UPD78F0472GC-GAD-AX Equivalent & Substitute Parts

Part Overview

The UPD78F0472GC-GAD-AX is an 8-bit microcontroller from Renesas Electronics Corporation's 78K0/Lx3 series, designed for embedded applications requiring low-power operation and integrated peripheral support. This device features 24KB of FLASH program memory, 1KB of RAM, and operates at 10MHz with a supply voltage range of 1.8V to 5.5V. The part is currently in active production status and is ROHS3 compliant. Equivalent and substitute parts may be required due to inventory constraints, design optimization needs, or application-specific performance requirements.

Substiute Parts

UPD78F0472GC-GAD-AX

Renesas Electronics CorporationIn Stock: 1196UPD78F0472GC-GAD-AX Datasheet

Current PartRFQ

R5F10WMCAFB#30

Renesas Electronics CorporationIn Stock: 2070R5F10WMCAFB#30 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

The R5F10WMCAFB#30 is identified as a substitute part for the UPD78F0472GC-GAD-AX based on the following substitution criteria:

Matching Parameters:

• Manufacturer: Renesas Electronics Corporation (same manufacturer ensures design compatibility and support continuity)
• Package / Case: 80-LQFP (identical physical footprint and pin count compatibility)
• Mounting Type: Surface Mount (same assembly process compatibility)
• Operating Temperature: -40°C ~ 85°C (TA) (identical thermal operating range)
• RoHS Status: ROHS3 Compliant (equivalent environmental compliance)
• Moisture Sensitivity Level (MSL): 3 (168 Hours) (identical handling requirements)
• Voltage Supply Range: 1.6V ~ 5.5V (overlapping and compatible supply voltage envelope)

Functional Differences: The R5F10WMCAFB#30 operates as a higher-performance alternative with 16-bit core architecture, 24MHz clock speed, 32KB FLASH memory, and enhanced peripheral integration including DMA and A/D converters. These differences position it as a performance-upgrade substitute rather than a direct pin-for-pin replacement.

Parameter Comparison

Engineering Selection Recommendations

Both the UPD78F0472GC-GAD-AX and R5F10WMCAFB#30 maintain active product status with ROHS3 compliance and identical environmental certifications. Selection between these parts should be based on application-specific requirements:

The UPD78F0472GC-GAD-AX is appropriate for applications requiring 8-bit processing architecture with lower power consumption profiles and established firmware compatibility within the 78K0/Lx3 ecosystem.

The R5F10WMCAFB#30 is suitable for applications requiring enhanced processing capability, higher clock speeds, expanded memory resources, and advanced peripheral integration. This part operates within compatible voltage and thermal specifications, enabling substitution in designs where performance headroom or additional functionality is beneficial.

Both parts are manufactured by Renesas Electronics Corporation, ensuring consistent quality standards, documentation availability, and long-term supply chain reliability.

Frequently Asked Questions (FAQ)

Q: Can the R5F10WMCAFB#30 be used as a direct replacement for the UPD78F0472GC-GAD-AX?

A: Both parts share identical 80-LQFP packaging, surface mount compatibility, and operating temperature ranges. However, the R5F10WMCAFB#30 features a 16-bit core architecture compared to the 8-bit core of the UPD78F0472GC-GAD-AX. Firmware compatibility and pin-level functionality must be evaluated for your specific application.

Q: What are the key differences in memory configuration?

A: The UPD78F0472GC-GAD-AX provides 24KB FLASH and 1KB RAM. The R5F10WMCAFB#30 provides 32KB FLASH, 1.5KB RAM, and includes 4KB EEPROM. Applications with limited memory requirements may not require these additional resources.

Q: Are the voltage supply requirements compatible?

A: The UPD78F0472GC-GAD-AX operates at 1.8V to 5.5V, while the R5F10WMCAFB#30 operates at 1.6V to 5.5V. The R5F10WMCAFB#30 supports lower minimum voltage operation. Both parts are compatible with standard 3.3V and 5V supply designs.

Q: Do both parts have identical I/O pin counts?

A: The UPD78F0472GC-GAD-AX provides 62 I/O pins, while the R5F10WMCAFB#30 provides 58 I/O pins. Pin mapping and functionality must be verified against your circuit design requirements.

Q: What is the significance of the 80-LQFP (12x12) package designation for the R5F10WMCAFB#30?

A: The (12x12) notation specifies the physical dimensions of the LQFP package. Both parts use 80-pin LQFP packaging with identical footprints, ensuring PCB layout compatibility.

Q: Are both parts subject to the same moisture handling requirements?

A: Both parts have MSL 3 rating with 168-hour floor life. Identical moisture sensitivity levels ensure consistent storage, handling, and reflow soldering procedures.