R5F100GLAFB#V0 Equivalent & Substitute Parts

Part Overview

The R5F100GLAFB#V0 is a 16-bit RL78/G13 microcontroller manufactured by Renesas Electronics Corporation, featuring 512KB FLASH memory, 32KB RAM, and 8KB EEPROM in a 48-LFQFP package. This part is classified as obsolete, making identification of equivalent and substitute components essential for ongoing design support, production continuity, and system maintenance.

Key Parameters

Parameter	Value
Core Processor	RL78
Core Size	16-Bit
Speed	32MHz
Program Memory Size	512KB (512K x 8)
Program Memory Type	FLASH
EEPROM Size	8K x 8
RAM Size	32K x 8
Number of I/O	34
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	48-LQFP
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 85°C (TA)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)

Substitute Part Grouping Explanation

Substitute parts for the R5F100GLAFB#V0 are classified into two categories based on allowed electrical and mechanical parameters:

Direct Substitutes (Packaging Variant): R5F100GLAFB#30 differs only in packaging configuration (Tray vs. original packaging) while maintaining identical electrical specifications, memory configuration, and performance characteristics. This part is active in production status.

Parametric Equivalents (Identical Electrical Specifications): R5F100GLAFB#10, R5F100GLDFB#10, and R5F100GLDFB#30 maintain full electrical and functional equivalence to the main part. These variants differ only in packaging designation codes (#10 and #30 suffixes) and packaging type (Tray), with no impact on core functionality, memory capacity, or performance parameters.

Series Variant (RL78/G13A): R5F140GLAFB#30 represents an enhanced variant within the RL78 family (RL78/G13A series) that maintains identical electrical specifications, memory configuration, I/O count, and package form factor as the R5F100GLAFB#V0, providing forward compatibility for active production designs.

All substitute parts share the following critical parameters with the main part:

16-Bit RL78 core processor architecture
32MHz operating frequency
512KB FLASH, 32KB RAM, 8KB EEPROM memory configuration
34 I/O pins
1.6V ~ 5.5V supply voltage range
48-LQFP package form factor
-40°C ~ 85°C operating temperature range
ROHS3 compliance and MSL 3 rating

Parameter Comparison

Parameter	R5F100GLAFB#V0	R5F100GLAFB#30	R5F100GLAFB#10	R5F100GLDFB#10	R5F100GLDFB#30	R5F140GLAFB#30
Series	RL78/G13	RL78/G13	RL78/G13	RL78/G13	RL78/G13	RL78/G13A
Core Processor	RL78	RL78	RL78	RL78	RL78	RL78
Core Size	16-Bit	16-Bit	16-Bit	16-Bit	16-Bit	16-Bit
Speed	32MHz	32MHz	32MHz	32MHz	32MHz	32MHz
Program Memory Size	512KB	512KB	512KB	512KB	512KB	512KB
EEPROM Size	8K x 8	8K x 8	8K x 8	8K x 8	8K x 8	8K x 8
RAM Size	32K x 8	32K x 8	32K x 8	32K x 8	32K x 8	32K x 8
Number of I/O	34	34	34	34	34	34
Voltage Supply	1.6V ~ 5.5V	1.6V ~ 5.5V	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	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	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	DMA, LVD, POR, PWM, WDT	DMA, LVD, POR, PWM, WDT
Package / Case	48-LQFP	48-LQFP	48-LQFP	48-LQFP	48-LQFP	48-LQFP
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)
Product Status	Obsolete	Active	Active	Active	Active	Active

Engineering Selection Recommendations

For applications currently using the obsolete R5F100GLAFB#V0, the following selection criteria apply based on product status and compliance:

Primary Recommendation: R5F100GLAFB#30 is the direct substitute, offering identical electrical specifications and active production status. This part maintains full compatibility with existing designs while ensuring long-term availability and supply chain continuity.

Alternative Active Equivalents: R5F100GLAFB#10 and R5F100GLDFB#10 provide parametric equivalence with active product status. R5F100GLDFB#30 offers the same electrical specifications in an alternative packaging configuration.

Forward-Compatible Option: R5F140GLAFB#30 represents the RL78/G13A series variant, maintaining identical electrical and functional specifications while providing access to an enhanced product line with active manufacturing support. This option is suitable for new designs or redesigns requiring extended product lifecycle assurance.

All substitute parts maintain ROHS3 compliance and MSL 3 rating, ensuring compatibility with standard manufacturing and storage requirements.

Frequently Asked Questions (FAQ)

Q: Can R5F100GLAFB#30 be used as a direct replacement for R5F100GLAFB#V0? A: Yes. R5F100GLAFB#30 maintains identical electrical specifications, memory configuration, I/O count, and package form factor. The difference is packaging type (Tray) and active production status, with no impact on circuit functionality or performance.

Q: What is the difference between R5F100GLAFB#10 and R5F100GLAFB#30? A: Both parts are parametric equivalents with identical electrical specifications. The suffix designations (#10 and #30) indicate packaging configuration variants. Both are active in production.

Q: Is R5F140GLAFB#30 compatible with designs using R5F100GLAFB#V0? A: Yes. R5F140GLAFB#30 belongs to the RL78/G13A series and maintains identical electrical specifications, memory capacity, I/O configuration, and 48-LQFP package form factor. It provides forward compatibility for active production environments.

Q: Why are there multiple part number variants with the same electrical specifications? A: The variants (R5F100GLAFB, R5F100GLDFB, R5F140GLAFB) represent different packaging configurations and series designations within the RL78 microcontroller family. All maintain the same core electrical parameters, allowing flexible sourcing while preserving design compatibility.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 3 (168 Hours) rating, meeting standard environmental and manufacturing requirements.

Q: What is the significance of the #V0, #10, and #30 suffixes? A: These suffixes denote packaging and distribution channel designations. #V0 indicates the original packaging configuration (now obsolete). #10 and #30 represent active production variants with different packaging types (Tray). All maintain identical electrical specifications.

Q: Can I mix different substitute parts in the same production run? A: Yes. All substitute parts share identical electrical specifications, memory configuration, and package form factor, allowing interchangeable use within the same design without circuit modifications.

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