R5F104FDAFP#V0 Equivalent & Substitute Parts

Part Overview

The R5F104FDAFP#V0 is a 16-bit RL78/G14 microcontroller manufactured by Renesas Electronics Corporation, featuring 48KB FLASH memory, 5.5KB RAM, and 4KB EEPROM. This device operates at 32MHz with a 44-LQFP package and supports multiple connectivity protocols including CSI, I2C, LINbus, and UART/USART. The part is currently listed as obsolete, making equivalent substitutes necessary for ongoing design support and production continuity.

Key Parameters

Parameter	Value
Manufacturer	Renesas Electronics Corporation
Series	RL78/G14
Core Processor	RL78
Core Size	16-Bit
Speed	32MHz
Program Memory Size	48KB (48K x 8)
Program Memory Type	FLASH
EEPROM Size	4K x 8
RAM Size	5.5K x 8
Voltage Supply (Vcc/Vdd)	1.6V ~ 5.5V
Number of I/O	31
Data Converters	A/D 10x8/10b
Connectivity	CSI, I2C, LINbus, UART/USART
Peripherals	DMA, LVD, POR, PWM, WDT
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	44-LQFP (10x10)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the R5F104FDAFP#V0 is determined by strict equivalence across the following critical parameters:

Core Substitution Criteria:

Identical RL78/G14 series and RL78 core processor
Matching 16-bit core size and 32MHz operating speed
Identical 48KB FLASH, 4KB EEPROM, and 5.5KB RAM configuration
Same 31 I/O count and peripheral set (DMA, LVD, POR, PWM, WDT)
Identical connectivity options (CSI, I2C, LINbus, UART/USART)
Matching 44-LQFP (10x10) package and surface mount configuration
Identical voltage supply range (1.6V ~ 5.5V)
Identical A/D converter specification (10x8/10b)
Operating temperature range -40°C ~ 85°C (TA)

Allowed Variations:

Packaging format (tube vs. tray)
Product status (obsolete vs. active)
Moisture Sensitivity Level (MSL 1 vs. MSL 3)
Inventory availability

All identified substitutes meet these criteria and are direct parametric equivalents.

Parameter Comparison

Parameter	R5F104FDAFP#V0	R5F104FDAFP#30	R5F104FDAFP#10	R5F104FDDFP#30
Manufacturer	Renesas Electronics Corporation	Renesas Electronics Corporation	Renesas Electronics Corporation	Renesas Electronics Corporation
Series	RL78/G14	RL78/G14	RL78/G14	RL78/G14
Core Processor	RL78	RL78	RL78	RL78
Core Size	16-Bit	16-Bit	16-Bit	16-Bit
Speed	32MHz	32MHz	32MHz	32MHz
Program Memory Size	48KB (48K x 8)	48KB (48K x 8)	48KB (48K x 8)	48KB (48K x 8)
EEPROM Size	4K x 8	4K x 8	4K x 8	4K x 8
RAM Size	5.5K x 8	5.5K x 8	5.5K x 8	5.5K x 8
Number of I/O	31	31	31	31
Voltage Supply (Vcc/Vdd)	1.6V ~ 5.5V	1.6V ~ 5.5V	1.6V ~ 5.5V	1.6V ~ 5.5V
Data Converters	A/D 10x8/10b	A/D 10x8/10b	A/D 10x8/10b	A/D 10x8/10b
Connectivity	CSI, I2C, LINbus, UART/USART	CSI, I2C, LINbus, UART/USART	CSI, I2C, LINbus, UART/USART	CSI, I2C, LINbus, UART/USART
Peripherals	DMA, LVD, POR, PWM, WDT	DMA, LVD, POR, PWM, WDT	DMA, LVD, POR, PWM, WDT	DMA, LVD, POR, PWM, WDT
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)
Package / Case	44-LQFP (10x10)	44-LQFP (10x10)	44-LQFP (10x10)	44-LQFP (10x10)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Product Status	Obsolete	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL	1 (Unlimited)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)

Engineering Selection Recommendations

All three substitute parts (R5F104FDAFP#30, R5F104FDAFP#10, and R5F104FDDFP#30) are parametric equivalents to the R5F104FDAFP#V0 and meet identical electrical and functional specifications. Selection between substitutes should be based on the following factors:

Product Status: R5F104FDAFP#30, R5F104FDAFP#10, and R5F104FDDFP#30 are all listed as active products, providing long-term availability and supply chain stability compared to the obsolete R5F104FDAFP#V0.

Compliance: All substitute parts maintain ROHS3 compliance and REACH unaffected status, consistent with the original part.

Moisture Sensitivity: The original R5F104FDAFP#V0 carries MSL 1 (unlimited moisture sensitivity level), while all substitutes carry MSL 3 (168 hours). MSL 3 requires controlled storage conditions and handling procedures within 168 hours of package opening. Design teams must implement appropriate moisture control protocols if transitioning to these substitutes.

Inventory Availability: R5F104FDAFP#10 (2114 pcs), R5F104FDAFP#30 (1918 pcs), and R5F104FDDFP#30 (824 pcs) offer varying stock levels for production planning.

Frequently Asked Questions (FAQ)

Q: Can R5F104FDAFP#30 directly replace R5F104FDAFP#V0 in existing designs?

A: Yes. R5F104FDAFP#30 is a parametric equivalent with identical electrical specifications, memory configuration, I/O count, and package. The primary difference is product status (active vs. obsolete) and moisture sensitivity level (MSL 3 vs. MSL 1). Designs must accommodate MSL 3 handling requirements.

Q: What is the difference between R5F104FDAFP#10 and R5F104FDAFP#30?

A: Both parts are parametric equivalents with identical electrical and functional specifications. The suffix designations (#10 and #30) indicate different packaging or distribution formats from Renesas. Both carry MSL 3 moisture sensitivity level and are active products.

Q: How does R5F104FDDFP#30 differ from the R5F104FDAFP variants?

A: R5F104FDDFP#30 maintains identical core specifications, memory, I/O, and package configuration as the R5F104FDAFP variants. The part number variation (FDD vs. FDA) reflects internal Renesas product line differentiation but does not affect electrical or functional equivalence for substitution purposes.

Q: What does MSL 3 (168 Hours) mean for component handling?

A: MSL 3 requires that the component be used within 168 hours (7 days) of package opening under controlled moisture conditions. Extended storage beyond this window requires baking the component at specified temperature and humidity levels before use. The original R5F104FDAFP#V0 carries MSL 1, which has no time restriction.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. R5F104FDAFP#30, R5F104FDAFP#10, and R5F104FDDFP#30 are all ROHS3 compliant and REACH unaffected, matching the compliance status of the original R5F104FDAFP#V0.

Q: Can I use these substitutes in new designs or only for legacy product support?

A: All substitute parts are active products suitable for both new designs and legacy product support. Active product status ensures continued availability and manufacturing support from Renesas Electronics Corporation.

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