MAX3241ECWI+ Equivalent & Substitute Parts

Part Overview

The MAX3241ECWI+ is an RS232 transceiver IC manufactured by Analog Devices Inc./Maxim Integrated, designed for full-duplex serial communication in 3/5 driver/receiver configurations. This surface-mount component operates across a 3V to 5.5V supply range with a 250kbps data rate and is housed in a 28-SOIC package. The part maintains Active product status and is ROHS3 compliant, making it suitable for modern industrial and consumer applications requiring RS232 interface functionality.

Substitute parts are identified when equivalent electrical and mechanical parameters align with the main part specification, ensuring direct compatibility in circuit design and PCB assembly without functional degradation.

Substiute Parts

MAX3241ECWI+

Analog Devices Inc./Maxim IntegratedIn Stock: 906MAX3241ECWI+ Datasheet

Current PartRFQ

MAX3241ECWI+

Analog Devices Inc./Maxim IntegratedIn Stock: 906MAX3241ECWI+ Datasheet

Parametric EquivalentRFQ

MAX3244ECWI+

Analog Devices Inc./Maxim IntegratedIn Stock: 1101MAX3244ECWI+ Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for RS232 transceiver ICs is determined by strict equivalence across electrical and mechanical parameters. The MAX3241ECWI+ and MAX3244ECWI+ are grouped as parametric equivalents based on the following critical criteria:

• Protocol Compatibility: Both parts implement full RS232 transceiver functionality
• Driver/Receiver Configuration: Identical 3/5 driver/receiver count
• Electrical Performance: Matching data rate (250kbps), receiver hysteresis (500 mV), and supply voltage range (3V ~ 5.5V)
• Thermal Operating Range: Identical 0°C ~ 70°C specification
• Package Specification: Both use 28-SOIC surface-mount packaging with identical physical dimensions
• Compliance Standards: Both maintain ROHS3 compliance and MSL Level 1 rating

These parameters define the functional and physical boundaries within which direct substitution is valid.

Parameter Comparison

Engineering Selection Recommendations

Both MAX3241ECWI+ and MAX3244ECWI+ maintain Active product status with full ROHS3 compliance and REACH unaffected designation, confirming their suitability for current design implementations. The parts are functionally interchangeable within applications requiring RS232 full-duplex transceiver functionality at the specified electrical and thermal parameters.

Selection between these parts may be based on inventory availability and supply chain considerations, as both parts satisfy identical electrical and mechanical requirements for RS232 interface applications operating within the 3V to 5.5V supply range and 0°C to 70°C temperature envelope.

Frequently Asked Questions (FAQ)

Q: Can MAX3244ECWI+ directly replace MAX3241ECWI+ in existing designs?

A: Yes. Both parts are parametric equivalents with identical electrical specifications (RS232 protocol, 3/5 driver/receiver configuration, 250kbps data rate, 500 mV receiver hysteresis, 3V ~ 5.5V supply range) and package specifications (28-SOIC surface mount). No circuit modifications are required.

Q: Are there differences in pin configuration between these parts?

A: Both parts use the 28-SOIC package with identical physical dimensions (0.295", 7.50mm width). Pin compatibility is maintained across the substitute relationship.

Q: What compliance certifications apply to both parts?

A: Both MAX3241ECWI+ and MAX3244ECWI+ are ROHS3 compliant, REACH unaffected, and classified under ECCN EAR99 with HTSUS code 8542.39.0001. Both maintain MSL Level 1 (Unlimited) moisture sensitivity rating.

Q: Do operating temperature ranges differ between these parts?

A: No. Both parts operate across the identical 0°C to 70°C temperature range, ensuring equivalent thermal performance in target applications.

Q: What is the significance of the 500 mV receiver hysteresis specification?

A: Receiver hysteresis defines the voltage differential required to switch receiver output states, ensuring noise immunity in RS232 communication. Both parts maintain identical 500 mV hysteresis, confirming equivalent signal integrity performance.