Equivalent & Substitute Parts for R5F101FEAFP#V0

Part Overview

The R5F101FEAFP#V0 is a 16-bit RL78/G13 microcontroller manufactured by Renesas Electronics Corporation, featuring 64KB FLASH memory, 4KB RAM, and 31 I/O pins in a 44-LQFP package. This device is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and production continuity. The substitute part R5F101FEAFP#30 provides identical core functionality with updated product status and packaging specifications.

Key Parameters

Parameter	Value
Core Processor	RL78
Core Size	16-Bit
Speed	32MHz
Program Memory Size	64KB (64K x 8)
Program Memory Type	FLASH
RAM Size	4K x 8
Number of I/O	31
Voltage Supply (Vcc/Vdd)	1.6V ~ 5.5V
Data Converters	A/D 10x8/10b
Connectivity	CSI, I2C, LINbus, UART/USART
Peripherals	DMA, LVD, POR, PWM, WDT
Package / Case	44-LQFP (10x10)
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount

Substitute Part Grouping Explanation

Substitution eligibility for the R5F101FEAFP#V0 is determined by strict equivalence across the following critical parameters:

Core Architecture: RL78 16-bit processor at 32MHz
Memory Configuration: 64KB FLASH program memory and 4KB RAM
I/O Count: 31 input/output pins
Package Specification: 44-LQFP (10x10) surface mount
Voltage Range: 1.6V ~ 5.5V supply compatibility
Peripheral Set: Identical connectivity (CSI, I2C, LINbus, UART/USART) and peripherals (DMA, LVD, POR, PWM, WDT)
Data Conversion: A/D 10x8/10b capability
Temperature Range: -40°C ~ 85°C operating specification

The R5F101FEAFP#30 meets all these criteria, differing only in product status (Active vs. Obsolete), packaging format (Tray vs. unspecified), and moisture sensitivity level (MSL 3 vs. MSL 1).

Parameter Comparison

Parameter	R5F101FEAFP#V0	R5F101FEAFP#30	Match Status
Manufacturer	Renesas Electronics Corporation	Renesas Electronics Corporation	Identical
Series	RL78/G13	RL78/G13	Identical
Core Processor	RL78	RL78	Identical
Core Size	16-Bit	16-Bit	Identical
Speed	32MHz	32MHz	Identical
Program Memory Size	64KB (64K x 8)	64KB (64K x 8)	Identical
Program Memory Type	FLASH	FLASH	Identical
RAM Size	4K x 8	4K x 8	Identical
Number of I/O	31	31	Identical
Voltage - Supply (Vcc/Vdd)	1.6V ~ 5.5V	1.6V ~ 5.5V	Identical
Data Converters	A/D 10x8/10b	A/D 10x8/10b	Identical
Connectivity	CSI, I2C, LINbus, UART/USART	CSI, I2C, LINbus, UART/USART	Identical
Peripherals	DMA, LVD, POR, PWM, WDT	DMA, LVD, POR, PWM, WDT	Identical
Package / Case	44-LQFP (10x10)	44-LQFP (10x10)	Identical
Mounting Type	Surface Mount	Surface Mount	Identical
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	Identical
Product Status	Obsolete	Active	Different
Packaging	Not specified	Tray	Different
Moisture Sensitivity Level (MSL)	1 (Unlimited)	3 (168 Hours)	Different
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Identical
REACH Status	REACH Unaffected	REACH Unaffected	Identical

Engineering Selection Recommendations

The R5F101FEAFP#30 is the direct functional equivalent for the obsolete R5F101FEAFP#V0. Selection between these parts should be based on the following factors:

Product Status: The R5F101FEAFP#30 carries Active status, ensuring continued manufacturer support, availability, and compliance updates. The R5F101FEAFP#V0 is classified as Obsolete, limiting future procurement options.

Compliance Certifications: Both parts maintain ROHS3 compliance and REACH Unaffected status, meeting current environmental and regulatory requirements.

Moisture Sensitivity: The R5F101FEAFP#30 specifies MSL 3 (168 hours), compared to MSL 1 (Unlimited) for the R5F101FEAFP#V0. This difference affects storage and handling protocols but does not impact functional performance or electrical characteristics.

Packaging Format: The R5F101FEAFP#30 is supplied in Tray packaging, which may differ from the original part's packaging specification. Verify packaging compatibility with your assembly and storage infrastructure.

For new designs and production continuity, R5F101FEAFP#30 is the recommended selection due to its Active product status and full functional equivalence.

Frequently Asked Questions (FAQ)

Q: Are R5F101FEAFP#V0 and R5F101FEAFP#30 pin-compatible?

A: Yes. Both parts use the 44-LQFP (10x10) package with identical pin assignments, I/O count (31), and electrical characteristics. Direct PCB substitution is supported without layout modifications.

Q: What is the impact of different Moisture Sensitivity Levels (MSL)?

A: MSL 3 (168 hours) for R5F101FEAFP#30 requires storage in controlled humidity environments and limits shelf life compared to MSL 1 (Unlimited) for R5F101FEAFP#V0. Handling procedures must comply with the lower MSL rating. Functional performance and electrical specifications are unaffected.

Q: Can I use R5F101FEAFP#30 as a direct replacement in existing designs?

A: Yes. The R5F101FEAFP#30 provides complete functional equivalence across all electrical, memory, and peripheral specifications. Verify that your assembly process accommodates the Tray packaging format and MSL 3 storage requirements.

Q: Why is R5F101FEAFP#V0 classified as Obsolete?

A: Obsolete status indicates that Renesas Electronics Corporation has discontinued active production and support for this part number. The R5F101FEAFP#30 represents the current production equivalent with identical functionality.

Q: Are there differences in supply voltage or operating temperature ranges?

A: No. Both parts operate across 1.6V ~ 5.5V supply voltage and -40°C ~ 85°C temperature ranges. All electrical specifications are identical.

Q: What certifications apply to both parts?

A: Both R5F101FEAFP#V0 and R5F101FEAFP#30 are ROHS3 Compliant and REACH Unaffected, meeting current environmental and regulatory standards.

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