MCP201-E/P Equivalent & Substitute Parts

Part Overview

The MCP201-E/P is a half-duplex LINbus transceiver IC manufactured by Microchip Technology, housed in an 8-DIP through-hole package. This component is classified as obsolete, making identification of suitable substitute parts essential for ongoing system support and new design implementations. The part operates across a 6V to 18V supply range with a receiver hysteresis of 50 mV and supports operating temperatures from -40°C to 125°C. Due to its obsolete status, sourcing alternatives that maintain electrical and mechanical compatibility is necessary for production continuity.

Substiute Parts

MCP201-E/P

Microchip TechnologyIn Stock: 1168MCP201-E/P Datasheet

Current PartRFQ

MCP2021A-500E/P

Microchip TechnologyIn Stock: 1087MCP2021A-500E/P Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MCP201-E/P is determined by the following critical parameters:

• Package Compatibility: Both parts must use 8-DIP (0.300", 7.62mm) through-hole packaging to ensure direct PCB footprint compatibility
• Electrical Interface: Half-duplex transceiver configuration with 1 driver and 1 receiver
• Supply Voltage Range: 6V to 18V operation to match system power requirements
• Operating Temperature Range: -40°C to 125°C to maintain thermal performance specifications
• Protocol Support: LINbus or LIN protocol compatibility for network communication
• Mounting Type: Through-hole mounting for existing PCB designs

The MCP2021A-500E/P qualifies as a manufacturer-recommended substitute based on these parameters. While the receiver hysteresis differs (175 mV versus 50 mV), both parts maintain the same supply voltage range, operating temperature specifications, package form factor, and half-duplex transceiver architecture required for functional equivalence in LIN network applications.

Parameter Comparison

Engineering Selection Recommendations

The MCP2021A-500E/P is the manufacturer-recommended substitute for the obsolete MCP201-E/P. Selection of this alternative is supported by the following factors:

• Product Status: The MCP2021A-500E/P maintains active product status, ensuring ongoing availability and manufacturer support, whereas the MCP201-E/P is obsolete
• Regulatory Compliance: Both parts maintain REACH Unaffected status, confirming compliance with applicable environmental regulations
• Package Equivalence: Identical 8-DIP through-hole packaging enables direct PCB replacement without layout modifications
• Electrical Specifications: Matching supply voltage range (6V ~ 18V) and operating temperature range (-40°C ~ 125°C) ensure system-level compatibility
• Functional Architecture: Both devices provide half-duplex 1/1 transceiver functionality for LIN network communication

The increased receiver hysteresis of the MCP2021A-500E/P (175 mV versus 50 mV) represents a design improvement in noise immunity and is within acceptable parameters for LIN protocol operation.

Frequently Asked Questions (FAQ)

Q: Can the MCP2021A-500E/P be used as a direct replacement for the MCP201-E/P?

A: Yes. Both parts share identical package form factors (8-DIP), supply voltage ranges (6V ~ 18V), operating temperature specifications (-40°C ~ 125°C), and half-duplex transceiver architecture. The MCP2021A-500E/P is the manufacturer-recommended substitute for the obsolete MCP201-E/P.

Q: What is the difference in receiver hysteresis between these parts?

A: The MCP201-E/P specifies 50 mV receiver hysteresis, while the MCP2021A-500E/P specifies 175 mV. The increased hysteresis in the substitute part provides improved noise immunity in LIN network applications.

Q: Are there any PCB layout changes required when substituting the MCP2021A-500E/P?

A: No. Both parts use identical 8-DIP (0.300", 7.62mm) through-hole packaging, allowing direct PCB footprint compatibility without layout modifications.

Q: What is the availability status of each part?

A: The MCP201-E/P is classified as obsolete with limited remaining inventory. The MCP2021A-500E/P maintains active product status with current manufacturing availability.

Q: Do both parts support the same supply voltage range?

A: Yes. Both the MCP201-E/P and MCP2021A-500E/P operate across the 6V to 18V supply voltage range, ensuring compatibility with existing power supply designs.

Q: Are there regulatory compliance differences between these parts?

A: Both parts maintain REACH Unaffected status. The MCP201-E/P is ROHS3 compliant; regulatory compliance information for the MCP2021A-500E/P is based on the provided specifications.