R5F104GCDFB#30 Equivalent & Substitute Parts

Part Overview

The R5F104GCDFB#30 is a 16-bit RL78/G14 microcontroller manufactured by Renesas Electronics Corporation. This embedded IC features 32KB FLASH program memory, 4KB EEPROM, and 4KB RAM in a 48-LFQFP surface mount package. The device operates at 32MHz with a supply voltage range of 1.6V to 5.5V and includes integrated connectivity interfaces (CSI, I2C, LINbus, UART/USART) and peripherals (DMA, LVD, POR, PWM, WDT). The R5F104GCDFB#30 is currently discontinued at DiGi Electronics. Equivalent substitute parts are available to maintain design continuity and ensure component availability for production and maintenance applications.

Key Parameters

Parameter	Value
Manufacturer	Renesas Electronics Corporation
Series	RL78/G14
Core Processor	RL78
Core Size	16-Bit
Speed	32MHz
Program Memory Size	32KB (32K x 8)
Program Memory Type	FLASH
EEPROM Size	4K x 8
RAM Size	4K x 8
Voltage Supply (Vcc/Vdd)	1.6V ~ 5.5V
Data Converters	A/D 10x8/10b
Number of I/O	34
Connectivity	CSI, I2C, LINbus, UART/USART
Peripherals	DMA, LVD, POR, PWM, WDT
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	48-LQFP
Supplier Device Package	48-LFQFP (7x7)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution of the R5F104GCDFB#30 is determined by strict equivalence across the following critical parameters:

Microcontroller Series & Core: RL78/G14 architecture with RL78 core processor
Memory Configuration: 32KB FLASH program memory, 4KB EEPROM, 4KB RAM
Performance Specifications: 16-bit core, 32MHz operating frequency
Electrical Characteristics: 1.6V to 5.5V supply voltage range, identical I/O count (34 pins)
Connectivity & Peripherals: CSI, I2C, LINbus, UART/USART interfaces; DMA, LVD, POR, PWM, WDT peripherals
Package Specifications: 48-LFQFP (7x7) surface mount package, 48-LQFP case
Compliance Standards: ROHS3 compliance, MSL 3 rating, identical ECCN and HTSUS codes

All substitute parts maintain identical functional and electrical specifications. Differences are limited to product status (active vs. discontinued) and packaging configuration (tray vs. unspecified).

Parameter Comparison

Parameter	R5F104GCDFB#30	R5F104GCAFB#10	R5F104GCAFB#30	R5F104GCDFB#10
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	32KB (32K x 8)	32KB (32K x 8)	32KB (32K x 8)	32KB (32K x 8)
Program Memory Type	FLASH	FLASH	FLASH	FLASH
EEPROM Size	4K x 8	4K x 8	4K x 8	4K x 8
RAM Size	4K x 8	4K x 8	4K x 8	4K x 8
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
Number of I/O	34	34	34	34
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)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	48-LQFP	48-LQFP	48-LQFP	48-LQFP
Supplier Device Package	48-LFQFP (7x7)	48-LFQFP (7x7)	48-LFQFP (7x7)	48-LFQFP (7x7)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)
Product Status	Discontinued at DiGi Electronics	Active	Active	Active
Inventory Availability	902 Pcs	3112 Pcs	10200 Pcs	962 Pcs

Engineering Selection Recommendations

All three substitute parts (R5F104GCAFB#10, R5F104GCAFB#30, and R5F104GCDFB#10) are functionally equivalent to the R5F104GCDFB#30 and maintain identical electrical, memory, and connectivity specifications.

R5F104GCAFB#30 is the primary recommended substitute. This part is currently active in production status with the highest inventory availability (10200 units) and is packaged in tray configuration. It satisfies all functional requirements and compliance standards (ROHS3, MSL 3) identical to the original part.

R5F104GCAFB#10 is an alternative substitute with active product status and substantial inventory (3112 units), also in tray packaging. This part provides equivalent functionality with slightly lower availability than the #30 variant.

R5F104GCDFB#10 is an additional substitute with active product status and 962 units in inventory. This part maintains identical specifications and compliance ratings.

Selection between these substitutes should be based on inventory availability, packaging requirements (tray configuration), and supply chain lead times. All three parts are direct functional replacements with no design modifications required.

Frequently Asked Questions (FAQ)

Q: Are these substitute parts pin-compatible with the R5F104GCDFB#30?

A: Yes. All substitute parts use the identical 48-LFQFP (7x7) package with 48-LQFP case designation. Pin configuration, spacing, and electrical characteristics are identical, enabling direct board-level replacement without PCB modifications.

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

A: The #10 and #30 designations indicate different packaging or tape reel configurations supplied by Renesas. Both variants are electrically and functionally identical. Selection depends on procurement requirements and packaging preferences (tray vs. tape reel).

Q: Do these substitutes require firmware or software changes?

A: No. All substitute parts are from the same RL78/G14 microcontroller series with identical core architecture, memory configuration, and peripheral set. Existing firmware and software require no modifications.

Q: Are all substitutes ROHS3 compliant?

A: Yes. All substitute parts maintain ROHS3 compliance and MSL 3 (168 Hours) moisture sensitivity rating, identical to the original R5F104GCDFB#30.

Q: Which substitute has the best availability?

A: R5F104GCAFB#30 offers the highest inventory availability at 10200 units, followed by R5F104GCAFB#10 with 3112 units and R5F104GCDFB#10 with 962 units.

Q: Can I mix different substitute part numbers in the same production batch?

A: Yes. All substitute parts are functionally equivalent and can be used interchangeably. However, for traceability and quality control purposes, maintaining consistent part numbers within a single production lot is recommended.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message