RK043FN02H-CT Equivalent & Substitute Parts

Part Overview

The RK043FN02H-CT is a 4.3" capacitive touchscreen TFT LCD display module manufactured by NXP USA Inc. This transmissive RGB color display features a 480 x 272 pixel resolution with I2C interface connectivity and LED backlighting. The part is currently classified as obsolete, making identification of suitable substitute components essential for ongoing system support and new design implementations.

Substiute Parts

RK043FN02H-CT

NXP USA Inc.In Stock: 9288RK043FN02H-CT Datasheet

Current PartRFQ

RK043FN66HS-CTG

NXP USA Inc.In Stock: 1060RK043FN66HS-CTG Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the RK043FN02H-CT is determined by the following critical parameters that must remain consistent:

Display specifications: 4.3" diagonal screen size, 480 x 272 pixel resolution, transmissive TFT RGB color technology, and capacitive touchscreen functionality are non-negotiable for mechanical and electrical compatibility.

Interface and connectivity: The original part uses I2C interface. Substitute parts must support equivalent data transmission protocols to ensure compatibility with existing system designs.

Compliance and certifications: Both the original and substitute parts maintain ROHS3 compliance and REACH unaffected status, ensuring regulatory alignment across product lifecycles.

Manufacturer consistency: NXP USA Inc. maintains the product line, ensuring design continuity and technical support availability.

Parameter Comparison

Engineering Selection Recommendations

The RK043FN66HS-CTG serves as the active substitute for the obsolete RK043FN02H-CT. Both components maintain identical display specifications including 4.3" screen size, 480 x 272 resolution, transmissive RGB TFT technology, and capacitive touchscreen capability. Both parts are manufactured by NXP USA Inc. and comply with ROHS3 and REACH requirements.

The primary distinction between these parts is interface protocol: the original RK043FN02H-CT uses I2C connectivity, while the RK043FN66HS-CTG implements 24-Bit RGB interface. System integration requires verification that the host controller supports the 24-Bit RGB protocol before component selection. The substitute part carries active product status, ensuring ongoing availability and manufacturer support.

Frequently Asked Questions (FAQ)

Q: Can the RK043FN66HS-CTG directly replace the RK043FN02H-CT without design modifications?

A: Direct mechanical and electrical compatibility exists for display functionality. However, the interface protocol differs: I2C versus 24-Bit RGB. Host controller firmware and hardware interface circuits must support 24-Bit RGB protocol for successful integration.

Q: What is the significance of the product status change from Obsolete to Active?

A: The substitute part maintains active manufacturing status, ensuring continued availability, technical documentation, and manufacturer support. The original part is no longer produced.

Q: Are there compliance differences between the two parts?

A: Both parts maintain identical ROHS3 compliance and REACH unaffected status. No regulatory barriers exist for substitution from a compliance perspective.

Q: What does the MSL rating difference indicate?

A: The original part lists MSL as Not Applicable, while the substitute specifies MSL 1 (Unlimited). This indicates the substitute part has no moisture sensitivity limitations during storage and handling.

Q: Does packaging format affect component selection?

A: The substitute part is supplied in Bulk packaging. Verify that bulk packaging meets procurement and inventory management requirements for your application.