a low-power transceiver for RS-485 and RS-422 communication. It supports data rates up to 2.5Mbps and operates from a single 5V supply.
✓ Total Stock: 25 pcs
$ Price Range: $1.44

MAX491CPD+ Available from 1 distributor

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✓ Non-Authorised
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MAX491CPD+ 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

MAX491CPD+ Description

Short technical summary and product information.

The Analog Devices MAX491CPD+ is a low-power transceiver designed for RS-485 and RS-422 communication applications. Each device integrates one driver and one receiver, enabling versatile communication setups.

 

This transceiver supports high-speed data transmission of up to 2.5Mbps due to its non-limited driver slew rates. It operates from a single 5V supply, with a voltage range of 4.75V to 5.25V. The device includes essential protection features such as short-circuit current limiting and thermal shutdown circuitry to ensure reliability.

 

The MAX491CPD+ features a fail-safe receiver input, guaranteeing a logic-high output under open-circuit conditions. It is suitable for half-duplex applications and is housed in a 14-PDIP package for through-hole mounting.

 

Key electrical characteristics include a receiver hysteresis of 70mV. The operating temperature range is from 0°C to 70°C, making it suitable for various industrial and commercial environments.

MAX491CPD+ Quick Information

Product Type: Transceiver
Canonical Name: MAX491CPD+ Transceiver
Subcategory: RS-485/RS-422 Transceivers

MAX491CPD+ Compliance

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

MAX491CPD+ Estimated Pricing

Qty Low High
1+ $1.44 $1.44

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

MAX491CPD+ Features

  • Low-power RS-485/RS-422 transceiver.
  • Supports data rates up to 2.5Mbps.
  • Operates from a single 5V supply.
  • Full-duplex communication.
  • Through-hole 14-PDIP package.

MAX491CPD+ Applications

  • RS-485 communication systems.
  • RS-422 communication systems.
  • Industrial control networks.
  • EMI-sensitive applications.

MAX491CPD+ FAQs

7 frequently asked questions generated from this part’s specifications.
What type of communication protocol does the MAX491CPD+ support?

The MAX491CPD+ supports RS422 and RS485 communication protocols.

What is the maximum data rate for the MAX491CPD+?

The maximum data rate for the MAX491CPD+ is 2.5Mbps.

What is the operating voltage range for the MAX491CPD+?

The MAX491CPD+ operates within a voltage range of 4.75V to 5.25V.

What is the operating temperature range of the MAX491CPD+?

The operating temperature range for the MAX491CPD+ is 0°C to 70°C.

How is the MAX491CPD+ mounted?

The MAX491CPD+ is designed for through-hole mounting.

What package is the MAX491CPD+ supplied in?

The MAX491CPD+ is supplied in a 14-DIP (0.300", 7.62mm) package.

Does the MAX491CPD+ support full-duplex communication?

Yes, the MAX491CPD+ supports full-duplex communication.

MAX491CPD+ Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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MAX491ECPD
Analog Devices / Maxim Integrated
The MAX491ECPD is a full duplex transceiver from Analog Devices / Maxim Integrated, designed for RS422 and RS485 communications. It operates at data rates up to 2.5Mbps with a 5V supply.
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